PVDF
Polyvinylidene fluoride: pump heads, valves, fittings.
Insights · Materials
Chemical compatibility
Dosing pumps are used to dose chemicals: for each chemical, the table shows the resistance of the materials of pump heads, valves, fittings, diaphragms, seals and tubing, so that the most suitable configuration can be chosen for the liquid to be dosed.
- 490 chemicals
- 12 materials
- Search by name or formula
Materials
Materials and their use
PP
Polypropylene: pump heads, valves, fittings, floats.
316 stainless steel
Pump heads and valves.
PMMA
Polymethyl methacrylate (acrylic): pump heads.
PTFE
Polytetrafluoroethylene: diaphragms.
FPM, EPDM, NBR
Fluoroelastomer, ethylene propylene and nitrile: seals.
PVC, PE, Hastelloy
Polyvinyl chloride, polyethylene and Hastelloy, a nickel alloy.
PharMed® BPT
Peristaltic tubing, used for example in the PDS permanganate doser.
Permanganate →Always use tubing compatible with the chemical to be dosed. The materials available for each pump are listed in the technical data of the series.
Technical data
Resistance of materials to chemicals
Chemical compatibility table
Resistance: 1 satisfactory · 2 acceptable · 3 doubtful · 4 unsatisfactory · – insufficient data.
490 entries
| Chemical | Formula | PVDF | PP | PVC | 316 SS | PMMA | Hastelloy | PTFE | FPM | EPDM | NBR | PE | PharMed® BPT |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Acetaldehyde | CH3CHO | 3 | 2 | 3 | 1 | 3 | 1 | 1 | 3 | 2 | 3 | 1 | 4 |
| Acetamide | CH3CONH2 | 1 | 1 | 1 | 1 | 1 | – | 1 | 2 | 1 | 2 | 1 | 3 |
| Acetic acid | CH3COOH | 1 | 1 | 2 | 2 | 3 | 1 | 1 | 3 | 1 | 3 | 1 | 4 |
| Acetic acid, max 75% | CH3COOH | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 3 | 1 | 4 |
| Acetic anhydride | (CH3CO)2O | 3 | 3 | 3 | 1 | 3 | 1 | 1 | 3 | 2 | 3 | 3 | 1 |
| Acetone (dimethyl ketone) | CH3COCH3 | 2 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 1 | 3 | 1 | 4 |
| Acetophenone | C6H5COCH3 | 1 | 1 | – | 1 | 3 | 1 | 1 | 3 | 1 | 3 | 1 | – |
| Acetyl chloride | CH3COCl | 2 | 3 | 1 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 3 |
| Acetylacetone | CH3COCH2COCH2 | 3 | 1 | 3 | 1 | 3 | – | 1 | 3 | 1 | 3 | 1 | – |
| Acid mine water | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | – | |
| Acrylonitrile | CH2=CH-CN | 2 | 1 | 3 | 1 | 1 | 1 | 1 | 3 | 3 | 3 | 1 | 2 |
| Adipic acid | HOOC(CH2)4COOH | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 |
| Allyl alcohol | CH2CHCH2OH | 1 | 1 | 2 | 1 | 3 | 1 | 1 | 2 | 1 | 2 | 1 | 3 |
| Aluminium acetate | Al(CH3COO)3 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 3 | 1 | 2 | 1 | 1 |
| Aluminium ammonium sulphate | NH4Al(SO4)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Aluminium bromide | AlBr3 | 1 | 1 | 1 | – | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Aluminium chloride | AlCl3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Aluminium fluoride | AlF3 | 1 | 1 | 1 | 3 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| Aluminium hydroxide | Al(OH)3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 |
| Aluminium nitrate | Al(NO3)3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Aluminium phosphate | AlPO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Aluminium potassium sulphate (potash alum) | Kal(SO4)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Aluminium sulphate | Al2(SO4)3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Alums | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | – | – | 1 | 1 | |
| Amines | R-NH2 | 2 | 1 | 3 | 1 | – | 1 | 1 | 3 | 2 | 1 | 1 | 3 |
| Ammonium acetate | CH3COONH4 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 |
| Ammonium bicarbonate | NH4HCO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 3 | 1 | 1 |
| Ammonium carbonate | (NH4)2CO3 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Ammonium chloride (sal ammoniac) | NH4Cl | 1 | 1 | 1 | 2 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| Ammonium fluoride | NH4F | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Ammonium hydroxide (aqueous ammonia) | NH4OH | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 3 | 1 | 1 |
| Ammonium nitrate | NH4NO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Ammonium oxalate | (COONH4)2*H2O | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Ammonium perchlorate | NH4ClO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Ammonium peroxodisulphate | (NH4)2S2O8 | 1 | 1 | 1 | 3 | 1 | 2 | 1 | 1 | 1 | – | 1 | 1 |
| Ammonium phosphate | (NH4)3PO4 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Ammonium sulphate | (NH4)2SO4 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Ammonium sulphide | (NH4)2S | 1 | 1 | 1 | – | 1 | – | 1 | 2 | 1 | 1 | 1 | – |
| Amyl acetate | CH3(CH2)4-OOCCH3 | 1 | 3 | – | 1 | 3 | 1 | 1 | 3 | 3 | 1 | 3 | 2 |
| Amyl alcohol | CH3(CH2)3CH2OH | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 2 | 1 | 4 |
| Amyl alcohol (pentanol) | C5H11OH | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 4 |
| Aniline | C6H5NH2 | 1 | 2 | 3 | 1 | 3 | 1 | 1 | 2 | 2 | 3 | 2 | 3 |
| Aniline hydrochloride | C6H5NH2*HCl | 1 | 1 | 1 | 3 | – | 1 | 1 | 2 | 2 | 2 | 1 | 3 |
| Antimony trichloride | SbCl3 | 1 | 1 | 1 | 3 | 1 | – | 1 | 1 | 1 | 1 | 1 | 1 |
| Aqua regia | 3 HCl + HNO3 | 1 | 3 | 1 | 3 | 3 | 3 | 1 | 2 | 3 | 3 | 3 | 4 |
| Aqueous ammonia | 1 | 1 | 1 | 2 | 2 | – | 1 | 1 | – | – | 1 | 1 | |
| Aqueous iodine solution | I2 | 1 | 2 | 3 | 3 | 1 | – | 1 | 1 | 2 | 1 | 2 | 1 |
| Arsenic acid | H3AsO4 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 |
