Wholesale Discount Acid Yellow 17(acid Dyes) - Calcium Hydrosulphite – LEADING
Wholesale Discount Acid Yellow 17(acid Dyes) - Calcium Hydrosulphite – LEADING Detail:
Sodium hydrosulphite
General name: Sodium hydrosulphite
Molecular formula: Na2S2O4
Appearance:white free-flow crystal powders
Smell:flavourless or smell of sulfur dioxide
Packing:50kg net iron drums with double inner polybags.
Application:
1. Widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping, textile textile bleaching .
2. It is also used in bleaching paper pulps , especially mechanical pulps, it’s the most fittable bleaching agent in pulps.
3. It is used in bleaching kaolin clay, fur bleaching and reductive whitening, bleaching of bamboo products and straw products,
4. It is used in mineral, the compound of thiourea and other sulphides.
5. It is used as reducing agent in chemical industry.
6. Sodium hydrosulfite food additive grade is used in foodstuffs, as bleaching agent and preservative dried fruits, dried vegetable, vermicelli, glucose, sugar, rock sugar, caramel, candy, liquid glucose, bamboo shoots, mushrooms and canned mushrooms.
|
INDEX |
90% |
88% |
85% |
FOOD ADDITIVE |
|
Na2S2O4 |
≥90% |
≥88% |
≥85% |
≥85% |
|
Fe |
≤20ppm |
≤20ppm |
≤20ppm |
≤20ppm |
|
Zinc(Zn) |
≤1ppm |
≤1ppm |
≤1ppm |
≤1ppm |
|
Other heavy metal (calculated as Pb) |
≤1ppm |
≤1ppm |
≤1ppm |
≤1ppm |
|
Water Insolubles |
≤0.05% |
≤0.05% |
≤0.05% |
≤0.05% |
|
Shelf Life(month) |
12 |
12 |
12 |
12 |
Product detail pictures:
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We've got a specialist, effectiveness staff to supply high quality service for our shopper. We always follow the tenet of customer-oriented, details-focused for Wholesale Discount Acid Yellow 17(acid Dyes) - Calcium Hydrosulphite – LEADING , The product will supply to all over the world, such as: Morocco, Amman, Mexico, We warmly welcome domestic and overseas customers to visit our company and have business talk. Our company always insists on the principle of "good quality, reasonable price, the first-class service". We are willing to build long-term, friendly and mutually beneficial cooperation with you.
By Philipppa from Romania - 2016.09.22 11:32
The customer service reprersentative explained very detailed, service attitude is very good, reply is very timely and comprehensive, a happy communication! We hope to have a opportunity to cooperate.
By Jessie from Georgia - 2016.11.20 15:58
