| Acetaldehyde |
3 |
2 |
3 |
4 |
3 |
2 |
4 |
| Acetamide |
1 |
1 |
2 |
3 |
2 |
1 |
1 |
| Acetic acid (dilute) (Vinegar) |
2 |
1 |
1 |
1* |
2 |
1 |
2 |
| Acetic acid (glacial) |
2 |
2 |
4 |
2* |
2 |
2 |
4 |
| Acetic anhydride |
4 |
2 |
2 |
4 |
4 |
2 |
4 |
| Acetone |
4 |
1 |
3 |
4 |
4 |
4 |
4 |
| Acetyl chloride |
4 |
4 |
4 |
1 |
4 |
3 |
2 |
| Acetylene (Ethyne) |
1 |
1 |
2 |
1 |
1 |
2 |
1 |
| Acrylonitrile (Vinyl cyanide) |
4 |
4 |
3 |
3 |
4 |
4 |
4 |
| Alum |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Aluminium bromide |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Aluminium chloride |
1 |
1 |
1 |
1 |
1 |
2 |
1 |
| Aluminium fluoride |
1 |
1 |
1 |
1 |
1 |
2 |
1 |
| Aluminium nitrate |
1 |
1 |
1 |
1 |
1 |
2 |
1 |
| Aluminium phosphate |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Aluminium salts |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Aluminium sulphate |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Amines |
4 |
2 |
2 |
4 |
3 |
2 |
4 |
| Aminobenzene (Aniline) |
4 |
2 |
4 |
3 |
4 |
4 |
3 |
| Ammonia, anhydrous |
2 |
1 |
1 |
4 |
2 |
2 |
4 |
| Ammonia gas, cold |
1 |
1 |
1 |
4 |
1 |
1 |
4 |
| Ammonia gas, hot |
4 |
2 |
2 |
4 |
4 |
1 |
4 |
| Ammonium carbonate |
4 |
1 |
1 |
2* |
4 |
2 |
3 |
| Ammonium chloride |
1 |
1 |
1 |
1 |
1 |
3 |
2 |
| Ammonium hydroxide |
2 |
1 |
1 |
2 |
2 |
1 |
2 |
| Ammonium nitrate |
1 |
1 |
1 |
2 |
1 |
3 |
3 |
| Ammonium phosphate |
1 |
1 |
1 |
4 |
1 |
1 |
4 |
| Ammonium salts |
1 |
1 |
1 |
3 |
1 |
1 |
3 |
| Ammoniun sulphate |
1 |
1 |
1 |
4 |
1 |
1 |
4 |
| Ammonium sulphite |
3 |
1 |
1 |
4 |
3 |
1 |
4 |
| Amyl acetate |
4 |
1 |
4 |
4 |
4 |
4 |
4 |
| Amyl alcohol (Pentanol) |
2 |
1 |
2 |
2 |
2 |
4 |
1 |
| Amyl chloride (Chloropentane) |
3 |
4 |
4 |
1* |
2 |
4 |
2 |
| Animal oils & fats |
1 |
2 |
2 |
1 |
1 |
2 |
1 |
| Aqua regia (conc. HNO3/HCl) |
4 |
3 |
4 |
2* |
4 |
4 |
3 |
| Aromatic fuels |
2 |
4 |
4 |
1 |
2 |
4 |
2 |
| Askarel |
2 |
4 |
4 |
1 |
2 |
4 |
2 |
| ASTM fluid 101 |
3 |
4 |
4 |
1 |
4 |
4 |
1 |
| ASTM fuel A (aliphatic) |
1 |
4 |
2 |
1 |
1 |
4 |
1 |
| ASTM fuel B (30% aromatic) |
1* |
4 |
4 |
1 |
1 |
4 |
1 |
| ASTM fuel C (50% aromatic) |
2* |
4 |
4 |
1 |
2 |
4 |
2 |
| ASTM fuel D |
1 |
4 |
4 |
1 |
2 |
4 |
1 |
| ASTM oil 1 (high aniline) |
1 |
4 |
1 |
1 |
1 |
1 |
1 |
| ASTM oil 2 (medium aniline) |
1 |
4 |
3 |
1 |
1 |
4 |
1 |
| ASTM oil 3 (low aniline) |
1 |
4 |
4 |
1 |
1 |
3 |
1 |
| ASTM oil 4 (high aniline) |
2 |
4 |
4 |
1 |
2 |
4 |
2 |
| Automatic transmission fluid |
1* |
4 |
2 |
1 |
1 |
