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8 Year Exporter Vinylon Cotton Fabric Dyeing - Calcium Hydrosulphite – LEADING

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8 Year Exporter Vinylon Cotton Fabric Dyeing - 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


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8 Year Exporter Vinylon Cotton Fabric Dyeing - Calcium Hydrosulphite – LEADING detail pictures


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Our products and solutions are greatly recognized and trustworthy by customers and may fulfill constantly changing financial and social requires for 8 Year Exporter Vinylon Cotton Fabric Dyeing - Calcium Hydrosulphite – LEADING , The product will supply to all over the world, such as: South Africa, Philadelphia, French, Customer satisfaction is our goal. We are looking forward to cooperating with you and providing our best services for you. We warmly welcome you to contact us and please feel free to contact us. Browse our online showroom to see what we can do for you. And then E-mail us your specifications or inquiries today.
  • The sales person is professional and responsible, warm and polite, we had a pleasant conversation and no language barriers on communication.
    5 Stars By Irene from Sudan - 2016.08.15 12:36
    Goods just received, we are very satisfied, a very good supplier, hope to make persistent efforts to do better.
    5 Stars By Maxine from Latvia - 2015.06.18 17:25
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