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Diantimony trioxide Structure

Diantimony trioxide

Chemical Properties

Melting point 655 °C (lit.)
Boiling point 1550 °C (lit.)
Density  5.20
vapor pressure  13.3 hPa (660 °C)
Flash point 1550°C subl.
storage temp.  Store below +30°C.
solubility  2.70mg/l
form  powder
Specific Gravity 5.67
color  White
Odor wh. cubic or orthorhombic cryst., odorless
Water Solubility  Slightly soluble. <0.1 g/100 mL at 20 ºC
Merck  14,711
Exposure limits ACGIH: TWA 0.5 mg/m3
NIOSH: IDLH 50 mg/m3; TWA 0.5 mg/m3
Stability Stable.
InChIKey MUBFITUCTVFSOJ-UHFFFAOYSA-L
CAS DataBase Reference 1309-64-4(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII P217481X5E
IARC 2B (Vol. 47) 1989
NIST Chemistry Reference Antimony trioxide(1309-64-4)
EPA Substance Registry System Antimony trioxide (1309-64-4)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H315-H319-H360D
Precautionary statements P202-P264-P280-P302+P352-P305+P351+P338-P308+P313
Hazard Codes  Xn,Xi,T
Risk Statements  40-61
Safety Statements  22-36/37-45-53
RIDADR  1549
WGK Germany  2
RTECS  CC5650000
Hazard Note  Irritant
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  28258000
Hazardous Substances Data 1309-64-4(Hazardous Substances Data)
Toxicity LD50 orally in rats: >20 g/kg (Smyth)
NFPA 704:
1
2 0

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Diantimony trioxide Chemical Properties,Usage,Production

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