4 |
|
| Barium chloride |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Barium hydroxide |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Barium salts |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Barium sulphate |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Banzaldehyde |
4 |
1 |
4 |
4 |
4 |
4 |
4 |
| Benzene (Benzol) |
4 |
4 |
4 |
1* |
4 |
4 |
1 |
| Benzine (Ligroin) (Nitrobenzine) |
1 |
4 |
2 |
1 |
1 |
4 |
1 |
| Benzoic acid |
4 |
4 |
4 |
1 |
4 |
4 |
2 |
| Benzyl alcohol |
4 |
2 |
2 |
1* |
4 |
1 |
2 |
| Benzyl benzoate |
4 |
2 |
4 |
1 |
4 |
4 |
1 |
| Benzyl chloride (Chlorotoluene) |
4 |
4 |
4 |
1 |
4 |
4 |
2 |
| Boric acid (Boracic acid) |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Brake fluid (glycol base) |
3 |
1 |
2 |
4 |
3 |
3 |
4 |
| Brake fluid (mineral oil base) |
1 |
4 |
2 |
1 |
1 |
3 |
1 |
| Brake fluid (silicone oil base) |
3 |
1 |
2 |
4 |
3 |
3 |
4 |
| Brine (Salt water) |
1 |
2 |
2 |
1* |
1 |
1 |
1 |
| Bromine |
4 |
4 |
4 |
1 |
4 |
4 |
2 |
| Bromobenzene |
4 |
4 |
4 |
1 |
4 |
4 |
2 |
| Bunker oil |
1 |
4 |
4 |
1 |
1 |
2 |
1 |
| Butane (Butyl hydride) (LPG) |
1 |
4 |
2 |
1 |
1 |
4 |
1 |
| Butanol (Butyl alcohol) |
2 |
2 |
1 |
1 |
1 |
3 |
1 |
| Butyl acetate |
4 |
2 |
4 |
4 |
4 |
4 |
4 |
| Butyl amine (Aminobutane) |
3 |
3 |
4 |
4 |
4 |
3 |
4 |
| Butylene (Butene) |
2 |
4 |
3 |
1 |
2 |
4 |
2 |
| Butyraldehyde |
4 |
2 |
4 |
4 |
4 |
4 |
4 |
| Butyric acid |
4 |
2 |
4 |
2 |
4 |
4 |
4 |
| Calcium carbonate |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Calcium chloride |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Calcium hydroxide |
1 |
1 |
1 |
1 |
1 |
3 |
1 |
| Calcium salts |
1 |
1 |
1 |
1 |
1 |
2 |
1 |
| Calcium sulphate (Gypsum) |
2 |
1 |
1 |
1 |
1 |
|
1 |
| Calcium sulphite |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Cane sugar liquor |
2 |
1 |
1 |
1 |
2 |
1 |
1 |
| Carbolic acid (Phenol) |
4 |
2 |
4 |
1 |
4 |
4 |
1 |
| Carbon bisulphide |
4 |
4 |
4 |
1 |
2 |
3 |
1 |
| Carbon dioxide |
1 |
2 |
2 |
2 |
1 |
2 |
2 |
| Carbon monoxide |
1 |
2 |
3 |
1 |
1 |
1 |
2 |
| Carbon tetrachloride |
2 |
4 |
4 |
1 |
2 |
4 |
2 |
| Carbonic acid |
2 |
1 |
1 |
1 |
2 |
1 |
1 |
| Castor oil |
1 |
2 |
1 |
1 |
1 |
1 |
1 |
| Caustic potash |
2 |
1 |
2 |
2 |
|
3 |
2 |
| Caustic soda |
2 |
1 |
2 |
2 |
|
3 |
2 |
| Chlorinated solvents |
4 |
4 |
4 |
1 |
4 |
4 |
1 |
| Chlorine |
4 |
4 |
3 |
1 |
3 |
3 |
2 |
| Chlorobenzene |
4 |
4 |
4 |
1* |
4 |
4 |
2 |
| Chlorox |
2 |
2 |
2 |
1* |
2 |
2 |
1 |
| Chrome plating solution |
4 |
