Appendix X to Part 268

Appendix XI to Part 268—Metal Bearing Wastes Prohibited From Dilution in a Combustion Unit According to 40 CFR 268.3(c) \1\Waste codeWaste descriptionD004Toxicity Characteristic for Arsenic.D005Toxicity Characteristic for Barium.D006Toxicity Characteristic for Cadmium.D007Toxicity Characteristic for Chromium.D008Toxicity Characteristic for Lead.D009Toxicity Characteristic for Mercury.D010Toxicity Characteristic for Selenium.D011Toxicity Characteristic for Silver.F006Wastewater 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.F007Spent cyanide plating bath solutions from electroplating operations.F008Plating bath residues from the bottom of plating baths from electroplating operations where cyanides are used in the process.F009Spent stripping and cleaning bath solutions from electroplating operations where cyanides are used in the process.F010Quenching bath residues from oil baths from metal treating operations where cyanides are used in the process.F011Spent cyanide solutions from salt bath pot cleaning from metal heat treating operations.F012Quenching waste water treatment sludges from metal heat treating operations where cyanides are used in the process.F019Wastewater treatment sludges from the chemical conversion coating of aluminum except from zirconium phosphating in aluminum car washing when such phosphating is an exclusive conversion coating process.K002Wastewater treatment sludge from the production of chrome yellow and orange pigments.K003Wastewater treatment sludge from the production of molybdate orange pigments.K004Wastewater treatment sludge from the production of zinc yellow pigments.K005Wastewater treatment sludge from the production of chrome green pigments.K006Wastewater treatment sludge from the production of chrome oxide green pigments (anhydrous and hydrated).K007Wastewater treatment sludge from the production of iron blue pigments.K008Oven residue from the production of chrome oxide green pigments.K061Emission control dust/sludge from the primary production of steel in electric furnaces.K069Emission control dust/sludge from secondary lead smelting.K071Brine purification muds from the mercury cell processes in chlorine production, where separately prepurified brine is not used.K100Waste leaching solution from acid leaching of emission control dust/sludge from secondary lead smelting.K106Sludges from the mercury cell processes for making chlorine.P010Arsenic acid H3 AsO4P011Arsenic oxide As2 O5P012Arsenic trioxideP013Barium cyanideP015BerylliumP029Copper cyanide Cu(CN)P074Nickel cyanide Ni(CN)2P087Osmium tetroxideP099Potassium silver cyanideP104Silver cyanideP113Thallic oxideP114Thallium (l) seleniteP115Thallium (l) sulfateP119Ammonium vanadateP120Vanadium oxide V2 O5P121Zinc cyanide.U032Calcium chromate.U145Lead phosphate.U151Mercury.U204Selenious acid.U205Selenium disulfide.U216Thallium (I) chloride.U217Thallium (I) nitrate.1 A combustion unit is defined as any thermal technology subject to 40 CFR part 264, subpart O; Part 265, subpart O; and/or 266, subpart H.