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Special Price for Cationic Direct Dyes - Calcium Hydrosulphite – LEADING

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Special Price for Cationic Direct 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


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Special Price for Cationic Direct Dyes - Calcium Hydrosulphite – LEADING detail pictures


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Dependable high-quality and fantastic credit standing are our principles, which will help us at a top-ranking position. Adhering to your tenet of "quality very first, client supreme" for Special Price for Cationic Direct Dyes - Calcium Hydrosulphite – LEADING , The product will supply to all over the world, such as: Panama, Algeria, Iraq, We always insist on the principle of "Quality and service are the life of the product". Till now, our products have been exported to more than 20 countries under our strict quality control and high level service.
  • The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!
    5 Stars By Maxine from Hongkong - 2015.06.19 10:42
    As an international trading company, we have numerous partners, but about your company, I just want to say, you are really good, wide range, good quality, reasonable prices, warm and thoughtful service, advanced technology and equipment and workers have professional training, feedback and product update is timely, in short, this is a very pleasant cooperation, and we look forward to the next cooperation!
    5 Stars By Monica from Honduras - 2016.06.25 12:48
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