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Manufacturing hydrosulfite+de+sodium 85% 88% 90%
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Product Details
Type: | Sodium Hydrosulfite | CAS No.: | 7775-14-6 | Other Names: | Sodium Hydrosulfite |
MF: | Na2S2O4 | EINECS No.: | 231-890-0 | Place of Origin: | China |
Grade Standard: | Food Grade, Industrial Grade | Purity: | 85% 88% 90% | Appearance: | White Free-flow Crystal Powder |
Application: | Textile,paper,food industry | Brand Name: | fengbai | Model Number: | Sodium Hydrosulfite 85% 88% 90% |
Product Description
hydrosulfite+de+sodium
Sodium Hydrosulfite
1.Details of Sodium Hydrosulfite
Product Name: Sodium Hydrosulfite
Formula: Na2S2O4
Molecular Weight: 174.11
Description: White Free-flow Crystal Powder
2.Specifications of Sodium Hydrosulfite :
Items | Index | |||
Tech Grade | Food Grade | |||
Na2S2O4, % ≥ | 85 | 88 | 90 | 85 |
Fe, ppm ≤ | 20 | 20 | 20 | --- |
Zn, ppm ≤ | 1 | 1 | 1 | 1 |
As, ppm ≤ | --- | --- | --- | 1 |
Heavy Metal(as Pb), ppm ≤ | --- | --- | --- | 1 |
Water Insolubles, % ≤ | 0.4 | 0.4 | 0.05 | 0.05 |
3.Package of Sodium Hydrosulfite : 50kg iron drums with double inner polybags.
4.Usage of Sodium Hydrosulfite :
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.
Contact Us
- Henan Fengbai Chemical Co., Ltd.
- Contact nameYolanda Yu
- Phone86-371-86189122
- AddressNO.13 FENGQING RD, ZHENGHZOU, CHINA Zhengzhou,Henan
Calcium Chloride | Chemical Auxiliary Agent | Chloride | Detergent |
Feed additive | Fertilizers | Food addtive | New Products |
Pigment | Plastic & Rubber | Stainless steel products | Textile & Leather |
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