2 |
4 |
1* |
4 |
2 |
2 |
| Chromic acid, 50% |
4 |
2 |
4 |
1* |
4 |
3 |
3 |
| Citric acid |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Coconut oil |
1 |
3 |
3 |
1 |
1 |
1 |
1 |
| Cod liver oil |
1 |
1 |
2 |
1 |
1 |
2 |
1 |
| Coffee |
2 |
1 |
1 |
1 |
2 |
1 |
1 |
| Copper chloride |
1 |
1 |
2 |
1 |
1 |
1 |
1 |
| Copper salts |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Copper sulphate |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Corn oil |
1 |
3 |
3 |
1 |
1 |
1 |
1 |
| Cottonseed oil |
1 |
3 |
3 |
1 |
1 |
1 |
1 |
| Creosote (coal tar) |
1 |
4 |
2 |
1 |
1 |
4 |
1 |
| Creosote (wood tar) |
1 |
4 |
2 |
1 |
2 |
4 |
1 |
| Cresol (Cresylic acid) |
4 |
4 |
4 |
1 |
2 |
4 |
2 |
| Crude oil |
2 |
4 |
4 |
1 |
1 |
4 |
2 |
| Cutting oil |
1 |
4 |
2 |
1 |
1 |
4 |
1 |
| Cyclohexane |
1 |
4 |
3 |
1 |
1 |
4 |
1 |
| Cyclohexanol |
2 |
4 |
2 |
1 |
2 |
4 |
1 |
| Cyclohexanone |
4 |
2 |
4 |
4 |
4 |
4 |
4 |
| Decane |
1 |
4 |
3 |
1 |
1 |
2 |
1 |
| Denatured alcohol |
2 |
1 |
1 |
1 |
2 |
1 |
1 |
| Detergent solution |
1 |
1 |
2 |
1 |
1 |
1 |
1 |
| Developing fluid (photographic) |
1 |
2 |
1 |
1 |
1 |
1 |
1 |
| Diacetone (Diacetone alcohol) |
4 |
1 |
4 |
4 |
4 |
4 |
4 |
| Dibenzyl ether |
4 |
2 |
4 |
4 |
4 |
2 |
2 |
| Dichlorobenzene |
4 |
4 |
4 |
1* |
4 |
4 |
2 |
| Dichlorobutane |
2 |
4 |
4 |
1 |
2 |
4 |
2 |
| Diethyl amine |
3 |
3 |
3 |
4 |
3 |
3 |
4 |
| Diethyl benzene |
4 |
4 |
4 |
1* |
|
4 |
2 |
| Diethylene gylcol (Digol) |
1 |
1 |
1 |
1 |
1 |
2 |
1 |
| Diisobutyl ketone |
4 |
2 |
4 |
4 |
4 |
4 |
4 |
| Diisobutylene |
2 |
4 |
4 |
1 |
3 |
4 |
3 |
| Dimethyl amine (DMA) |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
| Dimethyl ether |
2 |
3 |
3 |
2 |
|
1 |
1 |
| Dimethyl formamide (DMF) |
2 |
3 |
4 |
4 |
2 |
2 |
4 |
| Dry cleaning fluids |
3 |
4 |
4 |
1 |
3 |
4 |
2 |
| DTE light oil |
1 |
4 |
2 |
1 |
1 |
4 |
1 |
| Epichlorohydrin |
4 |
2 |
4 |
4 |
4 |
4 |
4 |
| Ethane |
1 |
4 |
2 |
1 |
1 |
4 |
2 |
| Ethanol |
2 |
1 |
1 |
1* |
2 |
1 |
1 |
| Ethanol amine |
2 |
2 |
2 |
4 |
2 |
2 |
4 |
| Ether |
3 |
3 |
3 |
3 |
3 |
4 |
3 |
| Ethyl acetate |
4 |
2 |
4 |
4 |
4 |
2 |
4 |
| Ethyl acrylate |
4 |
3 |
3 |
4 |
4 |
2 |
4 |
| Ethyl benzene |
4 |
1 |
4 |
1 |
4 |
4 |
1 |
| Ethyl benzoate |
4 |
4 |
4 |
1 |
4 |
4 |
1 |
| Ethyl bromide (Bromoethane) |
2 |
4 |
4 |
1 |
2 |
4 |
1 |
| Ethyl butyl alcohol |
1 |
3 |
2 |
1 |
|
2 |
1 |
| Ethyl cellulose |
2 |
2 |
2 |
4 |
|
2 |
4 |
| Ethyl chloride |
1 |
2 |
2 |
1 |
1 |
4 |
1 |
| Ethylene (Ethene) |
1 |
2 |
3 |
1 |
1 |
4 |
1 |
