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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
(±)-2-[4-[3-[[4-benzamido-5-(dipropylamino)glutaryl]oxy]prop... 59209-40-4 Danger
(2,4-dihydroxybenzoato-O1,O2)hydroxycopper 69868-09-3 Warning
(±)-2-allyl-4-hydroxy-3-methylcyclopent-2-en-1-one 29605-88-7 Warning
(±)-2-aminobutan-1-ol 13054-87-0 Danger
(2-butyl-5-nitrobenzofuran-3-yl)[4-(3-dibutylaminopropoxy)ph... 141645-23-0 Danger
(2E)-3-[3-(4-Fluorophenyl)-1-(1-methylethyl)-1H-indol-2-yl]-... 93957-50-7 Warning
(2-ethylhexanoato-O)(isodecanoato-O)nickel 84852-39-1 Danger
(2-ethylhexanoato-O)(isononanoato-O)nickel 85508-45-8 Danger
(2-ethylhexanoato-O)(isooctanoato-O)cobalt 94246-88-5 Warning
(2-ethylhexanoato-O)(neodecanoato-O)nickel 85135-77-9 Danger
(2-ethylhexanoato)phenylmercury 13302-00-6 Danger
(2H18)octane 17252-77-6 Danger
(2H3)ammonia 13550-49-7 Danger
(2H8)naphthalene 1146-65-2 Danger
(2-hydroxyethyl)(2-hydroxyhexadecyl)dimethylammonium chlorid... 84643-53-8 Danger
(±)-2-hydroxypropiononitrile 42492-95-5 Danger
(2-methylpropyl)lithium isobutyllithium 920-36-5 Danger
(±)-2-(p-aminophenyl)-2-phenylacetonitrile monohydrochloride 71411-77-3 Danger
(2R,6aS,12aS)-1,2,6,6a,12,12a-hexahydro-2-isopropenyl-8,9-di... 83-79-4 Danger
(2RS,3SR)-3-(2-chlorophenyl)-2-(4-fluorophenyl)-[( 1H-1,2,4-... 133855-98-8 Danger
(2S)-2-hydroxy-2-(3-phenoxyphenyl)acetonitrile 61826-76-4 Danger
(2S,3S,4R)-2-aminooctadecane-1,3,4-triol 554-62-1 Danger
(3-aminophenyl)pyridin-3-ylmethanone 79568-06-2 Warning
(3-ammonio-4-methoxyphenyl)(2-hydroxyethyl)ammonium sulphate 83763-48-8 Warning
(3aα,4α,7α,7aα)-octahydro-4,7-methano-1H-indene 2825-83-4 Danger
(3aα,4β,7β,7aα)-octahydro-4,7-methano-1H-indene 2825-82-3 Danger
(3-bromopropyl)cyclohexane 34094-21-8 Danger
(3-chloro-2-hydroxypropyl)dimethyloctadecylammonium chloride 3001-63-6 Danger
(3-chlorophenyl)-(4-methoxy-3-nitrophenyl)methanone 66938-41-8 Warning
(3E,13Z)-octadeca-3,13-dienyl acetate 53120-26-6 Warning
(3S,4S)-3-hexyl-4-[(R)-2-hydroxytridecyl]-2-oxetanone 104872-06-2 Warning
(3Z,13Z)-octadeca-3,13-dienyl acetate 53120-27-7 Warning
(4-(1-methylethyl)phenyl)-(4-methylphenyl)iodonium tetrakis(... 178233-72-2 Warning
(4-ammonio-m-tolyl)ethyl(2-hydroxyethyl)ammonium sulphate 25646-77-9 Danger
(4-chloro-2-methylphenoxy)acetic acid 94-74-6 Danger
(4-chlorophenyl)hydrazine 1073-69-4 Danger
(4-ethoxyphenyl)(3-(4-fluoro-3-phenoxyphenyl)propyl)dimethyl... 105024-66-6 Danger
(4-hydrazinophenyl)-N-methylmethanesulfonamide hydrochloride 81880-96-8 Danger
(4-nonylphenoxy)acetic acid 3115-49-9 Danger
(±)-6,10-dimethylundecan-2-one 60148-93-8 Warning
(6L)lithium iodide 21752-61-4 Warning
(7E,9Z)-dodecadienyl acetate 54364-62-4 Warning
(8E,10E)-dodeca-8,10-dienol 33956-49-9 Danger
(9S)-9-amino-9-deoxyerythromycin 26116-56-3 Danger
(9Z,12Z)-1,1,3,3-tetrabutyl-1,3-bis(octadeca-9,12-dienoyloxy... 94349-26-5 Danger
(9Z,12Z,15Z)-1,1,3,3-tetrabutyl-1,3-bis(octadeca-9,12,15-tri... 94349-25-4 Danger
''amyl nitrite'', mixed isomers 110-46-3 Danger
(benzothiazol-2-ylthio)methyl thiocyanate 21564-17-0 Danger
(carboxylatomethyl)dimethyltetradecylammonium 2601-33-4 Danger
(carboxylatomethyl)dodecyldimethylammonium 683-10-3 Warning