Ammonium Paratungstate / CAS Number 11120-25-5
Ammonium Paratungstate-APT
GRADE:APT-0
APPEARANCE: Free flowing white crystal line powder with no any other cast or foreign matter.
MAIN CONTENT: WO3>88.5%(Calculated by the subtractive method)
PACKING: In iron drums with inner plastic bags of 200kg or 100kg net each.
SPECIFICATIONS:
Impurity Content
Grade
APT-0
WO3 Min (%)
88.5
Chemical
Composition
impurity
Content
Max (%)
AI
0.0005
As
0.001
Bi
0.0001
Ca
0.001…