| Ethylene alcohol |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Ethylene bromide |
4 |
4 |
4 |
1* |
|
4 |
3 |
| Ethylene chloride |
4 |
4 |
4 |
1* |
4 |
4 |
3 |
| Ethylene diamine |
1 |
1 |
1 |
4 |
1 |
1 |
4 |
| Ethylene glycol |
2 |
1 |
1 |
1* |
2 |
1 |
1 |
| Ethylene oxide (ETO) |
4 |
3 |
4 |
4 |
4 |
4 |
4 |
| Ethylene trichloride |
4 |
3 |
4 |
1* |
4 |
4 |
3 |
| Ethyne (Acetylene) |
1 |
1 |
2 |
1 |
|
2 |
1 |
| Fatty acids |
2 |
3 |
2 |
1 |
2 |
3 |
|
| Ferric chloride |
1 |
1 |
2 |
1 |
1 |
2 |
1 |
| Ferric nitrate |
1 |
1 |
2 |
1 |
1 |
2 |
1 |
| Ferric sulfate |
1 |
1 |
2 |
1 |
1 |
1 |
1 |
| Ferrous chloride |
1 |
1 |
2 |
1 |
1 |
2 |
1 |
| Ferrous sulphate |
1 |
1 |
2 |
1 |
1 |
2 |
1 |
| Fish oil |
1 |
4 |
3 |
1 |
1 |
1 |
1 |
| Fluorine |
4 |
3 |
3 |
2* |
4 |
4 |
2 |
| Fluorobenzene |
4 |
4 |
4 |
3 |
4 |
4 |
2 |
| Fluorolube (Fluorocarbon oils) |
1 |
1 |
1 |
2 |
1 |
1 |
2 |
| Formaldehyde |
3 |
2 |
3 |
4 |
3 |
2 |
4 |
| Formic acid |
3 |
2* |
2 |
3 |
3 |
4 |
4 |
| Freon 11 (Freon MF) |
2 |
4 |
4 |
2 |
2 |
4 |
2 |
| Freon 12 |
1 |
2 |
1 |
2 |
1 |
4 |
3 |
| Freon 13 |
1 |
1 |
1 |
1 |
1 |
4 |
3 |
| Freon 13b1 |
1 |
1 |
1 |
2 |
1 |
4 |
2 |
| Freon 14 |
1 |
1 |
1 |
1 |
1 |
4 |
|
| Freon 21 |
4 |
4 |
2 |
4 |
|
4 |
4 |
| Freon 22 |
4 |
1 |
1 |
4 |
4 |
4 |
4 |
| Freon 31 |
4 |
1 |
1 |
4 |
4 |
|
|
| Freon 32 |
1 |
1 |
1 |
4 |
1 |
|
3 |
| Freon 112 (Freon BF) |
2 |
4 |
2 |
1 |
2 |
4 |
3 |
| Freon 113 (Freon TF) |
1 |
4 |
1 |
2 |
1 |
4 |
4 |
| Freon 114 |
1 |
1 |
1 |
2 |
1 |
4 |
2 |
| Freon 114b2 |
2 |
4 |
1 |
2 |
2 |
4 |
2 |
| Freon 115 |
1 |
1 |
1 |
2 |
1 |
4 |
4 |
| Freon 134a |
1 |
1 |
2 |
4 |
1 |
2 |
3 |
| Freon 502 |
2 |
1 |
1 |
2 |
1 |
|
|
| Freon C316 |
1 |
1 |
1 |
|
1 |
|
|
| Freon C318 |
1 |
1 |
1 |
2 |
1 |
|
|
| Freon K-142b |
2 |
4 |
1 |
2 |
2 |
|
4 |
| Freon K-152a |
1 |
1 |
1 |
4 |
1 |
|
|
| Freon PCA |
1 |
4 |
1 |
2 |
1 |
4 |
|
| Freon T-P35 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Freon T-WD602 |
2 |
2 |
2 |
1 |
2 |
4 |
|
| Freon TA |
1 |
1 |
1 |
3 |
1 |
1 |
|
| Freon TC |
1 |
2 |
1 |
1 |
1 |
4 |
|
| Freon TMC |
2 |
2 |
2 |
1 |
2 |
3 |
|
| Fuel oil (Diesel/DERV) |
1 |
4 |
3 |
1 |
1 |
4 |
1 |
| Fumaric acid |
1 |
2 |
2 |
1 |
1 |
2 |
1 |
| Furan (Furfuran) |
4 |
3 |
4 |
4 |
4 |
4 |
4 |
| Furfural (Furfuraldehyde) |
4 |
2 |
4 |
4 |
3 |
4 |
4 |
| Gasoline (Petrol) |
2 |
4 |
4 |
1 |
3 |
4 |
1 |
| Gelatin |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Glauber's salt |
4 |
2 |
2 |
1 |
4 |
|
1 |
| Glucose |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Glycerine (Glycerol) |