| Barium carbonate | BaCO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Barium chloride | BaCl2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Barium hydroxide | Ba(OH)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Barium nitrate | Ba(NO3)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Barium sulphate | BaSO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Barium sulphide | BaS | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Beer | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Beet sugar liquors | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 | 1 | 1 | 1 | 1 | |
| Benzaldehyde | C6H5CHO | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 1 | 3 | 3 | 4 |
| Benzene | C6H6 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Benzenesulphonic acid | C6H5SO3H | 1 | 1 | – | 1 | – | 1 | 1 | 1 | 3 | 3 | – | 4 |
| Benzoic acid | C6H5COOH | 1 | 1 | 2 | 2 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 2 |
| Benzoyl chloride | C6H5COCl | 1 | 3 | – | 2 | 3 | 1 | 1 | 1 | 1 | – | 3 | – |
| Benzyl alcohol | C6H5CH2OH | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | – | 1 | 1 |
| Benzyl benzoate | C6H5COOC7H7 | 3 | 1 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 1 | 4 |
| Benzyl chloride | C6H5CH2Cl | 1 | 3 | 3 | 2 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Bismuth carbonate | 1 | 1 | 1 | – | 1 | – | 1 | 1 | 1 | 3 | 1 | – | |
| Bitter salt (magnesium sulphate) | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | – | 1 | 1 | |
| Black liquor | 1 | 1 | 1 | 2 | 1 | – | 1 | 1 | 1 | 2 | 1 | – | |
| Bleach, 5.25% active chlorine | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | |
| Blue vitriol (copper sulphate) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Borax (sodium tetraborate) | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 | |
| Boric acid | H3BO3 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Brine | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Bromic acid | HBrO3 | 1 | 1 | 1 | – | – | – | 1 | 3 | 1 | 3 | 1 | – |
| Bromine | Br2 | 1 | 3 | 3 | 3 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Bromine water | Br2 + H2O | 1 | 3 | 2 | 3 | 3 | – | 1 | 1 | 3 | 3 | 3 | – |
| Bromobenzene | C6H5Br | 1 | 3 | – | 1 | – | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Bromochloromethane | CH2BrCl | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 2 | 2 | – | 3 | 4 |
| Bromochlorotrifluoroethane | HCClBrCF3 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | – | 3 | 1 |
| Butanediol | HOC4H8OH | 1 | 1 | 1 | 1 | – | 1 | 1 | 3 | 1 | 1 | 1 | 1 |
| Butanetriol | C4H10O3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | – | 1 | 1 |
| Butanol (butyl alcohol) | C4H9OH | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 3 | 2 | 3 | 1 | 4 |
| Butyl acetate | CH3COOC4H9 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 3 | 2 | 3 | 3 | 2 |
| Butyl acrylate | C7H13O2 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | 3 | 1 | 3 |
| Butyl alcohol | C4H9OH | 1 | 1 | 2 | 1 | 3 | 1 | 1 | 1 | 2 | 3 | 1 | 4 |
| Butyl benzoate | C6H5COOC4H9 | – | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 1 | 3 | 3 | 4 |
| Butyl bromide | 1 | 3 | 3 | 2 | 3 | – | 1 | – | – | – | 3 | – | |
| Butyl chloride | 1 | 3 | 3 | 2 | 3 | – | 1 | 1 | 3 | 1 | 3 | – | |
| Butyl mercaptan | C4H9SH | 1 | – | – | – | – | – | 1 | 2 | 3 | 3 | – | – |
| Butyl oleate | C22H42O2 | 1 | – | – | 1 | – | 1 | 1 | 1 | 2 | 3 | – | – |
| Butyl stearate | C22H44O2 | 1 | – | – | 1 | 3 | 1 | 1 | 1 | 3 | 2 | – | – |
| Butylamine | C4H9NH2 | 3 | 3 | 3 | 2 | 3 | 1 | 1 | 3 | 3 | 1 | 2 | – |
| Butyraldehyde | C3H7CHO | – | 1 | – | 1 | – | 1 | 1 | 3 | 2 | 3 | 1 | 4 |
| Butyric acid | C3H7COOH | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 2 |
| Calcium acetate | (CH3COO)2Ca | – | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 2 | 1 | 1 |
| Calcium bisulphite | Ca(HSO3)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Calcium carbonate | CaCO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Calcium chlorate | Ca(ClO3)2 | 1 | 1 | – | 1 | 1 | – | 1 | – | – | 3 | 1 | – |
| Calcium chloride | CaCl2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Calcium cyanide | Ca(CN)2 | 1 | 1 | 1 | – | 1 | – | 1 | 1 | 1 | 1 | 1 | 1 |
| Calcium hydroxide (milk of lime) (slaked lime) | Ca(OH)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Calcium hypochlorite (chlorinated lime) | Ca(OCl)2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Calcium nitrate (nitrate of lime) | Ca(NO3)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Calcium phosphate | Ca3(PO4)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Calcium sulphate (gypsum) | CaSO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 3 | 1 | 1 |
| Calcium sulphide | CaS | 1 | 1 | 1 | – | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Calcium sulphite | CaSO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Calcium thiosulphate | CaS2O3 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 |
| Carbon disulphide | CS2 | 1 | 3 | 3 | 2 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Carbon tetrachloride (tetrachloromethane) | CCl4 | 1 | 3 | 2 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Carbonic acid | H2CO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 |
| Castor oil | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 | 2 | 1 | 1 | 3 | |
| Chloral hydrate | CCl3-CH(OH)2 | 1 | – | – | – | – | – | 1 | 1 | 2 | 3 | – | – |
| Chloric acid | HClO3 | 1 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 2 | 3 | 2 | 1 |
| Chlorine dioxide solution | ClO2 + H2O | 1 | 2 | 1 | 3 | 3 | 1 | 1 | 1 | 3 | 3 | 2 | 4 |
