Diantimony trioxide CAS# 1309-64-4

Product Name:	Diantimony trioxide
Synonyms:	DI-ANTIMONY TRIOXIDE;ANTIMONY(+3)OXIDE;SB OXIDE;a1530;a1582;a1588lp;amspec-kr;Pigment white 11
CAS:	1309-64-4
MF:	O3Sb2
MW:	291.52
EINECS:	215-175-0
Product Categories:	metal oxide;Industrial/Fine Chemicals;Inorganic Chemicals;A-B, Puriss p.a.Metal and Ceramic Science;Analytical Reagents for General Use;Puriss p.a.;51: Sb;AntimonyMaterials Science;AntimonyMetal and Ceramic Science;Catalysis and Inorganic Chemistry;Chemical Synthesis;Nanomaterials;Nanoparticles: Oxides, Nitrides, and Other CeramicsNanomaterials;Nanopowders and Nanoparticle Dispersions;Antimony;Metal and Ceramic Science;Oxides;Flame retardant;Flame retardants;UVCBs-inorganic;Inorganics
Mol File:	1309-64-4.mol

Diantimony trioxide Chemical Properties

Melting point

655 °C (lit.)

Boiling point

1550 °C (lit.)

density

5.20

vapor pressure

13.3 hPa (660 °C)

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

crystal system

Cube

Space group

Fd3m

Lattice constant

a/nm	b/nm	c/nm	α/o	β/o	γ/o	V/nm3
1.114	1.114	1.114	90	90	90	1.3825

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)

NIST Chemistry Reference

Antimony trioxide(1309-64-4)

IARC

2B (Vol. 47) 1989

EPA Substance Registry System

Antimony trioxide (1309-64-4)

Safety Information

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)