S.No.

Processes

Hazardous Waste*

1.

Petrochemical processes and pyrolytic operations

1.1 Furnace or reactor residue and debris
1.2 Tarry residues and still bottoms from distillation
1.3 Oily sludge emulsion
1.4 Organic residues
1.5 Residues from alkali wash of fuels

1.6 Spent catalyst and molecular sieves
1.7 Oil from wastewater treatment

2.

Crude oil and natural gas production

2.1 Drill cuttings excluding those from water
based mud
2.2 Sludge containing oil
2.3 Drilling mud containing oil

3.

Cleaning, emptying and maintenance of petroleum oil storage tanks including ships

3.1 cargo residue, washing water and sludge containing oil
3.2 cargo residue and sludge containing chemicals
3.3 Sludge and filters contaminated with oil
3.4 Ballast water containing oil from ships

4.

Petroleum refining or reprocessing of used oil or recycling of waste oil

4.1 Oil sludge or emulsion
4.2 Spent catalyst
4.3 Slop oil
4.4 Organic residue from processes
4.5 Spent clay containing oil

5.

Industrial operations using mineral or synthetic oil as lubricant in hydraulic systems or other applications

5.1 Used or spent oil
5.2 Wastes or residues containing oil
5.3 Waste cutting oils

6.

Secondary production and / or industrial use of zinc

6.1 Sludge and filter press cake arising out of
production of Zinc Sulphate and other Zinc
Compounds.
6.2 Zinc fines or dust or ash or skimming in
dispersible form
6.3 Other residues from processing of zinc ash or
skimming
6.4 Flue gas dust and other particulates

7.

Primary production of zinc or lead
or copper and other non-ferrous
metals except Aluminium

7.1 Flue gas dust from roasting
7.2 Process residues
7.3 Arsenic-bearing sludge
7.4 Non-ferrous metal bearing sludge and
residue.
7.5 Sludge from scrubbers

8.

Secondary production of copper

8.1 Spent electrolytic solutions
8.2 Sludge and filter cakes
8.3 Flue gas dust and other particulates

9.

Secondary production of lead

9.1 Lead bearing residues
9.2 Lead ash or particulate from flue gas
9.3 Acid from used batteries

10.

Production and/or industrial use of cadmium and arsenic and their compounds

10.1 Residues containing cadmium and arsenic

11.

Production of primary and secondary aluminum

11.1 Sludges from off-gas treatment
11.2 Cathode residues including pot lining
wastes
11.3 Tar containing wastes
11.4 Flue gas dust and other particulates
11.5 Drosses and waste from treatment of
salt sludge

11.6 Used anode butts
11.7 Vanadium sludge from alumina
refineries

12.

Metal surface treatment, such as
etching, staining, polishing,
galvanizing, cleaning, degreasing,
plating, etc.

12.1 Acidic and alkaline residues
12.2 Spent acid and alkali
12.3 Spent bath and sludge containing sulphide,
cyanide and toxic metals
12.4 Sludge from bath containing organic
solvents
12.5 Phosphate sludge
12.6 Sludge from staining bath
12.7 Copper etching residues
12.8 Plating metal sludge

13.

Production of iron and steel
including other ferrous alloys
(electric furnace; steel rolling and
finishing mills; Coke oven and by
products plant)

13.1 Spent pickling liquor
13.2 Sludge from acid recovery unit
13.3 Benzol acid sludge
13.4 Decanter tank tar sludge
13.5 Tar storage tank residue
13.6 Residues from coke oven by product plant.

14.

Hardening of steel

14.1 Cyanide-, nitrate-, or nitrite -containing
sludge
14.2 Spent hardening salt

15.

Production of asbestos or asbestos-containing materials

15.1 Asbestos-containing residues
15.2 Discarded asbestos
15.3 Dust or particulates from exhaust gas
treatment.

16.

Production of caustic soda and
chlorine

16.1 Mercury bearing sludge generated from
mercury cell process
16.2 Residue or sludges and filter cakes
16.3 Brine sludge

17.

Production of mineral acids

17.1 Process acidic residue, filter cake, dust
17.2 Spent catalyst

18.

Production of nitrogenous and
complex fertilizers

18.1 Spent catalyst
18.2 Carbon residue
18.3 Sludge or residue containing arsenic
18.4 Chromium sludge from water cooling tower

19.

Production of phenol

19.1 Residue or sludge containing phenol
19.2 Spent catalyst

20.

Production and/or industrial use of
solvents

20.1 Contaminated aromatic, aliphatic or
naphthenic solvents may or may not be fit for
reuse.
20.2 Spent solvents
20.3 Distillation residues
20.4 Process Sludge

21.

Production and/or industrial use of
paints, pigments, lacquers,
varnishes and inks

21.1 Process wastes, residues and sludges
21.2 Spent solvent

22.

Production of plastics

22.1 Spent catalysts
22.2 Process residues

23.

Production and /or industrial use
of glues, organic cements, adhesive and resins

23.1 Wastes or residues (not made with
vegetable or animal materials)

23.2 Spent solvents

24.

Production of canvas and textiles

24.1 Chemical residues

25.

Industrial production and
formulation of wood preservatives

25.1 Chemical residues
25.2 Residues from wood alkali bath

26.

Production or industrial use of
synthetic dyes, dye-intermediates
and pigments

26.1 Process waste sludge/residues containing
acid, toxic metals, organic compounds
26.2 Dust from air filtration system
26.3 Spent acid
26.4 Spent solvent
26.5 Spent catalyst

27.