| Chlorine water | Cl2 + H20 | 1 | 2 | 1 | 3 | 3 | 1 | 1 | 1 | 1 | 3 | 2 | 4 |
| Chloroacetic acid | ClCH2COOH | 1 | 3 | 3 | 3 | – | 1 | 1 | 3 | 2 | 3 | 3 | 2 |
| Chloroacetone | ClCH2COCH3 | – | – | 3 | 1 | 3 | 1 | 1 | 3 | 1 | – | – | 4 |
| Chlorobenzene | C6H5Cl | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Chlorobutadiene (chloroprene) | C4H5Cl | – | – | 3 | 1 | 3 | 1 | 1 | 1 | 3 | – | – | 4 |
| Chloroethanol | ClCH2CH2OH | 3 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | – | 1 | 1 |
| Chloroethylbenzene | C6H4ClC2H5 | – | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 2 | 3 | 4 |
| Chloroform (trichloromethane) | CHCl3 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Chlorohydrin | C3H5OCl | 3 | 1 | – | 1 | 3 | 1 | 1 | 1 | 3 | – | 1 | 1 |
| Chlorophenol | C6H4OHCl | 1 | 1 | – | 1 | 3 | 1 | 1 | – | 3 | – | 1 | 4 |
| Chlorosulphonic acid | SO2(OH)Cl | 3 | 3 | 2 | 3 | 3 | 1 | 1 | 3 | 3 | 3 | 3 | 4 |
| Chlorotoluene | C7H8Cl | 1 | – | 3 | 1 | 3 | 1 | 1 | 1 | 3 | – | – | 4 |
| Chromic acid, 10% | H2CrO4 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 1 | 1 |
| Chromic acid, 30% | H2CrO4 | 1 | 1 | 1 | 2 | 3 | 3 | 1 | 1 | 3 | 3 | 1 | 2 |
| Chromic acid, 50% | H2CrO4 | 1 | 1 | 1 | 3 | 3 | 3 | 1 | 1 | 3 | 3 | 1 | 2 |
| Chromic-sulphuric acid mixture | K2CrO4 + H2SO4 | 1 | 3 | 1 | – | 3 | – | 1 | – | – | 3 | 3 | 4 |
| Chromium potassium sulphate (chrome alum) | KCr(SO4)2 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 |
| Chromium sulphate | Cr2(SO4)3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 |
| Citric acid | C6H8O7 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Clorox (bleach, 5.25% active chlorine) | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | |
| Cobalt chloride | CoCl2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Copper(II) acetate | Cu(CH3COO)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 2 | 1 | 1 |
| Copper(II) arsenite | Cu3(AsO3)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 |
| Copper(II) carbonate | CuCO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Copper(II) chloride | CuCl2 | 1 | 1 | 1 | – | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Copper(II) cyanide | Cu(CN)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Copper(II) fluoride | CuF2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 |
| Copper(II) nitrate | Cu(NO3)2 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| Copper(II) sulphate (blue vitriol) | CuSO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Corn oil | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 | – | 1 | 1 | – | |
| Cottonseed oil | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 | 2 | 1 | 1 | 3 | |
| Cresol (methylphenol) | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | – | 3 | 4 | |
| Cresylic acid | C6H4CH3OH | 1 | 1 | 2 | 1 | 3 | 2 | 1 | 1 | 3 | 3 | 1 | 2 |
| Crotonaldehyde | CH3C2H2CHO | 1 | 1 | 3 | 1 | – | 1 | 1 | 3 | 1 | 3 | 1 | 4 |
| Crude oil | 1 | 3 | – | 2 | – | – | 1 | 1 | 3 | 2 | 3 | – | |
| Cyclohexane | C6H12 | 1 | 1 | 3 | 1 | 1 | 3 | 1 | 1 | 3 | 1 | 1 | 4 |
| Cyclohexanol (cyclohexyl alcohol) | C6H11OH | 1 | 1 | 2 | 1 | 3 | 1 | 1 | 1 | 3 | 1 | 1 | 4 |
| Cyclohexanone | C6H10O | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 2 | 3 | 1 | 4 |
| Cyclohexylamine | C6H11NH2 | – | – | – | 1 | – | 1 | 1 | 3 | 3 | 1 | – | – |
| Decahydronaphthalene (decalin) | C10H18 | 1 | 3 | 2 | – | 3 | 1 | 1 | 3 | 3 | 3 | 3 | 4 |
| Detergents, general | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | – | 1 | 2 | |
| Dextrin | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 | |
| Diacetone alcohol | C6H12O2 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 1 | 2 | 1 | 4 |
| Diacetone alcohol | C6H12O2 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 1 | 2 | 1 | 4 |
| Dibromoethane (ethylene dibromide) | C2H4Br2 | 1 | – | 3 | 1 | 3 | 1 | 1 | 1 | 3 | – | 3 | 4 |
| Dibutyl ether | C4H9OC4H9 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | 3 | 1 | 3 |
| Dibutyl phthalate | C16H22O4 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 1 | 2 | 3 | 3 | 1 |
| Dibutylamine | (C4H9)2NH | 1 | 1 | – | 1 | – | 1 | 1 | 3 | 3 | – | 1 | – |
| Dichloroacetic acid | Cl2CHCOOH | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 3 | 1 | 3 | 1 | 2 |
| Dichlorobenzene | C6H4Cl2 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Dichlorobutane | C4H8Cl2 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Dichlorobutene | C4H6Cl2 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Dichloroethane (ethylene dichloride) | C2H4Cl2 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 3 |
| Dichloroethylene (acetylene dichloride) | C2H2Cl2 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 2 |
| Dichloroisopropyl ether | (C3H6Cl)2O | – | 3 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | – | 3 | 4 |
| Dichloromethane (methylene chloride) | CH2Cl2 | 3 | 3 | 3 | 3 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 3 |
| Dicyclohexylamine | (C6H12)2NH | – | 3 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | – | 3 | 4 |
| Diesel fuel | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 3 | 4 | |
| Diethyl ether | C2H5OC2H5 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | 3 | 3 | 3 |
| Diethylene glycol | C4H10O3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Diethylene glycol monoethyl ether | C8H18O3 | 1 | 1 | – | 1 | – | 1 | 1 | – | 2 | – | 1 | 2 |
| Diglycolic acid | C4H6O5 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 3 | 1 | 3 |
