Synonym(s): Selenious acid disodium salt
Formula: Na2O3Se
Formula weight: 172.94
Purity: 99% min, typically 99.75% min (metals basis)
CAS Number: 10102-18-8
UN Number: UN2630
Hazard Class: 6.1
Packing Group: I
Harmonized Tariff Code: 2842.90
Hazard Statements: H300-H331-H317
Fatal if swallowed. Toxic if inhaled. May cause an allergic skin reaction.
Precautionary Statements: P261-P280-P301+P310-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.
Risk Phrases: 23-28-31-43-51/53
Toxic by inhalation. Very toxic if swallowed. Contact with acids liberates toxic gas. May cause sensitisation by skin contact. Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Phrases: 28-36/37-45-61
Wear suitable protective clothing and gloves. In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). Avoid release to the environment. Refer to special instructions/Safety data sheets