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| Toxicity Characteristic for Arsenic. |
| Toxicity Characteristic for Barium |
| Toxicity Characteristic for Cadmium. |
| Toxicity Characteristic for Chromium. |
| Toxicity Characteristic for Lead. |
| Toxicity Characteristic for Mercury. |
| Toxicity Characteristic for Selenium. |
| Toxicity Characteristic for Silver. |
| Wastewater treatment sludges from |
| | electroplating operations except from the |
| | following processes: (1) sulfuric acid |
| | anodizing of aluminum; (2) tin plating carbon steel; (3) zinc plating (segregated basis) on |
| | carbon steel; (4) aluminum or zinc-plating on |
| | carbon steel; (5) cleaning/stripping |
| | associated with tin, zinc and aluminum |
| | plating on carbon steel; and (6) chemical |
| | etching and milling of aluminum. |
| Spent cyanide plating bath solutions from |
| | electroplating operations. |
| Plating bath residues from the bottom of |
| | plating baths from electroplating operations |
| | where cyanides are used in the process. |
| Spent stripping and cleaning bath solutions |
| | from electroplating operations where |
| | cyanides are used in the process. |
| Quenching bath residues from oil baths from |
| | metal treating operations where cyanides are |
| | |
| Spent cyanide solutions from salt bath pot |
| | cleaning from metal heat treating operations. |
| Quenching waste water treatment sludges |
| | from metal heat treating operations where |
| | cyanides are used in the process. |
| Wastewater treatment sludges from the |
| | chemical conversion coating of aluminum |
| | except from zirconium phosphating in |
| | aluminum car washing when such |
| | phosphating is an exclusive conversion |
| | |
| Wastewater treatment sludge from the |
| | production of chrome yellow and orange |
| | |
| Wastewater treatment sludge from the |
| | production of molybdate orange pigments. |
| Wastewater treatment sludge from the |
| | production of zinc yellow pigments. |
| Wastewater treatment sludge from the |
| | production of chrome green pigments. |
| Wastewater treatment sludge from the |
| | production of chrome oxide green pigments |
| | (anhydrous and hydrated). |
| Wastewater treatment sludge from the |
| | production of iron blue pigments. |
| Oven residue fromthe production of |
| | chrome oxide green pigments. |
| Emission control dust/sludge from the |
| | primary production of steel in electric |
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| Emission control dust/sludge from secondary |
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| Brine purification muds from the mercury cell |
| | processes in chlorine production, where |
| | separately prepurified brine is not used. |
| Waste leaching solution from acid leaching |
| | of emission control dust/sludge from |
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| Sludges from the mercury cell processes for |
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