| Dihexyl phthalate | C20H26O4 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | – | 3 | 1 | 1 |
| Diisobutyl ketone | C9H18O | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 1 | 3 | 1 | 4 |
| Diisononyl phthalate | C26H42O4 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | – | – | – | 1 | 1 |
| Diisopropyl ketone | C7H14O | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 1 | – | 1 | 4 |
| Dimethyl carbonate | (CH3O)2CO | 1 | 1 | – | 1 | – | 1 | 1 | 1 | 3 | – | 1 | – |
| Dimethyl phthalate | C10H10O4 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 2 | – | 1 | 1 |
| Dimethylformamide (DMF) | HCON(CH3)2 | 3 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 1 | 3 | 1 | 2 |
| Dimethylhydrazine | H2NN(CH3)2 | – | 1 | – | 1 | – | 1 | 1 | 3 | 1 | 3 | 1 | – |
| Dinitrotoluene | – | – | – | 1 | – | 1 | 1 | 3 | 3 | 3 | 3 | – | |
| Dioctyl phthalate | C4H4(COOC8H17)2 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 1 | 2 | 3 | 1 | 1 |
| Dioxane | C4H8O2 | 3 | 3 | 3 | 1 | 3 | 1 | 1 | 3 | 2 | 3 | 1 | 4 |
| Disodium hydrogen phosphate | Na2HPO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 |
| Disodium phosphate | 1 | 1 | – | – | – | 1 | 1 | 1 | – | – | – | 1 | |
| Distilled water | H2O | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 |
| Disulphur dichloride (sulphur chloride) | S2Cl2 | 1 | – | – | – | – | – | 1 | 1 | 3 | – | – | 4 |
| Electroplating solutions | 1 | 1 | 1 | 1 | – | 1 | 1 | 1 | 1 | 2 | 1 | 1 | |
| Engine oils | 1 | 1 | 2 | 1 | – | 1 | 1 | 1 | 3 | 1 | 1 | 4 | |
| Ethanol | C2H5OH | 1 | 1 | 1 | 2 | 3 | 1 | 1 | 3 | 1 | 1 | 1 | 3 |
| Ethanolamine | HOC2H4NH2 | 1 | 1 | – | 1 | 3 | 1 | 1 | 3 | 2 | – | 1 | 2 |
| Ethers | – | 2 | 3 | 1 | 3 | 2 | 1 | 3 | 3 | 3 | 3 | 3 | |
| Ethyl acetate (acetic ether) | CH3COOC2H5 | 2 | 3 | 3 | 1 | 3 | 1 | 1 | 3 | 2 | 3 | 3 | 2 |
| Ethyl acetoacetate | C6H10O3 | 1 | 1 | 3 | 1 | – | 1 | 1 | 3 | 2 | – | 1 | 3 |
| Ethyl acrylate | C2H3COOC2H5 | 3 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 2 | 3 | 1 | 4 |
| Ethyl alcohol | CH3CH2OH | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 1 | 3 | 1 | 3 |
| Ethyl benzoate | C6H5COOC2H5 | 3 | 1 | 3 | 1 | – | 1 | 1 | 1 | 3 | 4 | 1 | 4 |
| Ethyl bromide | C2H5Br | 1 | 1 | – | – | 3 | 1 | 1 | 1 | 3 | 2 | 1 | 2 |
| Ethyl chloride | CH3 – CH2Cl | 1 | 3 | 3 | 1 | 3 | – | 1 | 1 | 2 | 2 | 3 | 3 |
| Ethyl chloroacetate | ClCH2COOC2H5 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 1 | 4 |
| Ethyl chlorocarbonate | ClCO2C2H5 | – | – | – | – | – | – | 1 | 1 | 3 | 4 | – | – |
| Ethyl ether | CH3CH2 – O – CH2CH3 | 1 | 3 | 3 | 1 | 3 | 2 | 1 | 3 | 2 | – | 3 | 3 |
| Ethylacrylic acid | C4H7COOH | 1 | 1 | – | 1 | – | 1 | 1 | – | 2 | – | 1 | – |
| Ethylbenzene | C6H5 – C2H5 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Ethylcyclopentane | C5H4C2H5 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | – | 1 | 4 |
| Ethylene chloride | ClCH2 – CH2Cl | 1 | 3 | 3 | 1 | 3 | – | 1 | 1 | 2 | 2 | 3 | 3 |
| Ethylene glycol monoethyl ether | HOC2H4OC2H5 | 1 | 1 | – | 1 | – | 1 | 1 | – | 2 | – | 1 | 2 |
| Ethylene oxide | H2C – O – CH2 | 3 | – | – | 1 | – | 1 | 1 | 3 | 2 | 3 | – | 1 |
| Ethylenediamine | (CH2NH2)2 | 2 | 3 | 3 | 2 | 3 | 3 | 1 | 3 | 1 | 3 | 3 | – |
| Ethylhexanol | C8H16O | 1 | 1 | 2 | 1 | – | 1 | 1 | 1 | 1 | 1 | 1 | 4 |
| Fatty acids | R-COOH | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 2 | 1 | 3 |
| Ferric chloride | FeCl3 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Ferric nitrate | Fe(NO3)3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Ferric phosphate | FePO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 |
| Ferric sulphate | Fe2(SO4)3 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 |
| Ferrous chloride | FeCl2 | 1 | 1 | 1 | 3 | 1 | 2 | 1 | 1 | 1 | – | 1 | 1 |
| Ferrous sulphate (green vitriol) | FeSO4 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Fluorobenzene | C6H5F | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Fluoroboric acid | HBF4 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 4 |
| Fluorosilicic acid | H2SiF6 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Formaldehyde (formalin) | CH2O | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 3 | 2 | 2 | 1 | 4 |
| Formamide | HCONH2 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 2 | 1 | 3 | 1 | – |
| Formic acid | HCOOH | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 3 | 2 | 3 | 1 | 3 |
| Fresh water | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | |
| Fruit juice pulp | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | |
| Fuel oil | 1 | 2 | – | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 2 | 4 | |
| Furan | C4H4O | 3 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | 3 | 1 | 4 |
| Furfural (furan aldehyde) | C5H5O2 | 3 | – | – | 1 | – | – | 1 | 3 | 2 | 3 | – | 4 |
| Furfuryl alcohol | OC4H3CH2OH | 3 | 1 | 3 | 1 | 3 | 1 | 1 | 1 | 2 | 3 | 1 | 4 |
| Gallic acid | C6H2(OH)3COOH | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 1 |
| Glucose (dextrose) | C6H12O6 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Glycerol (glycerine) | C3H5(OH)3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Glycerol triacetate (triacetin) | C3H5(CH3COO)3 | 1 | 1 | – | 1 | – | 1 | 1 | 3 | 1 | 3 | 1 | – |
| Glycine, 10% | NH2CH2COOH | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 |
| Glycol (ethylene glycol) | C2H4(OH)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Glycolic acid, 70% | CH2OHCOOH | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 |
| Heptane | C7H16 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 4 |
