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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-bis(6-methyl-2-pyridyl)ethanediol 6630-20-2 Warning
1,2-bis(benzyloxycarbonyl)ethylammonium toluene-p-sulphonate 2886-33-1 Warning
1,2-bis(chloromethyl)benzene 612-12-4 Danger
1,2-bis(dichloromethyl)benzene 25641-99-0 Danger
1,2-bis(ethylthio)ethane 5395-75-5 Danger
1,2-bis(trifluoromethyl)benzene 433-95-4 Warning
1-(2-bromoethoxy)-2-methoxybenzene 4463-59-6 Warning
1-(2-bromoethoxy)-4-chlorobenzene 2033-76-3 Warning
1-(2-chloro-5-nitrophenyl)ethan-1-one 23082-50-0 Warning
1-(2-chloroethoxy)-2-ethoxyethane 41771-35-1 Warning
1-(2-chloroethyl)-4-ethyl-1,4-dihydro-5H-tetrazol-5-one 69049-03-2 Warning
1-(2-chloroethyl)-4-fluorobenzene 332-43-4 Warning
1-(2-chloroethyl)-4-methylpiperidinium chloride 56859-59-7 Warning
1-(2-chloroethyl)imidazolidin-2-one 2387-20-4 Warning
1-(2-chloroethyl)pyrrolidine-2,5-dione 41212-96-8 Warning
1-(2-chlorophenyl)-1H-pyrrole-2,5-dione 1203-24-3 Danger
1-(2-chlorophenyl)piperazine 39512-50-0 Warning
1-(2-chlorophenyl)piperazinium chloride 41202-32-8 Warning
1-(2-cyclopentenyl)acetone 105-24-8 Warning
1,2-di(2-pyridyl)ethylene 1437-15-6 Warning
1,2-di(4-pyridyl)ethylene 1135-32-6 Warning
1,2-diaminoanthraquinone 1758-68-5 Warning
1,2-dibromo-[1,1,2,2-2H4]ethane 22581-63-1 Danger
1,2-dibromo-1,1,2,3,3,3-hexafluoropropane 661-95-0 Danger
1,2-dibromo-1,1,2-trichloroethane 13749-38-7 Warning
1,2-dibromo-1,1-dichloroethane 75-81-0 Danger
1,2-dibromo-1,1-difluoroethane 75-82-1 Warning
1,2-dibromo-1-chloro-1,2,2-trifluoroethane 354-51-8 Warning
1,2-dibromo-1-fluoroethane 358-97-4 Warning
1,2-dibromo-2-methylpropane 594-34-3 Warning
1,2-dibromo-3,4,5,6-tetrafluorobenzene 827-08-7 Warning
1,2-dibromo-3-chloropropane 96-12-8 Danger
1,2-dibromo-4,5-difluorobenzene 64695-78-9 Warning
1,2-dibromo-4-fluorobenzene 2369-37-1 Warning
1,2-dibromobenzene 583-53-9 Warning
1,2-dibromobutane 533-98-2 Warning
1,2-dibromocyclohexane 5401-62-7 Warning
1,2-dibromoethylene 540-49-8 Danger
1,2-dibromotetrachloroethane 630-25-1 Warning
1,2-dichloro-1,1,2-trifluoro-2-iodoethane 354-61-0 Warning
1,2-dichloro-1,1,2-trifluoro-2-(trifluoromethoxy)ethane 2356-53-8 Warning
1,2-dichloro-1,2-difluoroethylene 598-88-9 Danger
1,2-dichloro-1-fluoroethylene 430-58-0 Warning
1,2-dichloro-2-ethoxyethane 623-46-1 Warning
1,2-dichloro-2-methylpropane 594-37-6 Danger
1,2-dichloro-3-iodobenzene 2401-21-0 Warning
1,2-dichloro-3-isocyanatobenzene 41195-90-8 Danger
1,2-dichloro-3-(trifluoromethyl)benzene 54773-19-2 Danger
1,2-dichloro-4-(1-chloroethyl)benzene 54965-01-4 Warning
1,2-dichloro-4-(dichloromethyl)benzene 56961-84-3 Danger