| Formaldehyde | 893.02 |
| Cobalt | 414.54 |
| Chromium | 250.49 |
| Nickel | 15.45 |
| Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 2.20 |
| Acrylic acid | 1.65 |
| Antimony compounds | 1.35 |
| Lead compounds | 1.23 |
| Vinyl acetate | 1.00 |
| Epichlorohydrin | 0.78 |
| Certain glycol ethers | 0.65 |
| Diisocyanates | 0.53 |
| Lead | 0.19 |
| Trichloroethylene | 0.18 |
| n-Butyl alcohol (1-Butanol) | 0.10 |
| Ethylbenzene | 0.09 |
| Dichloromethane (Methylene chloride) | 0.05 |
| Nitric acid | 0.04 |
| Xylene (mixed isomers) | 0.04 |
| Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 0.04 |
| N,N-Dimethylformamide | 0.04 |
| Zinc compounds | 0.04 |
| Ozone | 0.03 |
| Benzene | 0.01 |
| Methanol | 0.01 |
| Diethanolamine | 0.01 |
| Copper | 0.01 |
| Manganese compounds | 0.00 |
| Tetrachloroethylene | 0.00 |
| Toluene | 0.00 |
| Styrene | 0.00 |
| Ethylene glycol | 0.00 |
| Methyl methacrylate | 0.00 |
| Hydrogen sulfide | 0.00 |
| Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 0.00 |
| n-Hexane (Hexane) | 0.00 |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0.00 |
| Formic acid | 0.00 |
| 2,4-D | 0.00 |
| Methyl isobutyl ketone | 0.00 |
| Cyanide compounds | 0.00 |
| Polycyclic aromatic compounds | 0.00 |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| tert-Butyl alcohol (tert-Butanol) | 0.00 |
| Butyraldehyde | 0.00 |
| N-Methyl-2-pyrrolidone | 0.00 |
| Nonylphenol Ethoxylates | 0.00 |
