| Chromium | 71.02 |
| Ethylene oxide | 17.96 |
| Trichloroethylene | 14.77 |
| 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.) | 7.78 |
| Formaldehyde | 7.48 |
| Nickel | 6.18 |
| Cobalt | 1.34 |
| Maleic anhydride | 0.69 |
| Diisocyanates | 0.58 |
| Dicyclopentadiene | 0.26 |
| N,N-Dimethylformamide | 0.11 |
| Certain glycol ethers | 0.10 |
| Antimony compounds | 0.10 |
| Acrylic acid | 0.09 |
| Epichlorohydrin | 0.07 |
| Acrylonitrile | 0.05 |
| Peracetic acid | 0.04 |
| Polycyclic aromatic compounds | 0.01 |
| Nitric acid | 0.01 |
| Ethylbenzene | 0.01 |
| n-Butyl alcohol (1-Butanol) | 0.01 |
| Di(2-ethylhexyl) phthalate | 0.01 |
| Lead compounds | 0.01 |
| Copper | 0.01 |
| Xylene (mixed isomers) | 0.00 |
| Vinyl acetate | 0.00 |
| Butyl acrylate | 0.00 |
| Lead | 0.00 |
| 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) | 0.00 |
| Phthalic anhydride | 0.00 |
| Phenol | 0.00 |
| Benzene | 0.00 |
| Manganese compounds | 0.00 |
| Dichloromethane (Methylene chloride) | 0.00 |
| Styrene | 0.00 |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0.00 |
| Toluene | 0.00 |
| Zinc compounds | 0.00 |
| Ethylene glycol | 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 |
| Hydrogen sulfide | 0.00 |
| Methyl methacrylate | 0.00 |
| n-Hexane (Hexane) | 0.00 |
| Acetonitrile | 0.00 |
| Ethyl acrylate | 0.00 |
| Tetrachloroethylene | 0.00 |
| Manganese | 0.00 |
| Benzo[g,h,i]perylene | 0.00 |
| 1,2,4-Trimethylbenzene | 0.00 |
| 2,4-D | 0.00 |
| Diethanolamine | 0.00 |
| Formic acid | 0.00 |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| Cyanide compounds | 0.00 |
| Methyl isobutyl ketone | 0.00 |
| tert-Butyl alcohol (tert-Butanol) | 0.00 |
| Butyraldehyde | 0.00 |
| Lithium carbonate | 0.00 |
| N-Methyl-2-pyrrolidone | 0.00 |
| MIXTURE | 0.00 |
| Nonylphenol Ethoxylates | 0.00 |
