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Hazardous Chemical Information System (HCIS)

Hazardous Chemical Details

Cas Number	1910-42-5
Chemical Name	paraquat dichloride
Chemical Synonym	1,1-dimethyl-4,4'-bipyridinium dichloride
Hazard Category	Specific target organ toxicity (repeated exposure) – category 1 Specific target organ toxicity (single exposure) – category 3 Skin irritation – category 2 Hazardous to the aquatic environment (acute) – category 1 Eye irritation – category 2 Hazardous to the aquatic environment (chronic) – category 1 Acute toxicity (inhalation) - category 2 Acute toxicity (dermal) - category 3 Acute toxicity (ingestion) - category 3
Hazard Statement	H372 (Causes damage to organs through prolonged or repeated exposure) H319 (Causes serious eye irritation) H335 (May cause respiratory irritation) H315 (Causes skin irritation) H410 (Very toxic to aquatic life with long-lasting effects) H330 (Fatal if inhaled) H311 (Toxic in contact with skin) H301 (Toxic if swallowed)
Pictogram	GHS06 (Skull and Crossbones) GHS08 (Health Hazard) GHS09 (Environment)
Signal Word	Danger
Cut-offs
Notes	8 (The tables in schedule 6 of the WHS regulations replace some tables in the GHS, this may affect the cut off concentrations for this chemical.)
Sources	EU (Classification information for chemical is taken from the European Union’s Classification, Labelling and Packaging (CLP) Regulation.)

