| Cobalt | 1,078.87 |
| Chromium | 123.24 |
| Formaldehyde | 78.48 |
| Nickel | 8.88 |
| Certain glycol ethers | 1.94 |
| Antimony compounds | 1.91 |
| Lead compounds | 1.74 |
| Nitric acid | 1.72 |
| Epichlorohydrin | 0.93 |
| Acrylic acid | 0.42 |
| Ethylbenzene | 0.30 |
| 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.) | 0.23 |
| Diisocyanates | 0.22 |
| Lead | 0.06 |
| n-Butyl alcohol (1-Butanol) | 0.05 |
| Xylene (mixed isomers) | 0.05 |
| Benzene | 0.04 |
| Ozone | 0.04 |
| Manganese compounds | 0.02 |
| 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) | 0.02 |
| N,N-Dimethylformamide | 0.02 |
| Trichloroethylene | 0.01 |
| Vinyl acetate | 0.01 |
| Copper | 0.01 |
| Cyanide compounds | 0.01 |
| Dichloromethane (Methylene chloride) | 0.00 |
| Methyl isobutyl ketone | 0.00 |
| Toluene | 0.00 |
| Hydrogen sulfide | 0.00 |
| Zinc compounds | 0.00 |
| n-Hexane (Hexane) | 0.00 |
| Methyl methacrylate | 0.00 |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0.00 |
| 2,4-D | 0.00 |
| Styrene | 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 |
| Methanol | 0.00 |
| Tetrachloroethylene | 0.00 |
| Polycyclic aromatic compounds | 0.00 |
| Formic acid | 0.00 |
| Diethanolamine | 0.00 |
| Ethylene glycol | 0.00 |
| Cyclohexane | 0.00 |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| tert-Butyl alcohol (tert-Butanol) | 0.00 |
| Butyraldehyde | 0.00 |
| Lithium carbonate | 0.00 |
| N-Methyl-2-pyrrolidone | 0.00 |
| Nonylphenol Ethoxylates | 0.00 |