| Hexanal | C5H11CHO | 1 | 1 | – | 1 | – | 1 | 1 | 3 | 2 | – | 1 | 4 |
| Hexane | C6H14 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 4 |
| Hexanetriol | C6H9(OH)3 | 1 | 1 | – | 1 | – | 1 | 1 | 1 | 1 | 1 | 1 | – |
| Hexene | C6H12 | 1 | 1 | 1 | 1 | – | 1 | 1 | 1 | 3 | 2 | 1 | 4 |
| Hydrazine hydrate | N2H4 + H2O | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 2 | 1 | 3 |
| Hydrobromic acid, 50% | HBr | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 3 | 1 | 2 | 1 | 4 |
| Hydrochloric acid, concentrated | HCl | 1 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | 1 | 2 |
| Hydrochloric acid, dilute (muriatic acid) | HCl | 1 | 1 | 1 | 3 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| Hydrocyanic acid (hydrogen cyanide) (prussic acid) | HCN | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 |
| Hydrofluoric acid 40% | HF | 1 | 3 | 2 | 3 | 3 | 2 | 1 | 1 | 3 | 3 | 1 | 4 |
| Hydrofluorosilicic acid | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 2 | |
| Hydrogen peroxide, 30% (perhydrol) | H2O2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 3 | 1 | 1 |
| Hydrogen sulphide, aqueous solution | H2S | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 3 | 2 | 1 | – |
| Hydroiodic acid | HI | 1 | 1 | 1 | 3 | 1 | – | 1 | 3 | – | – | 1 | 4 |
| Hydroquinone | C6H4(OH)2 | 1 | 1 | 1 | 1 | – | 1 | 1 | 2 | 3 | 3 | 1 | 3 |
| Hydroxylamine sulphate | (NH2OH)2 * H2SO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Hypochlorous acid | HOCl | 1 | 3 | 1 | 3 | 1 | 1 | 1 | 1 | 2 | 3 | 1 | 1 |
| Isobutyl alcohol (isobutanol) | C2H5CH(OH)CH3 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 2 | 1 | 3 |
| Isopropyl acetate | CH3COOCH(CH3)2 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 2 | 3 | 1 | 2 |
| Isopropyl alcohol | (CH3)2CHOH | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 3 | 1 | 2 | 1 | 3 |
| Isopropyl alcohol (isopropanol) | (CH3)2CHOH | 1 | 1 | 2 | 1 | 3 | 1 | 1 | 1 | 1 | 2 | 1 | 3 |
| Isopropyl chloride | CH3CHClCH3 | 1 | 3 | 3 | 1 | 3 | 2 | 1 | 1 | 3 | 3 | 3 | 2 |
| Isopropyl ether | C6H14O | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | 3 | 3 | 3 |
| Isopropylbenzene (cumene) | C6H5CH(CH3)2 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | – | 3 | 4 |
| Kerosene (paraffin) | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 2 | 4 | |
| Lactic acid | C3H6O3 | 1 | 1 | 1 | 2 | 3 | 2 | 1 | 1 | 2 | 1 | 1 | 3 |
| Lard oil | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 3 | |
| Lauric acid | 1 | – | 1 | – | – | – | 1 | 1 | 3 | 1 | – | 2 | |
| Lead acetate (sugar of lead) | Pb(CH3COO)2 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 |
| Lead nitrate | Pb(NO3)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Lead sulphate | PbSO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 |
| Linoleic acid | 1 | – | 1 | 1 | – | – | 1 | 1 | – | 2 | – | 3 | |
| Linseed oil | 1 | 1 | 1 | – | – | 1 | 1 | 1 | 2 | 1 | 3 | 3 | |
| Lithium bromide (brine) | LiBr | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Lithium chloride | LiCl | 1 | 1 | 1 | 3 | 1 | – | 1 | 1 | 1 | 1 | 1 | 1 |
| Lithium salts | 1 | 1 | 1 | – | – | – | 1 | – | 1 | – | 1 | – | |
| Magnesium carbonate | MgCO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 |
| Magnesium chloride | MgCl2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Magnesium hydroxide | Mg(OH)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 |
| Magnesium nitrate | Mg(NO3)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 |
| Magnesium sulphate (Epsom salt) | MgSO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Maleic acid | C4H4O4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 |
| Malic acid | C4H6O5 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Manganese(II) chloride | MnCl2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Manganese(II) sulphate | MnSO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Mercury | Hg | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Mercury(II) chloride (corrosive sublimate) | HgCl2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Mercury(II) cyanide | Hg(CN)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Mercury(II) nitrate | Hg(NO3)2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Mesityl oxide | C6H10O | – | – | 3 | 1 | 3 | 1 | 1 | 3 | 2 | 3 | 2 | 4 |
| Methacrylic acid | C3H5COOH | 1 | 1 | – | 1 | – | 1 | 1 | 3 | 2 | 3 | 1 | 3 |
| Methanol | CH3OH | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 2 | 1 | 4 | 1 | 3 |
| Methoxybutanol | CH3O(CH2)4OH | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 1 | 1 | 2 |
| Methyl acetate | CH3COOCH3 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 2 | 3 | 1 | 2 |
| Methyl acetoacetate | C5H8O3 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 2 | – | 1 | 2 |
| Methyl acrylate | C2H3COOCH3 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 2 | 3 | 1 | 2 |
| Methyl benzoate | C6H5COOCH3 | 3 | 1 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 1 | 4 |
| Methyl chloroacetate | ClCH2COOCH3 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 1 | 3 | 1 | 4 |
| Methyl dichloroacetate | Cl2CHCOOH3 | – | 1 | 3 | 1 | 3 | 1 | 1 | 3 | – | – | 1 | 4 |
| Methyl ethyl ketone (MEK) | CH3COC2H5 | 3 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 1 | 3 | 1 | 4 |
| Methyl glycol | C3H8O2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 2 | – | 1 | 1 |
| Methyl isobutyl ketone | CH3COC4H9 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | 3 | 1 | 4 |
