Product No. | Product name | specifications |
1.01736.010 | Potassium stannate trihydrate | Spec25kg/Drum |
1.01736.040 | Potassium stannate trihydrate | AR25kg/Drum |
Item | AR | CP |
Assay(K2SnO4·3H2O) | ≥97.0% | ≥96.0% |
Insoluble matter in water | Pass | Pass |
Free alkali(as KOH) | ≤1.0% | ≤1.5% |
Chloride(Cl) | ≤0.02% | ≤0.04% |
Iron(Fe) | ≤0.005% | ≤0.01% |
Sodium(Na) | ≤0.1% | ≤0.15% |
Heavy metals(as Pb) | ≤0.005% | ≤0.01% |
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