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Name:xuzhouaoliqichemical co.,ltd
Type:Others
Tel:+86-516-83736665
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Address:China(Mainland)
Products detail
| Product Name: | sodium hydrosulphite85%/88%/ 90% |
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| CAS No: | ||
| Product Type: | Inorganic Chemicals -> Inorganic salts | |
| Product spec: | 85% 88% 90% | |
| Packing: | ||
| Post Time: | 2011-04-14 | |
| Usage: | ||
| Description: | CAS No.: 7631-90-5 M. F: NaHSO3 Apperance: White powder Purity: 99% -99.8% Application: Petrochemical industry, medicine, chemical industry, reducing agent, preservative etc. Usage: 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. Package: 50kg/100kg net in iron drums with double PVC bags NDEX 90% 88% 85% FOOD ADDITIVE Na2S2O4 ≥90% ≥88% ≥85% ≥85% Fe ≤20ppm ≤20ppm ≤20ppm ≤20ppm ZincZn ≤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 | |