| Methyl isopropyl ketone | CH3COC3H7 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 2 | 3 | 1 | 4 |
| Methyl methacrylate | C3H5COOCH3 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | 3 | 1 | 4 |
| Methyl oleate | C17H33COOCH3 | 1 | 1 | – | 1 | – | 1 | 1 | 1 | 2 | – | 1 | – |
| Methyl salicylate | HOC6H4COOCH3 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 2 | 2 | 3 | 1 | 4 |
| Methyl sulphate | 1 | 3 | 1 | – | 3 | – | 1 | – | – | – | 1 | – | |
| Methylamine | CH3NH2 | 3 | 1 | 3 | 1 | 1 | 1 | 1 | 3 | 1 | 3 | 1 | 1 |
| Methylcatechol | C6H3(OH)2CH3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | – | 1 | 3 |
| Methylcellulose | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 2 | 1 | 1 | |
| Methylcyclopentane | C5H9CH3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | – | 1 | 4 |
| Milk | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | |
| Mineral oil | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 4 | |
| Morpholine | C4H9ON | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 1 | – | 3 | 1 | 4 |
| Naphthalene | C10H8 | 1 | 3 | 3 | 1 | – | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Nickel(II) acetate | (CH3COO)2Ni | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 3 | 1 | 1 |
| Nickel(II) chloride | NiCl2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Nickel(II) nitrate | Ni(NO3)2 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 3 | 1 | 1 |
| Nickel(II) sulphate | NiSO4 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| Nitric acid, 40% | HNO3 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 2 | 3 | 1 | 4 |
| Nitric acid, 65% | HNO3 | 1 | 2 | 3 | 2 | 3 | 1 | 1 | 1 | 3 | 3 | 2 | 4 |
| Nitric acid, anhydrous | HNO3 | 1 | 3 | 1 | 2 | 3 | 3 | 1 | 2 | 3 | 3 | 3 | 4 |
| Nitromethane | CH3NO2 | 3 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 2 | 3 | 1 | 4 |
| Nitropropane | (CH3)2CHNO2 | – | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 2 | 3 | 1 | 4 |
| Nitrotoluene | C6H4NO2CH3 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | 3 | 1 | 4 |
| Octane | C8H18 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 3 | 1 | 1 | 4 |
| Octanol | C8H17OH | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 4 |
| Octyl cresol | C15H24O | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | – | – | 1 | 4 |
| Oils and fats | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | – | 1 | – | |
| Oleic acid | C17H33COOH | 1 | 1 | 1 | 1 | – | 1 | 1 | 2 | 3 | 3 | 1 | 3 |
| Oleum (fuming sulphuric acid) | H2SO4 + SO3 | 3 | 3 | 3 | 2 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 1 |
| Olive oil | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | – | |
| Oxalic acid | (COOH)2 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 3 | 2 | 1 | 2 |
| Palmitic acid | C15H31COOH | 1 | 1 | 1 | 1 | – | 1 | 1 | 1 | 1 | 1 | 1 | 2 |
| Pentane | C5H12 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 4 |
| Perchloric acid, 10% | HClO4 | 1 | 1 | 1 | 3 | 3 | 1 | 1 | 1 | 2 | 3 | 1 | 1 |
| Perchloric acid, 70% | HClO4 | 1 | 1 | 1 | 3 | 3 | 1 | 1 | 1 | 2 | 3 | 1 | 1 |
| Perchloroethylene | C2Cl4 | 1 | 3 | 1 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 3 |
| Petroleum ether | CnH2n+2 | 1 | 1 | 2 | 1 | 2 | 1 | 1 | 1 | 3 | 1 | 1 | 4 |
| Petroleum naphtha | 1 | 3 | 1 | 2 | 1 | 1 | 1 | 1 | 3 | 3 | 3 | 4 | |
| Petroleum oils (sour) | 1 | 3 | 1 | 2 | 1 | – | 1 | 1 | 3 | – | 3 | – | |
| Phenol (carbolic acid) | C6H5OH | 1 | 1 | 1 | 2 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 1 |
| Phenyl ethyl ether | C6H5OC2H5 | – | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | 3 | 1 | 4 |
| Phenylhydrazine | C6H5NHNH2 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | 2 | 3 | 4 |
| Phosphoric acid, 25% (orthophosphoric acid) | H3PO4 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Phosphoric acid, 50% (orthophosphoric acid) | H3PO4 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Phosphorus oxychloride | POCl3 | 1 | 1 | 3 | – | 3 | 1 | 1 | 1 | 1 | 3 | 1 | – |
| Phosphorus trichloride | PCl3 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 1 | 1 | 3 | 1 | 2 |
| Photographic solutions | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | |
| Phthalic acid | C6H4(COOH)2 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 2 | 1 | 1 | 1 | 1 |
| Picric acid | C6H2(NO2)3OH | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 4 |
| Piperidine | C5H11N | 1 | – | 3 | 1 | 3 | 1 | 1 | 3 | 3 | 3 | – | 4 |
| Potassium acetate | CH3COOK | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 2 | 1 | 1 |
| Potassium bicarbonate | KHCO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Potassium bifluoride | KHF2 | 1 | 1 | 1 | 1 | – | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Potassium bisulphate 5% | KHSO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Potassium bitartrate | KC4H5O6 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Potassium borate | KBO2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Potassium bromate | KBrO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Potassium bromide | KBr | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Potassium carbonate | K2CO3 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Potassium chlorate | KClO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Potassium chloride | KCl | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Potassium chromate | K2CrO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 |
