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Leading Manufacturer for Direct Fast Black Vsf - Calcium Hydrosulphite – LEADING

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Leading Manufacturer for Direct Fast Black Vsf - 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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Leading Manufacturer for Direct Fast Black Vsf - Calcium Hydrosulphite – LEADING detail pictures


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We are ready to share our knowledge of marketing worldwide and recommend you suitable products at most competitive prices. So Profi Tools offer you best value of money and we are ready to develop together with Leading Manufacturer for Direct Fast Black Vsf - Calcium Hydrosulphite – LEADING , The product will supply to all over the world, such as: Macedonia, Jordan, Bulgaria, We will not only continuously introduce technical guidance of experts from both home and abroad, but also develop the new and advanced products constantly to satisfactorily meet the needs of our clients all over the world.
  • In our cooperated wholesalers, this company has the best quality and reasonable price, they are our first choice.
    5 Stars By Alva from Germany - 2015.09.16 11:31
    A good manufacturers, we have cooperated twice, good quality and good service attitude.
    5 Stars By Emily from Uruguay - 2015.12.10 19:03
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