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Sodium metabisulfite

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brandSonnynameSodium metabisulfite
Main content (as Na2S2O5≥96.5%Iron (Fe) content≤0.005%
water insoluble content≤0.05%Arsenic (As) content≤0.0001%
CASNo.7681-57-4molecular formulaNa2S2O5
ExteriorWhite or slightly yellow crystalline powderQuality StandardHG/T2826-2008


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