Treatment and Disposal Options for Schedule- I Wastes

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1 Treatment and Disposal Options for Schedule- I Wastes S.No Processes Waste Streams Treatment disposal/options Ch/ph Incineration Landfill Recycle 1 Petrochemical process and pyrolytic operations Furnace/reactor and debris Tarry 2 Drilling operation for oil and gas s 3 Cleaning, emptying and maintenance of petroleum oil storage tanks including ships 4 Petroleum refining/refining of used oil/recycling of waste oil Oily emulsion Organic Residue from alkali 1 1 wash of fuels Still bottoms from distillation process 1 2 Spent catalyst and molecular sieves Slop oil from waste water ETP containing hazardous constituents Drill cuttings containing oil Sludge containing oil Drilling mud and other drilling waste Oil containing cargo and Chemical containing cargo and Sludge and filters contaminated with oil Ballast water containing oil from ships Oily / emulsion Spent catalyst Slop oil

2 5 Industrial operations using mineral / synthetic oil as lubricant in hydraulic system or other appliatons Organic from process Chemical Spent clay containing oil Used / spent oil 1 Waste / containing oil Secondary and / or use of zinc Sludge and filter press cake arising out of zinc sulphate Zinc fines / dust / ash / skimming (dispersible form) Other from processing of zinc ash / skimming Flue gas dust and other particulate Primary of zinc/lead copper and other non ferrous metals except aluminum Flue gas dust from roasting Process 8 Secondary of copper 9 Secondary of lead Arsenic-bearing Metal bearing and including jarosite Sludge from ETP and scrubbers Spent electrolytic solution Sludge and filter cakes Flue gas dust and other particulate Lead slag / lead bearing Lead ash / particulate from flue gas

3 10 Production and / or use of cadmium and arsenic and their compounds Residue containing cadmium and arsenic 11 Production of primary and secondary aluminum Sludge s from gas Cathode including pot lining waste Tar containing wastes Flue gas dust and other particulars Metal surface such as etching, staining, polising, galvanizing, cleaning, degreasing, plating etc 13 Production of iron and steel including other ferrous alloys ( electric rolling and finishing mills, coke oven and product plant) 14 Hardening of steel 15 Production of asbestos containing materials Wastes from s of salts slag s and black drosse s Acid Alkali Spent bath / containing sulphide, cyanide and toxic metals Sludge from bath containing organic solvents 1 2 Phosphate Process dust Sludge from acid recovery unit Benzol and Decanter tank tar Tar storage tank Cyanide-nitrate or nitrate containing Spent hardening salt Asbestos containing Discarded asbestos Dust/particulates from exhaust gas 2 1

4 16 Production of caustic soda and chlorine 17 Production of acids Mercury bearing / Residue/ s and filter cake s Brine containing mercury Residue, dusts or filter cakes Spent catalyst 18 Production of nitrogenous and complex fertilizers Spent catalyst 2 1 Spent carbon 1 2 Sludge/ containing Arsenic Chromium from water cooling tower Chemical 19 Production of phenols Residue / containing phenol 20 Production and / or industrial use of solvents Contaminated aromatic, aliphatic or napthanic solvents not fit for originally intended use Spent solvents Distillation solvents 21 Production and / or industrial use of paints, pigments, lacquers, varnishes, plastics and inks Waste and Filter Production of plastic raw material Residues of additives used in plastic manufacture like dyestuffs, stabilizers, flame retardants etc Residue of plasticizers

5 Residues from vinyl chloride monomer Residue from acrylonirile Non-polymerized reidue 23 Production and/or industrial use glues, cements, adhesives and resins Waste/ (not made with vegetable or animal materials) 24 Production of canvas and textiles Textile chemical Industrial and formulation of wood preservatives 26 Production or industrial use of synthetic dyes, dyeintermediates and pigments Chemical Chemical Residues from wood alkali bath Process waste / containing acid or other toxic metals or organic complexes Chemical Sludge Dust from air filtration system Production or industrial use of material made with organo-silicon compounds Silicon containing Production /formulation of drugs pharmaceuticals Silicon oil Residue and wastes Spent catalyst/spent carbon Off specification Date expired, discarded and offspecification drugs/medicines

6 29 Production use and formulation of pesticides including stockpiles 30 Leather tanneries 31 Electronic industry 32 Paper and pulp industry Spent mother liquor Spent organic 2 1 solvents Waste/s containing pesticides Chemicals 1 2 Date expired and off-specification pesticides Chromium bearing and Chemical Residue and waste Spent etching 1 2 chemicals and waste Spent chemicals 33 Disposal of barrels / containers used for handling of hazardous waste / chemicals 34 Purification process for air and water Corrosive waste arising from use of strong acid and bases Sludge containing adsorable organic halids Chemicals containing from decontamination and disposal Sludge from of waste water arising out of cleaning/ disposal of barrels/ containers Discarded containers/ barrels/ liners/ used for hazardous waste / chemicals Flue gas cleaning Toxic metal containing from used ion exchange material in water purification

7 Chemical 35 Purification process for organic compounds / solvent Chemical, oil and grease skimming s from common industrial effluent plants and other industryspecific effluent plants Chromium from cooling water Filter and filter materials which have organic liquid in them, eg. mineral oil, synthetic oil and organic chlorine compounds Spent catalyst Spent carbon Waste processes eg. Incineration, distillation, separation and concentration techniques Sludge from wet scrubbers Ash from incineration of hazardous waste, flue gas cleaning Spent acid from batteries Distillation from contaminated organic solvents Unless proved otherwise by the occupier based on sampling and analysis carried out by a laboratory recognized under the Act not to contain any of the constituents mentioned in Schedule 2 to the extent of concentration limits specified therein. 1,2,3 indicates Order of preferenc for the / Disposal option A number appearing twice indicates possible by both option depending on merit Sign indicates Not possible to treat by this option