Chemical identity and waste assessment

Chemical waste disposal library

A source-linked index of chemical identities, with guidance on the information needed to classify and route chemical waste.

Technical informationSources and further reading

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4,476 reference records · 8 detailed guides

This index brings together chemical identities from the ILO / WHO International Chemical Safety Cards and the HSE GB mandatory classification and labelling list. Use the names, identifiers and available formulae to compare a product label, safety data sheet or waste inventory with the source record. Separate source entries may describe different forms or concentrations of the same substance. A match confirms only the source identity; it does not establish the composition of the waste, collection availability or a suitable treatment route. HSE identity information contains Crown copyright material reproduced under the Open Government Licence v3.0.

The detailed guides explain properties and waste-assessment points for particular chemicals. A chemical name or CAS number does not, on its own, establish a List of Waste code, packaging requirement, transport classification or receiving-facility acceptance.

Using chemical identity in a waste assessment

Identity is one part of the waste description. Concentration, process history, contamination and container condition can change the assessment even when the original product is known.

  • Identity: product name, CAS or EC number and the supplier safety data sheet.
  • Waste status: unused stock, spent process material, mixture or contaminated packaging.
  • Quantity and condition: amount, concentration, container sizes and container condition.
  • Process history: how the waste arose, including known additions, contaminants or any available analysis.
Source references and waste guidance

These sources cover chemical identity, safety data sheets and waste classification. Each has its own scope; none of them confirms that a particular waste load will be accepted by a receiving facility.

Chemical waste guides

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1,699 matching records · Clear search

Chemical reference

KRYPTON

ICSC 0604 · CAS 7439-90-9

Formula: KrAtomicmass:83.8

Reference entry from an ILO / WHO International Chemical Safety Card. The card defines the chemical identity and the scope of its safety information. Check the supplier safety data sheet for the actual product or formulation.

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

L-ASPARTIC ACID

ICSC 1439 · CAS 56-84-8

Formula: C4H7NO4

L-Asparagic acid; (S)-Aminobutanedioic acid; L-Aminosuccinic acid

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LACTIC ACID

ICSC 0501 · CAS 50-21-5

Formula: C3H6O3/CH3CHOHCOOH

DL-Lactic acid; 2-Hydroxypropanoic acid; alpha-Hydroxypropionic acid

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LAMBDA-CYHALOTHRIN

ICSC 0859 · CAS 91465-08-6

Formula: C23H19ClF3NO3

alpha-Cyano-3-phenoxybenzyl 3-(2-chloro-3,3,3-trifluoropropenyl)-2,2-dimethylcyclopropanecarboxylate;; a 1:1 reaction mixture of the (Z)-(1R,3R), (S) ester and (Z)-(1S,3S), (R) ester

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LEAD

ICSC 0052 · CAS 7439-92-1

Formula: PbAtomicmass:[207.2]

Plumbum

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LEAD ARSENATE

ICSC 0911 · CAS 7784-40-9

Formula: PbHAsO4

Lead hydrogen arsenate; Arsenic acid, lead salt; Acid lead arsenate; Dibasic lead arsenate

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LEAD BIS(DIMETHYLDITHIOCARBAMATE)

ICSC 1545 · CAS 19010-66-3

Formula: C6H12N2PbS4/((CH3)2NCS.S)2Pb

Lead dimethyldithiocarbamate; Bis(dimethylcarbamodithioato-S,S') lead; Ledate; Methyl ledate

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LEAD CARBONATE

ICSC 0999 · CAS 598-63-0

Formula: PbCO3

Carbonic acid, lead(2+) salt; Lead(2+) carbonate; Cerussite

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LEAD CHROMATE

ICSC 0003 · CAS 7758-97-6

Formula: PbCrO4

Plumbous chromate; Chromic acid, lead (II) salt (1:1)

