AMMONIUM METATUNGSTATE AMT CAS NO:12028-48-7
AMMONIUM METATUNGSTATE AMT CAS NO:12028-48-7
AMMONIUM METATUNGSTATE AMT CAS NO:12028-48-7 Specification
WO3:91.44%
IMPURITY (ppm max)
As:7ppm
Si:10ppm
Al:5ppm
Pb:1ppm
Mg:3ppm
Fe:7ppm
Cu:1ppm
Mo:6ppm
K:6ppm
Na:6ppm
PH of 30% aqueous solution:2.34
Insoluble substance:＜0.015%
Ignition loss:8.55%