1 |
2 |
1 |
1 |
1 |
1 |
1 |
| Grease (petroleum base) |
1 |
4 |
2 |
1 |
1 |
4 |
1 |
| Heptane |
1 |
4 |
2 |
1 |
1 |
4 |
1 |
| Hexanol |
2 |
3 |
2 |
1 |
2 |
3 |
1 |
| Hydraulic oil (petroleum base) |
1 |
4 |
2 |
1 |
1 |
2 |
1 |
| Hydrazine (Diamine) |
2 |
1 |
2 |
4 |
|
2 |
4 |
| Hydrobromic acid |
4 |
1 |
3 |
1 |
4 |
4 |
3 |
| Hydrochloric acid, 37% (cold) |
3 |
2 |
3 |
1* |
3 |
4 |
2 |
| Hydrochloric acid, 37% (hot) |
4 |
3 |
4 |
1* |
3 |
4 |
3 |
| Hydrochloric acid, concentrated |
4 |
2 |
4 |
1* |
3 |
4 |
3 |
| Hydrocyanic acid |
2 |
1 |
2 |
1* |
2 |
3 |
2 |
| Hydrofluoric acid, concentrated |
4 |
3 |
3 |
2* |
4 |
4 |
4 |
| Hydrogen bromide |
4 |
2 |
3 |
2* |
|
4 |
3 |
| Hydrogen fluoride (HF) |
4 |
4 |
4 |
2* |
4 |
4 |
4 |
| Hydrogen fluoride, anhydrous |
4 |
2 |
4 |
3 |
4 |
4 |
4 |
| Hydrogen gas |
1 |
1 |
1 |
1 |
1 |
3 |
3 |
| Hydrogen peroxide, 30% |
2 |
1 |
1 |
1 |
2 |
1 |
1 |
| Hydrogen peroxide, 90% |
3 |
3 |
4 |
1 |
3 |
2 |
2 |
| Hydrogen sulfide |
4 |
1 |
2 |
3 |
3 |
3 |
3 |
| Hydrolube (water/ethylene glycol) |
1 |
1 |
2 |
1 |
|
2 |
2 |
| Iodine |
2 |
2 |
4 |
1 |
1 |
3 |
1 |
| Isobutyl alcohol (Isobutanol) |
2 |
1 |
1 |
1 |
2 |
1 |
2 |
| Isobutyric acid |
3 |
1 |
3 |
4 |
2 |
|
|
| Isopropanol (Isopropyl alcohol) |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
| Isopropyl acetate |
4 |
2 |
4 |
4 |
4 |
4 |
4 |
| Isopropyl benzene |
4 |
4 |
4 |
1 |
4 |
4 |
2 |
| Isopropyl chloride |
4 |
4 |
4 |
1 |
4 |
4 |
2 |
| Isopropyl ether |
3 |
4 |
3 |
4 |
3 |
4 |
3 |
| Kerosene (Kerosine) |
1 |
4 |
3 |
1 |
2 |
4 |
1 |
| Lacquer solvents |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
| Lacquers |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
| Lactams (Amino acids) |
4 |
2 |
2 |
4 |
4 |
|
4 |
| Lactic acid (cold) |
1 |
1 |
1 |
1 |
1 |
2 |
1 |
| Lactic acid (hot) |
4 |
4 |
4 |
1 |
4 |
2 |
2 |
| Lauryl alcohol (n-Dodecanol) |
1 |
2 |
1 |
2 |
|
|
|
| Lavender oil |
2 |
4 |
4 |
1 |
3 |
4 |
2 |
| Lead nitrate |
1 |
1 |
1 |
1 |
1 |
4 |
1 |
| Light grease |
1 |
4 |
4 |
1 |
1 |
4 |
1 |
| Linoleic acid |
2 |
4 |
3 |
2 |
2 |
2 |
2 |
| Linseed oil |
1 |
3 |
3 |
1 |
1 |
1 |
1 |
| Liquefied petroleum gas (LPG) |
1 |
4 |
2 |
1 |
2 |
3 |
3 |
| Liquid oxygen |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
| Lubricating oil (di-ester base) |
2 |
4 |
3 |
1 |
|
4 |
2 |
| Lubricating oil (petroleum base) |
1 |
4 |
2 |
1 |
1 |
4 |
1 |
| Magnesium chloride |
1 |
1 |
2 |
1 |
1 |
1 |
1 |
| Magnesium salts |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Magnesium sulphate |
