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| Cas Number | 1763-23-1 |
| Chemical Name | perfluorooctane sulfonic acid |
| Chemical Synonym |
heptadecafluorooctane-1-sulfonic acid PFOS |
| Hazard Category |
Carcinogenicity – category 2 Reproductive toxicity – category 1B Specific target organ toxicity (repeated exposure) – category 1 Acute toxicity – category 4 Reproductive toxicity – effects on or via lactation Hazardous to the aquatic environment (chronic) – category 2 |
| Hazard Statement |
H351 (Suspected of causing cancer) H360D (May damage the unborn child) H372 (Causes damage to organs through prolonged or repeated exposure) H332 (Harmful if inhaled) H302 (Harmful if swallowed) H362 (May cause harm to breast-fed children) H411 (Toxic to aquatic life with long-lasting effects) |
| Pictogram |
GHS08 (Health Hazard) 
GHS07 (Exclamation Mark) 
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 |
|---|---|
| 30/09/2022 |
Synonym modified from [ heptadecafluorooctane-1-sulfonic acid] to [ heptadecafluorooctane-1-sulfonic acid; PFOS] Hazard Category modified from [HC102:Carcinogenicity – category 2, HC105:Reproductive toxicity – category 1B, HC111:Specific target organ toxicity (repeated exposure) – category 1, HC062:Acute toxicity – category 4, HC107:Reproductive toxicity – effects on or via lactation, HC119:Hazardous to the aquatic environment (chronic) – category 2] to [HC062:Acute toxicity – category 4, HC102:Carcinogenicity – category 2, HC105:Reproductive toxicity – category 1B, HC107:Reproductive toxicity – effects on or via lactation, HC111:Specific target organ toxicity (repeated exposure) – category 1, HC119:Hazardous to the aquatic environment (chronic) – category 2] Pictogram modified from [GHS08,GHS07,GHS09] to [GHS07,GHS08,GHS09] |
| 23/06/2016 | Chemical Added |