| Potassium cyanate | KOCN | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Potassium cyanide 5% | KCN | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Potassium dichromate (potassium pyrochromate) | K2Cr2O7 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 |
| Potassium ferrocyanide | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | |
| Potassium fluoride | KF | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Potassium hexacyanoferrate(II) | K4Fe(CN)6 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 |
| Potassium hexacyanoferrate(III) | K3Fe(CN)6 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 |
| Potassium hydroxide (caustic potash) | KOH | 3 | 1 | 1 | 1 | 1 | 2 | 1 | 3 | 1 | 2 | 1 | 4 |
| Potassium iodide | KI | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Potassium nitrate (saltpetre) | KNO3 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| Potassium perchlorate | KClO4 | 1 | 1 | 1 | – | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Potassium permanganate, 10% | KMnO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 4 |
| Potassium persulphate | K2S2O8 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Potassium phosphate | KH2PO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Potassium sulphate | K2SO4 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| Potassium sulphite | K2SO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Propionic acid | C2H5COOH | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 3 | 1 | 1 | 1 | 3 |
| Propionitrile | CH3CH2CN | 1 | 1 | – | 1 | – | 1 | 1 | 3 | 3 | – | 1 | 4 |
| Propyl acetate | CH3COOC3H7 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 2 | – | 1 | 4 |
| Propylene dichloride | 1 | 3 | 3 | – | 2 | 2 | 1 | – | – | – | 3 | – | |
| Propylene glycol | CH3CHOHCH2OH | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Pyridine | C5H5N | 3 | 3 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | 3 | 1 | 3 |
| Pyrrole | C4H4N | – | 1 | – | 1 | – | 1 | 1 | 3 | 3 | 3 | 1 | 4 |
| Refined petrol (gasoline) | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 4 | |
| Salicylic acid | HOC6H4COOH | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| Salt water | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | |
| Seawater | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | |
| Silicic acid | SiO2 * x H2O | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Silver bromide | AgBr | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 2 | 1 | 3 | 1 | 1 |
| Silver chloride | AgCl | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 2 | 1 | 3 | 1 | 1 |
| Silver nitrate (lunar caustic) | AgNO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 |
| Silver plating solutions | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | – | 1 | 1 | |
| Soaps | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | – | 1 | – | |
| Sodium acetate | NaCH3COO | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 |
| Sodium benzoate | C6H5COONa | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Sodium bicarbonate (natron) | NaHCO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Sodium bisulphate (sodium hydrogen sulphate) | NaHSO4 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Sodium bisulphite | NaHSO3 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Sodium borate | NaBO2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Sodium bromate | NaBrO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Sodium bromide | NaBr | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Sodium carbonate (soda ash) | Na2CO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 |
| Sodium chlorate | NaClO3 | 1 | 1 | 1 | 2 | 1 | 2 | 1 | 1 | 1 | 3 | 1 | 1 |
| Sodium chloride (table salt) | NaCl | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Sodium chlorite 10% | NaClO2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Sodium chromate | Na2CrO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Sodium cyanide | NaCN | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Sodium dichromate | Na2Cr2O7 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 |
| Sodium dithionite | Na2S2O4 | 1 | 3 | 3 | 1 | 1 | 2 | 1 | – | – | – | 3 | 1 |
| Sodium ferrocyanide | Na4Fe(CN)6 | 2 | 1 | 1 | 2 | – | 1 | 1 | 1 | 1 | 3 | 1 | – |
| Sodium fluoride | NaF | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Sodium hexametaphosphate | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 | – | – | 1 | 1 | |
| Sodium hydroxide (caustic soda) | NaOH | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 2 | 1 | 4 |
| Sodium hypochlorite, 12.5% | NaOCl + NaCl | 1 | 2 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | 3 | 1 |
| Sodium iodide | NaI | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Sodium metaphosphate | (NaPO3)n | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Sodium nitrate (Chile saltpetre) | NaNO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Sodium nitrite | NaNO2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 |
| Sodium oxalate | Na2C2O4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Sodium perborate | NaBO2 * H2O2 | 1 | 1 | 2 | 1 | 1 | 2 | 1 | 1 | 1 | 2 | 1 | 1 |
| Sodium perchlorate 10% | NaClO4 | 1 | 1 | 1 | 2 | 1 | 2 | 1 | 1 | 1 | 3 | 1 | 1 |
| Sodium peroxide | Na2O2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 3 | – |
| Sodium persulphate | Na2S2O8 | 1 | 1 | 1 | 1 | – | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Sodium phosphate | Na3PO4 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Sodium pyrosulphite | Na2S2O5 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | – | – | 1 | 1 |
| Sodium salicylate | C6H4(OH)COONa | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 3 | 3 | 1 | 1 |
