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Appearance: white or milky clear needle shape crystal;

Purity: ≥99.0%;

Standard: national standard;

Molecular weight: 142.1;

CAS: 501-30-4;

Melting point: 153-156`C;

Loss on drying: ≤ 0.5%;

Ignition residue: : ≤O.1%;

Heavy metal: ≤3ppm;

Packaging: 25KG/drum;

Uses: Applied in cosmetics industry; having effect of removing the freckle and skin whitening; as food additive to play function of retaining freshness and antioxy; for manufacturing of biological pesticide in agricultural industry; as analytical reagent of iron and spotting agent of film

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