| Cobalt | 1,007.97 |
| Chromium | 261.28 |
| Formaldehyde | 230.76 |
| Nickel | 19.86 |
| Acrylic acid | 15.58 |
| Epichlorohydrin | 3.17 |
| Antimony compounds | 1.47 |
| Lead compounds | 1.35 |
| Certain glycol ethers | 1.18 |
| Diisocyanates | 0.38 |
| Vinyl acetate | 0.24 |
| Trichloroethylene | 0.16 |
| Ethylbenzene | 0.12 |
| 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.) | 0.12 |
| Xylene (mixed isomers) | 0.11 |
| n-Butyl alcohol (1-Butanol) | 0.09 |
| Lead | 0.06 |
| Dichloromethane (Methylene chloride) | 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 |
| Nitric acid | 0.04 |
| Ozone | 0.03 |
| N,N-Dimethylformamide | 0.03 |
| Benzene | 0.02 |
| Copper | 0.02 |
| Manganese compounds | 0.01 |
| Diethanolamine | 0.00 |
| Toluene | 0.00 |
| Tetrachloroethylene | 0.00 |
| Methanol | 0.00 |
| Zinc compounds | 0.00 |
| Hydrogen sulfide | 0.00 |
| Ethylene glycol | 0.00 |
| Methyl methacrylate | 0.00 |
| Styrene | 0.00 |
| Formic acid | 0.00 |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0.00 |
| n-Hexane (Hexane) | 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 |
| Polycyclic aromatic compounds | 0.00 |
| 2,4-D | 0.00 |
| Methyl isobutyl ketone | 0.00 |
| Cyanide compounds | 0.00 |
| Manganese | 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 |