Production of organic-silicone
compound

27.1 Process residues

28.

Production/formulation of
drugs/pharmaceutical and health
care product

28.1 Process Residue and wastes
28.2 Spent catalyst
28.3 Spent carbon
28.4 Off specification products
28.5 Date-expired products
28.6 Spent solvents

29.

Production, and formulation of pesticides including stock-piles

29.1 Process wastes or residues
29.2 Sludge containing residual pesticides
29.3 Date-expired and off-specification
pesticides
29.4 Spent solvents
29.5 Spent catalysts
29.6 Spent acids

30.

Leather tanneries

30.1 Chromium bearing residue and sludge

31.

Electronic Industry

31.1 Process residue and wastes
31.2 Spent etching chemicals and solvents

32.

Pulp and Paper Industry

32.1 Spent chemicals
32.2 Corrosive wastes arising from use of strong
acid and bases
32.3 Process sludge containing absorbable
organic halides (AOX)

33.

Handling of hazardous chemicals
and wastes

33.1 Empty barrels/containers/liners
contaminated with hazardous chemicals
/wastes
33.2 Contaminated cotton rags or other cleaning
materials

34.

De-contamination of barrels /
containers used for handling of
hazardous wastes/chemicals

34.1 Chemical-containing residue arising from
decontamination.
34.2 Sludge from treatment of waste water
arising out of cleaning / disposal of barrels /
containers

35.

Purification and treatment of
exhaust air/gases, water and
waste water from the processes in
this schedule and common
industrial effluent treatment plants
(CETP’s)

35.1 Exhaust Air or Gas cleaning residue
35.2 Spent ion exchange resin containing toxic
metals
35.3 Chemical sludge from waste water
treatment
35.4 Oil and grease skimming
35.5 Chromium sludge from cooling water

36.

Purification process for organic compounds/solvents

36.1 Any process or distillation residue

36.2 Spent carbon or filter medium

37.

Hazardous waste treatment
processes, e.g. pre-processing,
incineration and concentration.

37.1 Sludge from wet scrubbers
37.2 Ash from incinerator and flue gas cleaning
residue
37.3 Concentration or evaporation residues

38.

Chemical processing of Ores
containing heavy metals such as
Chromium, Manganese, Nickel,
Cadmium etc.

38.1 Process residues
38.2 Spent acid

Basel No.

Description of Hazardous Wastes

A1

Metal and Metal bearing wastes

A1010

Metal wastes and waste consisting of alloys of any of the following but
excluding such wastes specifically listed in Part B and Part D

- Antimony

- Cadmium

- Lead

- Tellurium

A1020

Waste having as constituents or contaminants, excluding metal wastes in
massive form, any or the following:

- Antimony, antimony compounds

- Cadmium, cadmium compounds

- Lead, lead compounds

- Tellurium, tellurium compounds

A1040

Waste having metal carbonyls as constituents

A1050

Galvanic sludges

A1070

Leaching residues from zinc processing, dust and sludges such as jarosite,
hematite, etc.

A1080

Waste zinc residues not included in Part B, containing lead and cadmium in
concentrations sufficient to exhibit hazard characteristics indicated in Part C

A1090

Ashes from the incineration of insulated copper wire

A1100

Dusts and residues from gas cleaning systems of copper smelters

A1120

Waste sludges, excluding anode slimes, from electrolyte purification systems
in copper electrorefining and electrowinning operations

A1140

Waste cupric chloride and copper cyanide catalysts not in liquid form note the
related entry in Schedule VI

A1150

Precious metal ash from incineration of printed circuit boards not included in
Part B

A1160

Waste lead acid batteries, whole or crushed

A1170

Unsorted waste batteries excluding mixtures of only Part B batteries. Waste
batteries not specified in Part B containing constituents mentioned in
Schedule II to an extent to render them hazardous

A2

Wastes containing principally inorganic constituents, which may
contain metals and organic materials

A2010

Glass waste from cathode-ray tubes and other activated glasses

A2030

Waste catalysts but excluding such wastes specified in Part B

A3

Wastes containing principally organic constituents, which may contain
metals and inorganic materials

A3010

Waste from the production or processing of petroleum coke and bitumen

A3020

Waste mineral oils unfit for their originally intended use

A3050

Wastes from production, formulation and use of resins, latex, plasticizers,
glues or adhesives excluding such wastes specified in Part B (B4020)

A3120

Fluff-light fraction from shredding

A3130

Waste organic phosphorus compounds

A4

Wastes which may contain either inorganic or organic constituents

A4010

Wastes from the production, preparation and use of pharmaceutical products
but excluding such waste specified in Part B

A4040

Wastes from the manufacture, formulation and use of wood-preserving
chemicals (does not include wood treated with wood preserving chemicals)

A4070

Waste from the production, formulation and use of inks, dyes, pigments,
paints, lacquers, varnish excluding those specified in Part B (B4010)

A4100

Wastes from industrial pollution control devices for cleaning of industrial off gases
but excluding such wastes specified in Part B

A4120

Wastes that contain, consist of or are contaminated with peroxides.

A4130

Wastes packages and containers containing Schedule II constituents in
concentration sufficient to exhibit Part C of Schedule III hazard characteristics.

A4140

Waste consisting of or containing off specification or outdated chemicals
(unused within the period recommended by the manufacturer) corresponding
to constituents mentioned in Schedule II and exhibiting Part C of Schedule III
hazard characteristics.

A4160

Spent activated carbon not included in Part B, B2060