SODIUM TUNGSTATE:
white crystalline powder which used for produced all kinds of catalysts and chemical raw materials.
CONTENT
WO3 ,%
68-70
WATER INSOLUBLE SUBSTANCE£¬MAX%
0.010
Cl-,MAX%
SO42-,MAX%
0.020
As,MAX%
0.0010
Fe,MAX%
0.0020
Mo,MAX%
Cu,MAX%
Pb,MAX%
PH
8.5-9.0
H2O,%
11.0-13.0