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Sodium Hydrosulfite |
SPECIFICATION:
Purity: 88% min,
Na2CO3 : 1.0-2.5%,
Na2S2O3 : 1.5% max,
Na2S2O5: 3.5-7%,
Na2SO3 : 0.6% max,
Fe : 18ppm max,
Water Insolubles:0.1% max,
Other heavy metals(as Pb):0.0001% max.
USAGE: Used in Dyeing, paper, food bleaching agent, bleaching earth, chemical industry and pharmaceutical intermediates.
PACKING: IN 50KG IRON DRUM.
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