ChemicalScan ChemicalScan

H400 — Very toxic to aquatic life

Hazard class: Hazardous to the aquatic environment, acute hazard · Category 1

326 substances with this hazard classification

What does H400 mean?

The substance is very toxic to aquatic organisms at very low concentrations.

Safety Guidance

Avoid release to the environment. Collect spillage. Dispose of contents and container in accordance with regulations.

Substances with H400

SubstanceCAS NumberSignal Word
1,5-naphthylenediamine 2243-62-1 Warning
1,6,7-trimethylnaphthalene 2245-38-7 Warning
1,6-bis(3,3-bis((1-methylpentylidenimino)propyl)ureido)hexan... 771478-66-1 Danger
1,6-Heptadien-3-one, 2-cyclohexyl- 313973-37-4 Danger
(±)-1,7,7-trimethyl-3-[(4-methylphenyl)methylene]bicyclo[2.2... 36861-47-9 Warning
1,7,7-trimethylbicyclo[2.2.1]hept-2-yl thiocyanatoacetate 115-31-1 Warning
1,7,7-trimethyltricyclo[2.2.1.02,6]heptane 508-32-7 Danger
1,7-dihydro-6H-purine-6-selone 5270-30-4 Danger
1,8-dibenzoylnaphthalene 19274-72-7 Warning
1,8-diphenoxyanthraquinone 82-17-7 Warning
1,8-naphthylenediamine 479-27-6 Warning
1,9-decadiene 1647-16-1 Warning
1-acetyl-4-(3-dodecyl-2,5-dioxo-1-pyrrolidinyl)-2,2,6,6-tetr... 106917-31-1 Warning
1-amino-4,8-dihydroxy-5-(phenylamino)anthraquinone 6370-89-4 Danger
1-aminoanthraquinone 82-45-1 Warning
1-anilino-4-hydroxyanthraquinone 19286-75-0 Warning
1-(chloromethyl)-4-(dichloromethyl)benzene 7398-44-9 Warning
1-(chlorophenylmethyl)-2-methylbenzene 41870-52-4 Warning
1-(CYCLOOCT-3-ENYL)-PROPAN-1-OL AND ISOMERS 899810-84-5 Warning
(1-hydroxydodecylidene)diphosphonic acid 16610-63-2 Danger
(±)-1-methyl-4-(1-methylvinyl)cyclohexene 7705-14-8 Danger
(1-methylethyl)-1,1'-biphenyl 25640-78-2 Danger
(1-methylpropylidene)bis[tert-butyl] peroxide 13653-62-8 Danger
1-(morpholin-4-ylmethyl)-2-naphthol 27438-39-7 Danger
1-(N,N-dimethylcarbamoyl)-3-tert-butyl-5-carbethoxymethylthi... 110895-43-7 Danger
(1-phenylethyl)xylene 40766-31-2 Danger
(1R)-2,2-dimethyl-3-methylenebicyclo[2.2.1]heptane 5794-03-6 Danger
(1R,3S,4S,5S)-4,6,6-trimethylspiro[bicyclo[3.1.1]heptane-3,4... 133636-82-5 Danger
(1R,5R)-2,6,6-trimethylbicyclo[3.1.1]hept-2-ene 7785-70-8 Danger
(1R-trans)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecar... 61914-47-4 Danger
(1S)-1-{(2R)-3,4-bis[(2-hexyldecanoyl)oxy]-5-oxo-2,5-dihydro... 183476-82-6 Warning
(1S)-2,2-dimethyl-3-methylenebicyclo[2.2.1]heptane 5794-04-7 Danger
(1S)-3,7,7-trimethylbicyclo[4.1.0]hept-3-ene 498-15-7 Danger
(1S,5S)-2,6,6-trimethylbicyclo[3.1.1]hept-2-ene 7785-26-4 Danger
(1S-cis)-4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-N-methyl-... 79617-97-3 Danger
1-(tert-dodecylthio)propan-2-ol 67124-09-8 Warning
1-(tricyclohexylstannyl)-1H-1,2,4-triazole 41083-11-8 Danger
(1α,2α,3aα,4β,7β,7aα)-1,2,4,5,6,7,8,8-octachloro-2,3,3a,4,7,... 5103-71-9 Danger
(1α,2α,3α,4β,5α,6β)-1,2,3,4,5,6-hexachlorocyclohexane 319-86-8 Danger
(1α,2α,3α,4β,5β,6β)-1,2,3,4,5,6-hexachlorocyclohexane 6108-10-7 Danger
(1α,2α,3β,4α,5β,6β)-1,2,3,4,5,6-hexachlorocyclohexane 319-84-6 Danger
(1α,2α,4β)-1,2,4-trimethylcyclopentane 4850-28-6 Danger
(1α,2β,3aα,4β,7β,7aα)-1,2,4,5,6,7,8,8-octachloro-2,3,3a,4,7,... 5103-74-2 Warning
(1α,2β,3α,4β,5α,6β)-1,2,3,4,5,6-hexachlorocyclohexane 319-85-7 Danger
(1α,2β,5α)-2,6,6-trimethylbicyclo[3.1.1]heptane 6876-13-7 Danger
(1α,4α,4aβ,5β,8β8aβ)-1,2,3,4,10,10-hexachloro-1,4,4a,5,8,8a-... 465-73-6 Danger
(±)-2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)glutaric acid 2301-52-2 Warning
(+/-) 2-(2,4-dichlorophenyl)-3-(1H-1,2,4-triazole-1-yl)propy... 112281-77-3 Warning
(±)-2,2-dimethyl-3-methylenebicyclo[2.2.1]heptane 565-00-4 Danger
(2,3-dichlorophenyl)oxoacetonitrile 77668-42-9 Danger