H340 — May cause genetic defects

Hazard class: Germ cell mutagenicity · Category 1A, 1B

22 substances with this hazard classification

What does H340 mean?

The substance may cause genetic defects (heritable mutations in human germ cells).

Safety Guidance

Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Avoid exposure. Wear protective equipment.

Substances with H340

Substance	CAS Number	Signal Word
1,1-difluoroethylene	75-38-7	Danger
1,1-dimethylhydrazine monohydrochloride	593-82-8	Danger
1,2-dibromo-3-chloropropane	96-12-8	Danger
1,3,5-tris[(2S and 2R)-2,3-epoxypropyl]-1,3,5-triazine-2,4,6...	59653-74-6	Danger
1,3,5-tris(oxiranylmethyl)-1,3,5-triazine-2,4,6(1H,3H,5H)-tr...	2451-62-9	Danger
1,4-dichlorobut-2-ene	764-41-0	Danger
1,4-dihydroxy-5,8-bis[[2-[(2-hydroxyethyl)amino]ethyl]amino]...	70476-82-3	Danger
(2-chloroethyl)(3-hydroxypropyl)ammonium chloride	40722-80-3	Danger
(2H6)benzene	1076-43-3	Danger
(6aR-cis)-2,3,6a,9a-tetrahydro-9a-hydroxy-4-methoxycyclopent...	6795-23-9	Danger
(7aR,cis)3,4,7a,10a-tetrahydro-5-methoxy-1H,12H-furo[3',2':4...	1165-39-5	Danger
(7aR,cis)3,4,7a,9,10,10a-hexahydro-5-methoxy-1H,12H-furo[3',...	7241-98-7	Danger
(8S-cis)-10-[(3-amino-2,3,6-trideoxy-α-L-arabino-hexopyranos...	56390-09-1	Danger
(8S-cis)-10-[(3-amino-2,3,6-trideoxy-α-L-lyxo-hexopyranosyl)...	25316-40-9	Danger
(E)-3,7-dimethyl-2,6-octadienenitrile	5585-39-7	Danger
(E)-3,7-dimethylocta-3,6-dienenitrile	26509-71-7	Danger
(epoxyethyl)benzene	96-09-3	Danger
(S)-1,2-epoxypropane	16088-62-3	Danger
(S)-3-(benzoylthio)-2-methylpropionic acid	72679-02-8	Danger
(S)-4-ethyl-4-hydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]q...	7689-03-4	Danger
(S)-dichloro[2-[[(2,3-dihydroxypropoxy)hydroxyphosphinyl]oxy...	64681-08-9	Danger
(Z)-3,7-dimethylocta-2,6-dienenitrile	31983-27-4	Danger