◆　Sodium Tungstate
Molecular Formula：Na2WO42H2O
Appearance: White crystallized power

Grade
Na2WO42H2O-1
Na2WO42H2O-2
Main Comp WO3 Min.(%)
68
68
Content of other Chemical,Element Max.(%)
As
0.01
0.05
Si
0.02
0.04
Mo
0.02
0.04
Fe
0.015
0.02
Cu
0.015
0.015
Sn
0.02
0.02
P
0.01
0.05
S
0.05
0.10
NOTE:Any Particular Requirements to The Products Can Be Discussed.
South-East Nonferrous Metal LTD.,Hengyang Hunan