1 |
1 |
2 |
1 |
1 |
1 |
1 |
| Malic acid (Apple acid) |
1 |
4 |
2 |
1 |
1 |
2 |
1 |
| Methane |
1 |
4 |
2 |
1 |
1 |
4 |
2 |
| Methanol (Methyl alcohol) |
2 |
1 |
1 |
1* |
1 |
2 |
2 |
| Methyl acetate |
4 |
2 |
3 |
4 |
4 |
4 |
4 |
| Methyl acrylate |
4 |
2 |
2 |
4 |
4 |
4 |
4 |
| Methyl acrylic acid (Crotonic acid) |
4 |
2 |
2 |
3 |
|
4 |
4 |
| Methyl bromide |
2 |
4 |
4 |
1 |
2 |
3 |
1 |
| Methyl butyl ketone |
4 |
2 |
4 |
4 |
4 |
3 |
4 |
| Methyl carbonate |
4 |
4 |
4 |
1 |
4 |
4 |
2 |
| Methyl cellulose |
2 |
2 |
2 |
4 |
2 |
2 |
4 |
| Methyl chloride |
4 |
3 |
4 |
2 |
4 |
4 |
2 |
| Methyl dichloride |
4 |
3 |
4 |
1 |
|
4 |
2 |
| Mehtyl ether |
2 |
2 |
3 |
1 |
1 |
1 |
1 |
| Methyl ethyl ketone (MEK) |
4 |
2 |
4 |
4 |
4 |
4 |
4 |
| Mehtyl isobutyl ketone (MIBK) |
4 |
3 |
4 |
4 |
4 |
4 |
4 |
| Methyl isopropyl ketone |
4 |
2 |
4 |
4 |
4 |
4 |
4 |
| Methyl methacrylate (MMA) |
4 |
3 |
4 |
4 |
4 |
3 |
4 |
| Methyl salicylate |
4 |
2 |
4 |
4 |
4 |
3 |
4 |
| Methylene chloride |
4 |
4 |
4 |
2 |
4 |
4 |
2 |
| Mineral oil |
1 |
3 |
2 |
1 |
1 |
2 |
1 |
| Monochloro acetic acid |
4 |
2 |
4 |
4 |
4 |
4 |
4 |
| Monochloro acetone |
4 |
1 |
2 |
4 |
4 |
4 |
4 |
| Monochloro benzene |
4 |
4 |
4 |
1* |
4 |
4 |
2 |
| n-Heptane |
1 |
4 |
2 |
1 |
2 |
4 |
1 |
| n-Hexaldehyde |
4 |
1 |
1 |
4 |
4 |
2 |
4 |
| n-Hexane |
1 |
4 |
2 |
1 |
2 |
4 |
1 |
| n-Hexanol |
1 |
3 |
2 |
1 |
2 |
2 |
2 |
| n-Hexene (Hexylene) |
2 |
4 |
2 |
1 |
2 |
4 |
1 |
| n-Octane |
2 |
4 |
4 |
1 |
2 |
4 |
2 |
| n-Pentane |
1 |
4 |
2 |
1 |
1 |
4 |
3 |
| Naphtha |
2 |
4 |
4 |
1 |
2 |
4 |
2 |
| Naphthalene (Tar camphor) |
4 |
4 |
4 |
1 |
4 |
4 |
1 |
| Naphthenic acid |
2 |
4 |
4 |
1 |
3 |
4 |
1 |
| Natural gas |
1 |
4 |
2 |
1 |
1 |
4 |
2 |
| Neatsfoot oil |
1 |
2 |
4 |
1 |
1 |
2 |
1 |
| Neon |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Nickel chloride |
1 |
1 |
2 |
1 |
1 |
1 |
1 |
| Nickel salts |
3 |
1 |
1 |
2 |
|
1 |
1 |
| Nickel sulphate |
4 |
1 |
1 |
2 |
|
1 |
1 |
| Nitric acid (concentrated) |
4 |
4 |
4 |
1* |
4 |
4 |
3 |
| Nitric acid (red fuming) (RFNA) |
4 |
4 |
4 |
3 |
4 |
4 |
4 |
| Nitrobenzene |
4 |
4 |
4 |
2 |
4 |
4 |
4 |
| Nitroethane |
4 |
2 |
2 |
4 |
4 |
4 |
4 |
| Nitrogen |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Nitrogen tetroxide |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
| Nitromethane |
4 |
2 |
3 |
4 |
4 |
4 |
4 |
| Nitropropane |
4 |
2 |
4 |
4 |
4 |
4 |
4 |
| Octanol (Octyl alchol) |
2 |
1 |
2 |
1 |
2 |
2 |
2 |
| Oleic acid |
3 |
4 |
4 |
