Brand:Gu Jin
Appearance:White free-flow crystal powders
Index:90%, 88%, 85% food additive
HS Code:2831101000
UN NO. 1384
Class:4.2
Packing :50kgs net in new iron drums
Application:
Widely used in textile industry, vat dyeing, reduction cleaning, printing and stripping...
For bleaching paper pulps, kaolin clay, bamboo products and straw products
Fur bleaching and reductive whitening
Used in mineral, the compound of thiourea and other sulphides
Used as reducing agent for chemical industry
Food additive grade used as bleaching agent and preservative for dried food, dried vegetable, sugar, candy etc.