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Ammonium paratungstate Structure

Ammonium paratungstate

Chemical Properties

Melting point 3410 °C(lit.)
Boiling point 5660 °C(lit.)
Density  2.3 g/mL at 25 °C(lit.)
vapor pressure  0Pa at 25℃
solubility  soluble in H2O; insoluble in ethanol
form  wire
color  White
Water Solubility  Soluble in water. Insoluble in alcohol
Merck  13,567
Exposure limits ACGIH: TWA 3 mg/m3
NIOSH: TWA 1 mg/m3; STEL 3 mg/m3
InChIKey WFKWXMTUELFFGS-UHFFFAOYSA-N
CAS DataBase Reference 11120-25-5(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII GCP1SFG106
EPA Substance Registry System Tungstate (W12(OH)2O4010-), decaammonium (11120-25-5)

Safety

Hazard Codes  F,Xi
Risk Statements  11-36/38-36/37/38
Safety Statements  6-26-36
RIDADR  UN 3089 4.1/PG 2
WGK Germany  -
RTECS  YO7175000
TSCA  Yes
HazardClass  8
PackingGroup  III
HS Code  28418010
NFPA 704:
0
2 0

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Ammonium paratungstate Chemical Properties,Usage,Production

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