1* |
4 |
4 |
2 |
| Oleum (fuming sulphuric acid) |
4 |
4 |
4 |
1* |
3 |
4 |
4 |
| Olive oil |
1 |
2 |
2 |
1 |
1 |
1 |
1 |
| Oxalic acid |
2 |
1 |
2 |
1 |
2 |
2 |
1 |
| Oxygen (100 to 200 deg C) |
4 |
4 |
4 |
2 |
3 |
2 |
4 |
| Oxygen (below 100 deg C) |
2 |
1 |
1 |
1 |
1 |
1 |
1 |
| Ozone (50 PPHM) |
2* |
1 |
2 |
1 |
1 |
1 |
1 |
| Paint thinner (Duco) |
4 |
4 |
4 |
2 |
4 |
4 |
3 |
| Palmitic acid |
2 |
2 |
2 |
1 |
1 |
4 |
1 |
| Para-dichlorobenzene |
4 |
4 |
4 |
1* |
4 |
4 |
2 |
| Paraffins |
1 |
4 |
1 |
1 |
1 |
1 |
1 |
| Peanut oil |
1 |
3 |
3 |
1 |
1 |
1 |
1 |
| Pentane (Amyl hydride) |
1 |
4 |
2 |
1 |
|
4 |
3 |
| Perchloric acid |
4 |
2 |
2 |
1 |
4 |
4 |
1 |
| Petroleum oil (above 125 deg C) |
4 |
4 |
4 |
1* |
2 |
4 |
4 |
| Petroleum oil (below 125 deg C) |
1 |
4 |
2 |
1 |
1 |
2 |
2 |
| Petrolum oil, crude |
1 |
4 |
2 |
1 |
1 |
4 |
1 |
| Phenyl benzene |
4 |
4 |
4 |
1* |
4 |
4 |
2 |
| Phenyl ether (Diphenyl oxide) |
4 |
4* |
4 |
1 |
4 |
3 |
2 |
| Phenyl methyl ketone |
4 |
1 |
4 |
4 |
4 |
4 |
4 |
| Phosphate esters |
4 |
1 |
4 |
1 |
|
4 |
3 |
| Phosphoric acid (concentrated) |
4 |
2 |
4 |
1* |
3 |
3 |
2 |
| Picric acid, H20 solution |
2 |
1 |
2 |
1 |
2 |
4 |
2 |
| Pine oil |
2 |
4 |
3 |
1 |
2 |
4 |
1 |
| Plating solution, chrome |
4 |
1 |
4 |
1* |
4 |
4 |
4 |
| Pneumatic service |
1 |
1 |
1 |
1 |
1 |
4 |
4 |
| Potassium carbonate (Potash) |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Potassium chloride |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Potassium cyanide |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Potassium hydroxide, 50% |
3 |
1 |
2 |
4 |
2 |
3 |
3 |
| Potassium iodide |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Potassium nitrate |
1 |
1 |
2 |
1 |
1 |
1 |
1 |
| Potassium nitrite |
1 |
1 |
2 |
1 |
1 |
1 |
1 |
| Potassium perchlorate |
2 |
1 |
2 |
1 |
1 |
1 |
1 |
| Potassium permanganate |
3 |
1 |
2 |
1 |
1 |
1 |
1 |
| Potassium salts |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Potassium silicate |
1 |
1 |
1 |
1 |
1 |
|
1 |
| Potassium sulphate |
1 |
1 |
2 |
1 |
1 |
1 |
1 |
| Potassium sulphide |
1 |
1 |
1 |
1 |
1 |
|
1 |
| Potassium sulphite |
2 |
1 |
2 |
1 |
1 |
1 |
1 |
| Producer gas |
1 |
4 |
2 |
1 |
1 |
2 |
2 |
| Propane (LPG) |
1 |
4 |
2 |
1 |
1 |
4 |
2 |
| Propyl alchol (1-Propanol) |
2 |
1 |
1 |
1 |
1 |
2 |
1 |
| Propylen (Propene) |
4 |
4 |
4 |
1 |
4 |
4 |
2 |
| Propylene glycol |
1 |
1 |
2 |
1 |
|
|
|
| Pyridene |
4 |
2 |
4 |
3 |
4 |
4 |
4 |
| Rapeseed oil |
1 |
2 |
3 |
1 |
1 |
3 |
1 |
| Red oil (MIL-H-5606) |