| Sodium silicate (water glass) | Na2SiO3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Sodium sulphate (Glauber's salt) (mirabilite) | Na2SO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Sodium sulphide | Na2S | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| Sodium sulphite 50% | Na2SO3 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Sodium tetraborate | Na2B4O7 * 10H2O | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 3 | 1 | 1 |
| Sodium thiosulphate (hyposulphite), 25% | Na2S2O3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Sodium tripolyphosphate | Na5P3O10 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 3 | 1 | 1 |
| Stannic chloride | 1 | 1 | 1 | 3 | – | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Stannous chloride | SnCl2 | 1 | 1 | 1 | 2 | – | 1 | 1 | 1 | – | – | 1 | 1 |
| Starch | (C6H10O5)n | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 | 1 |
| Stearic acid | C17H35COOH | 1 | 1 | 1 | 1 | – | 1 | 1 | 1 | 2 | 2 | 1 | 2 |
| Styrene | C6H5CHCH2 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Succinic acid | C4H6O4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Sugar syrup | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Sulphur | S | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | – |
| Sulphur trioxide | SO3 | 3 | 3 | 1 | 3 | – | – | 1 | 1 | 3 | 3 | 3 | 2 |
| Sulphuric acid, 10% | H2SO4 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 |
| Sulphuric acid, 85% | H2SO4 | 1 | 1 | 1 | 2 | 3 | 1 | 1 | 1 | 3 | 3 | 1 | 4 |
| Sulphuric acid, 98.5% | H2SO4 | 1 | 3 | 3 | 3 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Sulphurous acid | H2SO3 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 |
| Sulphuryl chloride | SO2Cl2 | 3 | 3 | 3 | – | 3 | – | 1 | 1 | 3 | 3 | 3 | 4 |
| Tannic acid | C76H52O46 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 |
| Tanning liquors | 1 | 1 | 1 | 1 | – | 1 | 1 | 1 | – | – | 1 | – | |
| Tartaric acid | C4H6O6 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 2 | 1 | 1 | 1 |
| Tertiary hexanol | C6H13OH | 1 | 1 | 3 | 1 | 3 | 1 | 1 | – | 1 | – | 1 | 2 |
| Tetrachloroethane (acetylene tetrachloride) | C2H2Cl4 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 2 |
| Tetrachloroethylene | C2Cl4 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 3 |
| Tetraethyl lead | Pb(C2H5)4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | – | 1 | – |
| Tetraethyl lead | 1 | – | 1 | – | – | – | 1 | 1 | – | – | – | – | |
| Tetrahydrofuran (THF) | C4H8O | 3 | 3 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | 3 | 3 | 4 |
| Tetrahydronaphthalene (tetralin) | C10H12 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Thionyl chloride | SOCl2 | 1 | 3 | 3 | – | 3 | – | 1 | 2 | 1 | 3 | 3 | 2 |
| Thiophene | C4H4S | – | 3 | 3 | 1 | – | 1 | 1 | 3 | 3 | 3 | 3 | 4 |
| Tin(II) chloride | SnCl2 | 1 | 1 | 3 | 3 | 1 | 2 | 1 | 2 | 1 | 1 | 1 | 1 |
| Tin(II) sulphate | SnSO4 | 1 | 1 | 1 | 1 | – | 2 | 1 | 1 | 1 | – | 1 | 1 |
| Tin(IV) chloride | SnCl4 | 1 | 1 | 1 | 3 | – | 1 | 1 | 1 | 1 | – | 1 | 1 |
| Titanium tetrachloride | TiCl4 | 1 | – | – | – | – | – | 1 | 3 | 3 | 3 | – | – |
| Toluene | C6H5CH3 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | 3 | 3 | 4 |
| Toluene diisocyanate | C7H3(NCO)2 | – | 1 | – | 1 | – | 1 | 1 | 3 | 2 | 3 | 1 | – |
| Tributyl phosphate | (C4H9)3PO4 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 1 | 3 | 1 | 1 |
| Trichloroacetaldehyde hydrate | CCl3CH(OH)2 | 3 | 3 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | – | 1 | – |
| Trichloroacetic acid 50% | CCl3COOH | 1 | 1 | 1 | 3 | 3 | 1 | 1 | 3 | 3 | – | 1 | 3 |
| Trichloroethane | CCl3CH3 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 2 |
| Trichloroethylene | C2HCl3 | 1 | 3 | 3 | 2 | 3 | 1 | 1 | 3 | 3 | 3 | 3 | 2 |
| Tricresyl phosphate | (C7H7)3PO4 | – | 1 | 3 | 1 | 3 | 1 | 1 | 2 | 1 | 3 | 1 | 1 |
| Triethanolamine | N(C2H4OH)3 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 3 | 2 | 3 | 1 | 2 |
| Trioctyl phosphate | (C8H17)3PO4 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 2 | 1 | 3 | 1 | 1 |
| Trisodium phosphate | Na3PO4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 |
| Turpentine | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 1 | 3 | 4 | |
| Urea | CO(NH2)2 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 4 |
| Vegetable oils | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 3 | |
| Vinegar | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 1 | |
| Vinyl acetate | CH2=CHOOCCH3 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 3 | 1 | 2 | 1 | 2 |
| Whisky | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 | 1 | 1 | 1 | – | |
| Wine | 1 | 1 | 1 | 1 | 1 | – | 1 | 1 | 1 | 1 | 1 | – | |
| Xylene | C6H4(CH3)2 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 4 |
| Zinc acetate | (CH3COO)2Zn | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 2 | 1 | 1 |
| Zinc chloride | ZnCl2 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Zinc sulphate | ZnSO4 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
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Data from the manufacturer EMEC, based on information from the material producers and on their experience. Since the resistance of materials depends on many factors (concentration, temperature, pressure, contact time), the table is an initial guide and does not constitute a guarantee: for chemicals not listed, or in case of doubt, please contact us.
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