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

FENAMIPHOS

ICSC 0483 · CAS 22224-92-6

Formula: C13H22NO3PS

Phenamiphos; Ethyl-3-methyl-4-(methylthio)phenyl(1-methylethyl)phosphoramidate

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

FENITROTHION

ICSC 0622 · CAS 122-14-5

Formula: C9H12NO5PS

O,O-Dimethyl O-4-nitro-m-tolyl phosphorothioate; O,O-Dimethyl O-(3-methyl-4-nitrophenyl) phosphorothioate; O,O-Dimethyl O-4-nitro-m-tolyl thiophosphate; Sumithion

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

FENSULFOTHION

ICSC 1406 · CAS 115-90-2

Formula: C11H17O4PS2

O,O-Diethyl O-(p-(methylsulfinyl)phenyl) phosphorothioate; O,O-Diethyl O-p-(methylsulfinyl)phenyl thiophosphate

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

FENTHION

ICSC 0655 · CAS 55-38-9

Formula: C10H15O3PS2/(H3CO)2PSOC6H3(CH3)SCH3

Phosphorothioic acid, O,O-dimethyl O-(3-methyl-4-(methylthio)phenyl) ester; O,O-Dimethyl-O-(4-methylthio-m-tolyl) phosphorothioate

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

FENVALERATE (Technical product)

ICSC 0273 · CAS 51630-58-1

Formula: C25H22ClNO3

(RS)-alpha-Cyano-3-phenoxybenzyl (RS)-2-(4-chlorophenyl)-3-methylbutyrate; Cyano(3-phenoxyphenyl)methyl 4-chloro-alpha-(1-methylethyl)benzeneacetate

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

FERBAM

ICSC 0792 · CAS 14484-64-1

Formula: C9H18FeN3S6/((CH3)2NCS2)3Fe

Ferric dimethyldithiocarbamate; Iron tris(dimethyldithiocarbamate)

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

FERRIC CHLORIDE (ANHYDROUS)

ICSC 1499 · CAS 7705-08-0

Formula: FeCl3

Iron chloride; Iron trichloride; Iron(III) chloride; Flores martis; Molysite

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

FERRIC OXIDE

ICSC 1577 · CAS 1309-37-1

Formula: Fe2O3

Anhydrous ferric oxide; Iron (III) oxide; Diiron trioxide; Iron trioxide; Ferric sesquioxide

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.

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Chemical reference

FERROCENE

ICSC 1512 · CAS 102-54-5

Formula: C10H10Fe/C5H5FeC5H5

Dicyclopentadienyl iron; Di-2,4-cyclopentadien-1-yl iron

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

FERROUS OXIDE

ICSC 0793 · CAS 1345-25-1

Formula: FeO

Ferrous monoxide; Iron (II) oxide; C.I. 77489

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

FIPRONIL

ICSC 1503 · CAS 120068-37-3

Formula: C12H4Cl2F6N4OS

5-Amino-3-cyano-1-(2,6-dichloro-4-trifluoro-methylphenyl)-4-trifluoromethylsulfinylpyrazole

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

FLOCOUMAFEN

ICSC 1267 · CAS 90035-08-8

Formula: C33H25F3O4

4-Hydroxy-3-(1,2,3,4-tetrahydro-3-(4-(4-trifluoromethylbenzyloxy)phenyl)-1-naphthyl)coumarin; 4-Hydroxy-3-(1,2,3,4-tetrahydro-3-(4-((4-(trifluoromethyl)phenyl)methoxy)phenyl)- 1-naphthalenyl)-2H-1-benzopyran-2-one

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

FLUORESCENT BRIGHTENER 220

ICSC 1683 · CAS 16470-24-9

Formula: C40H44N12O16S4.4Na

C.I. Fluorescent brightener 220; See notes

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

FLUORESCENT WHITENING AGENT 1

ICSC 1236 · CAS 16090-02-1

Formula: C40H38N12O8S2.2Na

C.I. Fluorescent brightener 260; FWA 1; Disodium 4,4'-bis((4-anilino-6-morpholino-1,3,5-triazin-2-yl)amino)stilbene-2,2'-disulfonate

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

FLUORINE

ICSC 0046 · CAS 7782-41-4

Formula: F2

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

FLUOROACETAMIDE

ICSC 1434 · CAS 640-19-7

Formula: C2H4FNO/FCH2CONH2

2-Fluoroacetamide; Monofluoroacetamide; Fluoroacetic acid amide

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

FLUOROACETIC ACID

ICSC 0274 · CAS 144-49-0

Formula: C2H3FO2/CH2FCOOH

Monofluoroacetic acid; FAA; alpha-Fluoroacetic 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

FLUOROBORIC ACID (aqueous solution ≥ 25 %)

ICSC 1040 · CAS 16872-11-0

Formula: HBF4

Hydrogen tetrafluoroborate; Hydrofluoboric acid; Borofluoric acid; Fluoboric 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

FLUOROSILICIC ACID

ICSC 1233 · CAS 16961-83-4

Formula: F6H2Si/H2SiF6

Hexafluorosilicic acid; Dihydrogen hexafluorosilicate; Fluosilicic acid; Hydrosilicofluoric 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

FLUOROSULFONIC ACID

ICSC 0996 · CAS 7789-21-1

Formula: FHO3S

Fluorosulfuric acid; Fluorosulphuric 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

FLUTOLANIL

ICSC 1265 · CAS 66332-96-5

Formula: C17H16F3NO2

alpha,alpha,alpha-Trifluoro-3'-isopropoxy-o-toluanilide; N-(3-(1-Methylethoxy)phenyl)-2-(trifluoromethyl)benzamide

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

FOLPET

ICSC 0156 · CAS 133-07-3

Formula: C9H4Cl3NO2S

N-(Trichloromethylthio)phthalimide; 2-{(Trichloromethyl)thio}-1H-isoindole-1,3(2H)-dione

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

FONOFOS

ICSC 0708 · CAS 944-22-9

Formula: C5H5SPSCH2CH3OCH2CH3/C10H15OPS2

O-Ethyl S-phenylethylphosphonodithioate

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

FORMALDEHYDE

ICSC 0275 · CAS 50-00-0

Formula: H2CO

Methyl aldehyde; Methylene oxide; Methanal

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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