1 |
4 |
2 |
1* |
1 |
4 |
1 |
| RJ-1 (MIL-F-25558) |
1 |
4 |
2 |
1 |
1 |
4 |
1 |
| RP-1 (MIL-F-25576) |
1 |
4 |
2 |
1 |
1 |
4 |
1 |
| Sal ammoniac |
1 |
1 |
1 |
1 |
1 |
3 |
2 |
| Salicylic acid |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Sea water (Brine) |
1 |
1 |
2 |
1* |
1 |
1 |
1 |
| Sewage |
1 |
1 |
2 |
1* |
1 |
1 |
1 |
| Silicate esters |
2 |
4 |
1 |
1 |
2 |
4 |
1 |
| Silicone grease |
1 |
1 |
2 |
1 |
1 |
3 |
2 |
| Silicone oil |
1 |
1 |
1 |
1 |
1 |
4 |
2 |
| Silver nitrate |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Skydrol 500 |
4 |
1 |
4 |
4 |
4 |
3 |
3 |
| Skydrol 7000 |
4 |
1 |
4 |
2 |
4 |
3 |
3 |
| Sodium bicarconate (Baking soda) |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Sodium bisulphate |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Sodium bisulphite |
3 |
1 |
1 |
1 |
1 |
1 |
1 |
| Sodium borate (Borax) |
2 |
1 |
4 |
1 |
1 |
2 |
2 |
| Sodium carbonate (Soda ash) |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Sodium chlorate |
2 |
1 |
1 |
1 |
1 |
1 |
1 |
| Sodium chloride |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Sodium cyanide |
1 |
1 |
1 |
1* |
1 |
1 |
1 |
| Sodium hydroxide (Caustic soda) |
1 |
1 |
2 |
3 |
1 |
2 |
2 |
| Sodium hypochlorite, 20% |
2 |
2 |
3 |
1 |
1 |
2 |
2 |
| Sodium nitrate |
2 |
1 |
2 |
1 |
1 |
4 |
1 |
| Sodium peroxide |
2 |
1 |
2 |
1 |
2 |
4 |
1 |
| Sodium phosphate |
1 |
1 |
2 |
1 |
1 |
4 |
1 |
| Sodium salts |
1 |
1 |
2 |
1 |
1 |
1 |
1 |
| Sodium sulphate |
1 |
1 |
2 |
1 |
1 |
1 |
1 |
| Soybean oil |
1 |
3 |
3 |
1 |
1 |
1 |
1 |
| Stannic chloride |
1 |
1 |
3 |
1 |
1 |
2 |
1 |
| Starch |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Stauffer 7700 |
2 |
4 |
4 |
1* |
2 |
4 |
2 |
| Steam (to 150 deg C) |
4 |
1 |
3 |
1* |
1 |
3 |
4 |
| Steam (to 175 deg C) |
4 |
1* |
4 |
1* |
3 |
4 |
4 |
| Steam (to 200 deg C) |
4 |
4 |
4 |
1* |
4 |
4 |
4 |
| Steam (to 260 deg C) |
4 |
4 |
4 |
3 |
4 |
4 |
4 |
| Stearic acid |
3 |
3 |
3 |
2 |
2 |
3 |
2 |
| Styrene (Vinylbenzene) |
4 |
4 |
4 |
2 |
4 |
4 |
3 |
| Succinic acid |
1 |
1 |
2 |
1 |
|
1 |
1 |
| Sucrose solution |
1 |
1 |
2 |
1 |
1 |
1 |
1 |
| Sulphur |
4 |
1 |
1 |
1 |
4 |
1 |
1 |
| Sulphur dioxide |
4 |
1 |
4 |
4 |
3 |
2 |
2 |
| Sulphur trioxide |
4 |
3 |
4 |
1 |
4 |
3 |
2 |
| Sulphuric acid (concentrated) |
4 |
4 |
4 |
1* |
4 |
4 |
4 |
| Sulphuric acid, fuming |
4 |
4 |
4 |
2* |
4 |
4 |
4 |
| Sulphurous acid |
2 |
2 |
2 |
1* |
2 |
4 |
3 |
| Tannic acid |
2 |
1 |
2 |
1 |
1 |
2 |
1 |
| Tar, bituminous |
2 |
4 |
3 |
1 |
2 |
2 |
1 |