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.

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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

DIPROPYL ETHER

ICSC 0468 · CAS 111-43-3

Formula: C6H14O

1,1'-oxybispropane

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

DIPROPYL KETONE

ICSC 1414 · CAS 123-19-3

Formula: C7H14O/(CH3CH2CH2)2CO

Heptan-4-one; Butyrone

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

DIPROPYLENE GLYCOL

ICSC 1055 · CAS 110-98-5

Formula: C6H14O3/CH3CHOHCH2OCH2CHOHCH3

2,2'-Dihydroxydipropyl ether; 1,1'-Dimethyldiethylene glycol; 1,1'-Oxydipropan-2-ol; Bis(2-hydroxypropyl) ether

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

DIPROPYLENE GLYCOL METHYL ETHER ACETATE

ICSC 1752 · CAS 88917-22-0

Formula: C9H18O4

Propanol, 1(or 2)-(2-methoxymethylethoxy)-, acetate; Propanol, (2-methoxymethylethoxy)-, 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

DIPROPYLENEGLYCOL MONOMETHYL ETHER

ICSC 0884 · CAS 34590-94-8

Formula: C7H16O3/H3COC3H6OC3H6OH

DPGME; (2-Methoxymethylethoxy)-propanol

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

DIQUAT DIBROMIDE

ICSC 1363 · CAS 85-00-7

Formula: C12H12N2Br2

1,1'-Ethylene-2,2'-bipyridyllium dibromide; 6,7-Dihydrodipyridol[1,2-a:2',1-c]pyrazinedium dibromide; 9,10-Dihydro-8a-10a-diazoniaphenanthrene dibromide

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

DISODIUM ARSENATE HEPTAHYDRATE

ICSC 0326 · CAS 10048-95-0

Formula: Na2HAsO4.7H2O

Arsenic acid, disodium salt, heptahydrate; Sodium arsenate heptahydrate; Sodium arsenate, dibasic, heptahydrate

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

DISODIUM HYDROGEN PHOSPHATE

ICSC 1129 · CAS 7558-79-4

Formula: HO4PNa2

Disodium orthophosphate; Dibasic sodium phosphate

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

DISTILLATES (PETROLEUM), HYDROTREATED LIGHT

ICSC 1379 · CAS 64742-47-8

Formula: seeNotes

Low odor paraffinic solvent; Dearomatized kerosine; Deodorized kerosene

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

DISTILLATES, PETROLEUM, solvent-refined heavy paraffinic

ICSC 1431 · CAS 64741-88-4

Base oil, bright stock, lubricant; Base oil, lubricant base stock

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

DISTILLATES, PETROLEUM, solvent-refined light naphthenic

ICSC 1430 · CAS 64741-97-5

Base oil; Lubricant base oil; Lubricant oil; Mineral oil

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

DISUL-SODIUM

ICSC 1142 · CAS 136-78-7

Formula: C8H7Cl2NaO5S

2-(2,4-Dichlorophenoxy)ethyl hydrogen sulphate sodium salt; Sesone; Sodium 2,4-dichlorophenoxyethylsulfate

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

DISULFIRAM

ICSC 1438 · CAS 97-77-8

Formula: C10H20N2S4/((C2H5)2NCS)2S2

Tetraethylthiuramdisulfide; 1,1'-Dithiobis(N,N-diethylthioformamide); bis-(N,N-Diethylthiocarbamoyl)disulfide; TETD

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

DISULFOTON

ICSC 1408 · CAS 298-04-4

Formula: C8H19O2PS3

Dithiodemeton; O,O-Diethyl S-(2-ethylmercaptoethyl) dithiophosphate; O,O-Diethyl S-2-(ethylthio)ethyl phosphorodithioate

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

DIVINYLBENZENE (MIXED ISOMERS)

ICSC 0885 · CAS 1321-74-0

Formula: C10H10/C6H4(CH=CH2)2

Vinylstyrene; DVB

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

DL-METHIONINE

ICSC 0919 · CAS 59-51-8

Formula: C5H11NO2S/CH3S(CH2)2CH(NH2)COOH

2-Amino-4-(methylthio)butyric 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

DODECANOYL PEROXIDE

ICSC 0264 · CAS 105-74-8

Formula: (C11H23CO)2O2

Lauroyl peroxide; Peroxide, didodecanoyl; bis(1-Oxododecyl)peroxide

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

DODECYL BENZENESULFONIC ACID

ICSC 1470 · CAS 27176-87-0

Formula: C18H30O3S/C12H25C6H4.SO3H

Benzenesulfonic acid, dodecyl; Laurylbenzenesulfonic 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

DODECYLAMINE

ICSC 1364 · CAS 124-22-1

Formula: C12H27N

1-Dodecanamine; 1-Aminododecane; Lauramine; Laurylamine

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

DODECYLBENZENE

ICSC 0265 · CAS 123-01-3

Formula: C18H30/C6H5(CH2)11CH3

1-Phenyldodecane; Laurylbenzene

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

ENDOSULFAN (MIXED ISOMERS)

ICSC 0742 · CAS 115-29-7

Formula: C9H6Cl6O3S

(1,4,5,6,7,7-Hexachloro-8,9,10-trinorborn-5-en-2,3-ylenebismethylene)sulfite; 6,9-Methano-2,4,3-benzodioxathiepin, 6,7,8,9,10,10-hexachloro-1,5,5a,6,9,9a-hexahydro-, 3-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

ENDRIN

ICSC 1023 · CAS 72-20-8

Formula: C12H8Cl6O

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

ENFLURANE

ICSC 0887 · CAS 13838-16-9

Formula: C3H2ClF5O/CHF2OCF2CHClF

2-Chloro-1-(difluoromethoxy)-1,1,2-trifluoroethane; Ethrane; Ether, 2-chloro-1,1,2-trifluoroethyl difluoromethyl; 2-Chloro-1,1,2-trifluoroethyl difluoromethyl ether

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

EPICHLOROHYDRIN

ICSC 0043 · CAS 106-89-8

Formula: C3H5ClO

1-Chloro-2,3-epoxypropane; gamma-Chloropropylene oxide; 2-(Chloromethyl)oxirane

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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