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H335 — May cause respiratory irritation

Hazard class: Specific target organ toxicity, single exposure · Category 3 (respiratory tract irritation)

1522 substances with this hazard classification

What does H335 mean?

Inhalation may cause irritation of the respiratory tract.

Safety Guidance

Avoid breathing dust, fume, gas, mist, vapours, or spray. Use only outdoors or in a well-ventilated area.

Substances with H335

SubstanceCAS NumberSignal Word
1,2-dichloro-4-fluorobenzene 1435-49-0 Warning
1,2-dichloro-4-iodobenzene 20555-91-3 Warning
1,2-dichloro-4-(trichloromethyl)benzene 13014-24-9 Danger
1,2-dichlorobenzene 95-50-1 Warning
1,2-dichlorobutane 616-21-7 Warning
1,2-dichloroethane 107-06-2 Danger
(1,2-dichloroethyl)benzene 1074-11-9 Danger
1,2-dichlorohexafluorocyclobutane 356-18-3 Warning
1,2-dichlorohexafluorocyclopentene 706-79-6 Danger
1,2-dichloropropane 78-87-5 Danger
1,2-difluoro-3-methylbenzene 3828-49-7 Danger
1,2-difluoro-3-nitrobenzene 6921-22-8 Warning
1,2-difluoro-4-nitrobenzene 369-34-6 Warning
1,2-dihydro-1,1,6-trimethylnaphthalene 30364-38-6 Warning
1,2-dihydro-1-methyl-5H-tetrazole-5-thione 13183-79-4 Warning
1,2-dihydro-1-phenyl-3H-1,2,4-triazole-3-thione 21434-14-0 Warning
1,2-dihydro-1-(p-hydroxyphenyl)-5H-tetrazole-5-thione 52431-78-4 Warning
1,2-dihydro-2-oxo-3-pyridyl acetate 61296-14-8 Warning
1,2-dihydro-2-oxonicotinic acid 609-71-2 Warning
1,2-dihydro-2-oxoquinoline-4-carboxylic acid 15733-89-8 Warning
1,2-dihydro-3H-indazol-3-one 7364-25-2 Warning
1,2-dihydro-5-nitro-3H-1,2,4-triazol-3-one 932-64-9 Danger
1,2-dihydro-6-hydroxy-4-methyl-2-oxonicotinonitrile 5444-02-0 Warning
1,2-dihydro-6-methyl-2-oxonicotinonitrile 4241-27-4 Warning
1,2-diiodobenzene 615-42-9 Danger
1,2-diiodoethane 624-73-7 Warning
1,2-dimethoxy-12-methyl[1,3]benzodioxolo[5,6-c]phenanthridin... 34316-15-9 Danger
1,2-dimethoxy-12-methyl[1,3]benzodioxolo[5,6-c]phenanthridin... 3895-92-9 Warning
1,2-dimethoxyethane 110-71-4 Danger
1,2-dimethyl-1,1,2,2-tetraphenyldisilane 1172-76-5 Warning
1,2-dimethyl-5-nitro-1H-imidazole monohydrochloride 25332-20-1 Warning
1-[2-(dimethylamino)ethyl]-1,2-dihydro-5H-tetrazole-5-thione 61607-68-9 Warning
1,2-dimethylcyclohexene 1674-10-8 Danger
1,2-dimethylcyclopentane 2452-99-5 Danger
1,2-dimethylcyclopentene 765-47-9 Danger
1,2-dimethylnaphtho[1,2-d]thiazolium toluene-p-sulphonate 58480-17-4 Warning
1,2-dinitrobenzene 528-29-0 Danger
1,2-diphenyl-1H-indole 18434-12-3 Warning
1,2-diphenyl-1H-indole-3-carbaldehyde 29329-99-5 Warning
1,2-diphenylethanol 614-29-9 Warning
1,2-diphenylethylamine 25611-78-3 Warning
1,2-epoxy-3-methylbutane 1438-14-8 Danger
1,2-epoxybutane 106-88-7 Danger
1,2-epoxycyclopentane 285-67-6 Danger
1,2-epoxyhexane 1436-34-6 Warning
1,2-ethanediyl diacrylate 2274-11-5 Danger
1-(2-ethoxyphenyl)piperazine 13339-01-0 Warning
1-[2-[ethyl(m-tolyl)amino]ethyl]pyrrolidine-2,5-dione 2498-03-5 Warning
1-[2-(ethylphenylamino)ethyl]pyridinium chloride 14408-19-6 Warning
1-(2-ethylphenyl)piperazine 40224-10-0 Warning