Phosphotungstic Acid, Reagent Grade

 
ResultsLimits
Assay(as WO3):83.6%80.0% min.
Insoluble Matter: <0.01%0.02% max.
Sodium: 0.0001%0.01% max.
Nitrate: <0.004%0.004% max.
Sulfate: <0.005%0.005% max.
Chloride: <0.001%0.002% max.
Iron: 0.0001%0.003% max.
Ammonia: <0.004%0.005% max.
Heavy Metals: <0.001%0.004% max.
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