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LEAD DIOXIDE

ICSC 1001 · CAS 1309-60-0

Formula: PbO2

Lead peroxide; Lead(IV) oxide

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LEAD NAPHTHENATE

ICSC 0304 · CAS 61790-14-5

Naphthenic acid, lead salt

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LEAD NITRATE

ICSC 1000 · CAS 10099-74-8

Formula: N2O6Pb/Pb(NO3)2

Lead (II) nitrate; Lead dinitrate; Plumbous nitrate

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LEAD TETROXIDE

ICSC 1002 · CAS 1314-41-6

Formula: Pb3O4

Red lead; Minium; C.I. Pigment Red 105; Lead orthoplumbate

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LEAD(II) ACETATE (anhydrous)

ICSC 0910 · CAS 301-04-2

Formula: C4H6O4Pb/(CH3COO)2Pb

lead di(acetate); lead diacetate; lead acetate

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LEAD(II) ARSENITE

ICSC 1212 · CAS 10031-13-7

Formula: As2O4Pb/Pb(AsO2)2

Lead arsenite; Lead metaarsenite; Arsenious acid lead salt

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LEAD(II) OXIDE

ICSC 0288 · CAS 1317-36-8

Formula: PbO

Lead monoxide; Plumbous oxide; Lead protoxide; Litharge

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LINALOOL

ICSC 0912 · CAS 78-70-6

Formula: C10H18O/(CH3)2C=CH(CH2)2C(CH3)(OH)CH=CH2

3,7-Dimethyl-1,6-octadien-3-ol; Linalyl alcohol

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LINALYL ACETATE

ICSC 1716 · CAS 115-95-7

Formula: C12H20O2/CH3COOC10H17

3,7-dimethyl-1,6-octadien-3-yl acetate; 1,5-dimethyl-1-vinylhex-4-enyl acetate; Acetic acid linalool ester; Linalool acetate

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LINDANE

ICSC 0053 · CAS 58-89-9

Formula: C6H6Cl6

gamma-1,2,3,4,5,6-Hexachlorocyclohexane; gamma-BHC; gamma-HCH

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LINURON

ICSC 1300 · CAS 330-55-2

Formula: C9H10Cl2N2O2

3-(3,4-Dichlorophenyl)-1-methoxy-1-methylurea; Urea, N'-(3,4-dichlorophenyl)-N-methoxy-N-methyl-; Methoxydiuron

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LITHIUM

ICSC 0710 · CAS 7439-93-2

Formula: LiAtomicmass:6.9

Reference entry from an ILO / WHO International Chemical Safety Card. The card defines the chemical identity and the scope of its safety information. Check the supplier safety data sheet for the actual product or formulation.

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LITHIUM CARBONATE

ICSC 1109 · CAS 554-13-2

Formula: Li2CO3

Carbonic acid, lithium salt; Dilithium carbonate

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LITHIUM CHLORIDE

ICSC 0711 · CAS 7447-41-8

Formula: LiCl

Reference entry from an ILO / WHO International Chemical Safety Card. The card defines the chemical identity and the scope of its safety information. Check the supplier safety data sheet for the actual product or formulation.

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Chemical reference

LITHIUM HYDRIDE

ICSC 0813 · CAS 7580-67-8

Formula: LiH

Lithium monohydride

ILO / WHO chemical safety card

Identity reference only. The source helps identify the substance; it does not establish the composition or classification of a waste stream, or whether it will be accepted for treatment.

Reference notes and technical facts
  • Check the product label and supplier safety data sheet for the substance identity, concentration and formulation.
  • Waste assessment also depends on quantity, container condition, process history, mixing and contamination.

ILO / WHO chemical safety card

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Published by Chemical Waste Disposal. Sources checked 12 September 2026. Editorial policy.

If you spot an error in this library, please contact us so we can check the entry against its source.

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The appropriate route for chemical waste depends on the material, concentration, condition, quantity and any contamination. The reference information in this library helps with identification, but it does not confirm that a particular waste will be accepted.

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