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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
1,5-diaminobromo-4,8-dihydroxyanthraquinone 31810-89-6 Warning
1,5-Di(beta-hydroxyethyl)amino-2-nitro-4-chlorobenzene 109023-83-8 Warning
1,5-dibromopentane 111-24-0 Warning
1,5-dichloro-2,4-dinitrobenzene 3698-83-7 Warning
1,5-dichloropentane 628-76-2 Warning
1,5-dihydro-1-phenyl-4H-pyrazolo[3,4-d]pyrimidin-4-one 21314-17-0 Warning
1,5-dihydroxy-4,8-bis(methylamino)anthraquinone 3860-63-7 Warning
1,5-dihydroxyanthraquinone 117-12-4 Warning
1,5-diiodopentane 628-77-3 Warning
1,5-dimethyl-1-vinylhex-4-enyl isovalerate 1118-27-0 Warning
1,5-dimethyl-3-[(2-methyl-1H-indol-3-yl)azo]-2-phenyl-1H-pyr... 29508-48-3 Warning
1,5-dimethylcycloocta-1,5-diene 3760-14-3 Warning
1,5-dimethylhex-4-enylamine 22462-79-9 Warning
(1,5-dimethylhexyl)ammonium chloride 5984-59-8 Warning
1,5-dimethylnaphthalene 571-61-9 Warning
1,5-dimethylpyrrolidin-2-one 5075-92-3 Warning
1,5-dinitronaphthalene 605-71-0 Danger
1,5-diphenylcarbonohydrazide 140-22-7 Warning
1,5-diphenylpenta-1,4-dien-3-one 538-58-9 Warning
1-(5-fluoro-2-hydroxyphenyl)ethan-1-one 394-32-1 Warning
1-(5-methyl-1-phenyl-1H-pyrazol-4-yl)ethan-1-one 6123-63-3 Warning
1-(5-methyl-2-thienyl)ethan-1-one 13679-74-8 Warning
1,5-naphthylene diisocyanate 3173-72-6 Danger
1,5(or 1,8)-diamino-4,8(or 4,5)-dihydroxyanthraquinone 52365-48-7 Warning
1,5(or 1,8)-dinitronaphthalene 71607-49-3 Danger
1,5-pentanediyl bis[1-[(3,4-dimethoxyphenyl)methyl]-3,4-dihy... 64228-77-9 Warning
1,5-pentanediyl diacrylate 36840-85-4 Warning
1-(6-amino-1,3-benzodioxol-5-yl)ethan-1-one 28657-75-2 Warning
1-(6-amino-1,3-benzodioxol-5-yl)ethan-1-one hydrochloride 93983-01-8 Warning
1,6-anhydro-β-D-glucose 498-07-7 Warning
1,6-Bis-[(2,2-dimethyl-3-lauroyloxy-propylidene)-amino]hexan... 613222-52-9 Danger
1,6-dibromo-2-naphthol 16239-18-2 Warning
1,6-dichlorohexane 2163-00-0 Danger
1,6-dihydro-6-thioxonicotinic acid 17624-07-6 Warning
1,6-diiodohexane 629-09-4 Warning
1,6-dioxacyclododecane-7,12-dione 777-95-7 Warning
1,6-diphenylhexa-1,3,5-triene 1720-32-7 Warning
1,6-hexanediyl bismethacrylate 6606-59-3 Warning
1-(6-hydroxy-2-naphthyl)ethan-1-one 10441-41-5 Warning
1-(6-methoxy-2-naphthyl)ethan-1-one 3900-45-6 Warning
1-(6-methoxy-2-naphthyl)propan-1-one 2700-47-2 Warning
1-(6-methylpyridin-3-yl)ethan-1-one 36357-38-7 Warning
1-(6-nitro-1,3-benzodioxol-5-yl)ethan-1-one 56136-84-6 Warning
1,7,8,9-tetrahydro-8-thioxo-6H-purin-6-one 6305-94-8 Warning
1,7-bis(4-hydroxy-3-methoxyphenyl)hepta-1,6-diene-3,5-dione 458-37-7 Warning
1,7-dicarbadodecaborane(12) 16986-24-6 Warning
1-[7-(dimethylamino)-4-methyl-2-oxo-2H-1-benzopyran-3-yl]-1H... 55145-14-7 Warning
1,8-diamino-4,5-dihydroxyanthraquinone 128-94-9 Warning
1,8-dibromooctane 4549-32-0 Warning
1,8-dichloroanthraquinone 82-43-9 Warning