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| Cas Number | 20816-12-0 |
| Chemical Name | osmium tetraoxide |
| Chemical Synonym |
osmic acid |
| Hazard Category |
Acute toxicity (inhalation) - category 2 Acute toxicity (dermal) - category 1 Acute toxicity (ingestion) - category 2 Skin corrosion – category 1B |
| Hazard Statement |
H330 (Fatal if inhaled) H310 (Fatal in contact with skin) H300 (Fatal if swallowed) H314 (Causes severe skin burns and eye damage) |
| Pictogram |
GHS06 (Skull and Crossbones) 
GHS05 (Corrosion) |
| Signal Word | Danger |
| Cut-offs | |
| Notes | |
| Sources |
EU (Classification information for chemical is taken from the European Union’s Classification, Labelling and Packaging (CLP) Regulation.) |
Hazardous Chemical History
| Date | Description |
|---|---|
| 22/10/2019 |
Hazard Category modified from [HC060:Acute toxicity – category 2, HC059:Acute toxicity – category 1, HC060:Acute toxicity – category 2, HC081:Skin corrosion – category 1B] to [HC065:Acute toxicity (inhalation) - category 2, HC074:Acute toxicity (dermal) - category 1, HC070:Acute toxicity (ingestion) - category 2, HC081:Skin corrosion – category 1B] Pictogram modified from [GHS06,GHS05] to [GHS05,GHS06] |
| 23/06/2016 | Chemical Added |