Hazardous Chemical History

Date	Description
18/08/2021	Synonym modified from [ 1,1-dimethyl-4,4'-bipyridinium dichloride] to [1,1-dimethyl-4,4'-bipyridinium dichloride] Hazard Category modified from [HC111:Specific target organ toxicity (repeated exposure) – category 1, HC110:Specific target organ toxicity (single exposure) – category 3, HC083:Skin irritation – category 2, HC115:Hazardous to the aquatic environment (acute) – category 1, HC086:Eye irritation – category 2, HC118:Hazardous to the aquatic environment (chronic) – category 1, HC065:Acute toxicity (inhalation) - category 2, HC076:Acute toxicity (dermal) - category 3, HC071:Acute toxicity (ingestion) - category 3, HC054:Corrosive to metals – category 1] to [HC065:Acute toxicity (inhalation) - category 2, HC071:Acute toxicity (ingestion) - category 3, HC076:Acute toxicity (dermal) - category 3, HC083:Skin irritation – category 2, HC086:Eye irritation – category 2, HC110:Specific target organ toxicity (single exposure) – category 3, HC111:Specific target organ toxicity (repeated exposure) – category 1, HC115:Hazardous to the aquatic environment (acute) – category 1, HC118:Hazardous to the aquatic environment (chronic) – category 1] Pictogram modified from [GHS06,GHS08,GHS09,GHS05] to [GHS06,GHS08,GHS09] Hazard Statement modified from [H372 Causes damage to organs through prolonged or repeated exposure; H319 Causes serious eye irritation; H335 May cause respiratory irritation; H315 Causes skin irritation; H410 Very toxic to aquatic life with long-lasting effects; H330 Fatal if inhaled; H311 Toxic in contact with skin; H301 Toxic if swallowed; H290 May be corrosive to metals] to [H372 Causes damage to organs through prolonged or repeated exposure; H319 Causes serious eye irritation; H335 May cause respiratory irritation; H315 Causes skin irritation; H410 Very toxic to aquatic life with long-lasting effects; H330 Fatal if inhaled; H311 Toxic in contact with skin; H301 Toxic if swallowed]
18/08/2021	Hazard Category modified from [HC111:Specific target organ toxicity (repeated exposure) – category 1, HC110:Specific target organ toxicity (single exposure) – category 3, HC083:Skin irritation – category 2, HC115:Hazardous to the aquatic environment (acute) – category 1, HC086:Eye irritation – category 2, HC118:Hazardous to the aquatic environment (chronic) – category 1, HC065:Acute toxicity (inhalation) - category 2, HC076:Acute toxicity (dermal) - category 3, HC071:Acute toxicity (ingestion) - category 3] to [HC054:Corrosive to metals – category 1, HC065:Acute toxicity (inhalation) - category 2, HC071:Acute toxicity (ingestion) - category 3, HC076:Acute toxicity (dermal) - category 3, HC083:Skin irritation – category 2, HC086:Eye irritation – category 2, HC110:Specific target organ toxicity (single exposure) – category 3, HC111:Specific target organ toxicity (repeated exposure) – category 1, HC115:Hazardous to the aquatic environment (acute) – category 1, HC118:Hazardous to the aquatic environment (chronic) – category 1] Pictogram modified from [GHS06,GHS08,GHS09] to [GHS05,GHS06,GHS08,GHS09] Hazard Statement modified from [H372 Causes damage to organs through prolonged or repeated exposure; H319 Causes serious eye irritation; H335 May cause respiratory irritation; H315 Causes skin irritation; H410 Very toxic to aquatic life with long-lasting effects; H330 Fatal if inhaled; H311 Toxic in contact with skin; H301 Toxic if swallowed] to [H372 Causes damage to organs through prolonged or repeated exposure; H319 Causes serious eye irritation; H335 May cause respiratory irritation; H315 Causes skin irritation; H410 Very toxic to aquatic life with long-lasting effects; H330 Fatal if inhaled; H311 Toxic in contact with skin; H301 Toxic if swallowed; H290 May be corrosive to metals]
18/08/2021	Hazard Category modified from [HC060:Acute toxicity – category 2, HC061:Acute toxicity – category 3, HC061:Acute toxicity – category 3, HC111:Specific target organ toxicity (repeated exposure) – category 1, HC110:Specific target organ toxicity (single exposure) – category 3, HC083:Skin irritation – category 2, HC115:Hazardous to the aquatic environment (acute) – category 1, HC086:Eye irritation – category 2, HC118:Hazardous to the aquatic environment (chronic) – category 1] to [HC065:Acute toxicity (inhalation) - category 2, HC071:Acute toxicity (ingestion) - category 3, HC076:Acute toxicity (dermal) - category 3, HC083:Skin irritation – category 2, HC086:Eye irritation – category 2, HC110:Specific target organ toxicity (single exposure) – category 3, HC111:Specific target organ toxicity (repeated exposure) – category 1, HC115:Hazardous to the aquatic environment (acute) – category 1, HC118:Hazardous to the aquatic environment (chronic) – category 1] Hazard Statement modified from [H330 Fatal if inhaled; H311 Toxic in contact with skin; H301 Toxic if swallowed; H372 Causes damage to organs through prolonged or repeated exposure; H319 Causes serious eye irritation; H335 May cause respiratory irritation; H315 Causes skin irritation; H410 Very toxic to aquatic life with long-lasting effects] to [H372 Causes damage to organs through prolonged or repeated exposure; H319 Causes serious eye irritation; H335 May cause respiratory irritation; H315 Causes skin irritation; H410 Very toxic to aquatic life with long-lasting effects; H330 Fatal if inhaled; H311 Toxic in contact with skin; H301 Toxic if swallowed]
25/11/2016	Hazard Category modified from [HC060:Acute toxicity – category 2, HC061:Acute toxicity – category 3, HC061:Acute toxicity – category 3, HC111:Specific target organ toxicity (repeated exposure) – category 1, HC110:Specific target organ toxicity (single exposure) – category 3, HC083:Skin irritation – category 2, HC115:Hazardous to the aquatic environment (acute) – category 1] to [HC060:Acute toxicity – category 2, HC061:Acute toxicity – category 3, HC061:Acute toxicity – category 3, HC111:Specific target organ toxicity (repeated exposure) – category 1, HC110:Specific target organ toxicity (single exposure) – category 3, HC083:Skin irritation – category 2, HC115:Hazardous to the aquatic environment (acute) – category 1, HC086:Eye irritation – category 2, HC118:Hazardous to the aquatic environment (chronic) – category 1]
23/06/2016	Chemical Added