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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
1,3-dibromobenzene 108-36-1 Warning
1,3-dibromobutane 107-80-2 Warning
1,3-dibromopropan-2-ol 96-21-9 Danger
1,3-dibromotetrafluorobenzene 1559-87-1 Warning
1,3-dichloro-1,1,2,2,3,3-hexafluoropropane 662-01-1 Warning
1,3-dichloro-2,4,5,6-tetrafluorobenzene 1198-61-4 Warning
1,3-dichloro-2-isocyanatobenzene 39920-37-1 Danger
1,3-dichloro-2-(methoxymethyl)benzene 33486-90-7 Warning
1,3-dichloro-4-nitrobenzene 611-06-3 Danger
1,3-dichloro-5,5-dimethylhydantoin 118-52-5 Warning
1,3-dichloro-5-iodobenzene 3032-81-3 Warning
1,3-dichloro-5-isocyanatobenzene 34893-92-0 Danger
1,3-dichloro-5-(methylsulphonyl)benzene 22821-89-2 Warning
1,3-dichlorobenzene 541-73-1 Warning
1,3-dichlorobut-2-ene 926-57-8 Danger
1,3-dichlorobutane 1190-22-3 Warning
1,3-dichloropropan-2-ol 96-23-1 Danger
1,3-dichloropropene 542-75-6 Danger
1,3-didecyl-2-methyl-1H-imidazolium chloride 70862-65-6 Warning
1,3-diethoxy-1,1,3,3-tetramethyldisiloxane 18420-09-2 Warning
1,3-diethoxybenzene 2049-73-2 Warning
1,3-diethyl-2-thiourea 105-55-5 Warning
1,3-diethylurea 623-76-7 Warning
1,3-difluoro-2-nitrobenzene 19064-24-5 Warning
1,3-difluoro-4-nitrobenzene 446-35-5 Danger
1,3-difluoro-5-nitrobenzene 2265-94-3 Warning
1,3-difluoropropan-2-ol 453-13-4 Warning
1,3-dihydro-1-(1,2,3,6-tetrahydro-4-pyridinyl)-2H-benzimidaz... 2147-83-3 Warning
1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene acetaldehyde 84-83-3 Danger
1',3'-dihydro-1',3',3'-trimethyl-6-nitrospiro[2H-1-benzopyra... 1498-88-0 Warning
1,3-dihydro-1,3-dioxo-2H-isoindole-2-propionic acid 3339-73-9 Danger
1,3-dihydro-1-oxoisobenzofuran-5-carboxylic acid 4792-29-4 Warning
1,3-dihydro-4-methyl-2H-imidazol-2-one 1192-34-3 Warning
1',3'-dihydro-5'-methoxy-1',3',3'-trimethyl-6-nitrospiro[2H-... 16331-96-7 Warning
1,3-dihydro-5-methoxy-2H-benzimidazole-2-thione 37052-78-1 Danger
1,3-dihydro-5-methyl-2H-benzimidazole-2-thione 27231-36-3 Warning
1,3-dihydro-5-phenyl-2H-1,4-benzodiazepin-2-one 2898-08-0 Danger
1',3'-dihydro-8-methoxy-1',3',3'-trimethyl-6-nitrospiro[2H-1... 1498-89-1 Warning
1,3-dihydroisobenzofuran 496-14-0 Warning
1,3-dihydroxyacetone 96-26-4 Warning
1,3-diiodopropane 627-31-6 Warning
1,3-diisopropylurea 4128-37-4 Warning
1,3-dimercaptopropan-2-ol 584-04-3 Danger
1,3-dimethyl-1,1,3,3-tetraphenyldisiloxane 807-28-3 Warning
1,3-dimethyl-1,1,3,3-tetravinyldisiloxane 16045-78-6 Warning
1,3-dimethyl-4-piperidone 4629-80-5 Danger
1,3-dimethyl-5-[(1-methyl-2-pyrrolidinylidene)ethylidene]-2-... 2445-60-5 Warning
1,3-dimethylbutyl acetate 108-84-9 Warning
1,3-dimethylcyclohexane 591-21-9 Danger
1,3-dimethylpentylamine 105-41-9 Danger