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Sodium m-arsenite suppliers
- CAS:
- 7784-46-5
- MF:
- AsO2.Na
- MW:
- 129.91
Properties
- Melting point::
- 817 °C(lit.)
- Boiling point::
- 613 °C(lit.)
- Density :
- 5.727 g/mL at 25 °C(lit.)
- storage temp. :
- Store at +15°C to +25°C.
- solubility :
- H2O: soluble
- form :
- powder
- color :
- off-white to gray
- PH:
- 9.3 (H2O, 20°C)
- Water Solubility :
- Miscible with water. Slightly miscible with alcohol.
- Merck :
- 13,8651
- Stability::
- Stable. Incompatible with strong oxidizing agents, strong acids. Protect from moisture. Absorbs carbon dioxide from air.
SecurityInformation
- Symbol(GHS) :
-
GHS06,GHS08,GHS09
- Signal word :
- Danger
- Hazard statements :
- H301+H331-H350-H410
- Precautionary statements :
- P201-P202-P261-P273-P301+P310-P304+P340+P311
- Hazard Codes :
- T,N
- Risk Statements :
- 23/25-50/53-51/53-45-52/53-22-23/24/25-21-34
- Safety Statements :
- 20/21-28-45-60-61-53-36/37-36/37/39-26
- RIDADR :
- UN 1558 6.1/PG 2
- WGK Germany :
- 3
- RTECS :
- CG0525000
- F :
- 10
- TSCA :
- Yes
- HS Code :
- 2842 90 80
- HazardClass :
- 8
- PackingGroup :
- III
- Toxicity:
- LD50 orally in rats: 0.041 g/kg (Smyth)
- Use:
- Sodium m-arsenite may burn but does not ignite readily. When heated Sodium m-arsenite emits toxic fumes of arsenic and sodium oxide. Slowly converted in solution to arsenates by atmospheric oxygen; in dry state Sodium m-arsenite is decomposed by carbon dioxide.
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