Home Categories Inorganic chemistry Stannous Oxide
A7268112

Stannous Oxide , 99.9%metalsbasis , 21651-19-4

Synonym(s):
Stannous oxide;Tin monoxide

CAS NO.:21651-19-4

Empirical Formula: OSn

Molecular Weight: 134.71

MDL number: MFCD00011243

EINECS: 244-499-5

Pack Size Price Stock Quantity
25G RMB71.20 In Stock
100G RMB238.40 In Stock
500G RMB799.20 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: 1080 °C
Density  6,95 g/cm3
storage temp.  Store at RT.
solubility  insoluble in H2O, ethanol; soluble in acid solutions
form  powder
color  Blue-black
Specific Gravity 6.95
Water Solubility  Insoluble in water, and alcohol.
Hydrolytic Sensitivity 4: no reaction with water under neutral conditions
Crystal Structure PbO type
crystal system square
Merck  14,8787
Space group P4/nmm
Lattice constant
a/nmb/nmc/nmα/oβ/oγ/oV/nm3
0.380290.380290.483829090900.07

Exposure limits ACGIH: TWA 2 mg/m3
NIOSH: IDLH 100 mg/m3; TWA 2 mg/m3
Stability: Stable. Incompatible with strong acids, strong bases.
CAS DataBase Reference 21651-19-4(CAS DataBase Reference)
EPA Substance Registry System Stannous oxide (21651-19-4)

Description and Uses

Reducing agent; preparation of stannous salts.

Safety

Symbol(GHS) 
GHS07,GHS08
Signal word  Danger
Hazard statements  H302-H317-H319-H372
Precautionary statements  P260-P280-P301+P312-P302+P352-P305+P351+P338-P314
Safety Statements  24/25
OEB B
OEL TWA: 2 mg/m3
WGK Germany  3
RTECS  XQ3700000
TSCA  Yes
HS Code  28259085

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