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Stannic oxide

Molecular formula: SnO2

Appearance: greyish powder

purity(SnO2) ≥ 99.5%
Acid soluble substances, % ≤ 0.1
sulfate(SO4) % ≤ pass
Fe % ≤ 0.006
Heavy metal, (Pb) % ≤ 0.05
Loss on ignition, % ≤ 0.4

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