- Alkali[3]
- Carbonate[1]
- Phosphate[5]
- Inorganic Acids[2]
- Chemical Auxiliary Agent[10]
- Polymer[3]
- Oxide[3]
- Sulphate[7]
- Pigment[9]
- Food Additives[10]
- Organic Salt[1]
- Feed Additives[4]
- Other Fertilizers[3]
- Phosphate Fertilizer[1]
- Contact Person : Ms. Wang Susan
- Company Name : Henan Lianxing Foreign Trade Co., Ltd.
- Tel : 0086-371-63662289
- Fax : 0086-371-63662279
- Address : Henan,Zhengzhou,No.159 Jiankang Road,Zhengzhou,China
- Country/Region : China
- Zip : 450000
Hot Sale Sodium Hydrosulphite 88
1.Sodium Hydrosulphite 85%,88%&90%
2.White Free-flow Crystal Powder
3.CIQ,SGS inspection before shipment
4.wonderful bleach
Product Name: Sodium Hydrosulphite 85%/88%/90%
Molecular formula: Na2S2O4
Molecular weight:174
Package: 50kg iron drums with double inner polybags.
Specifications:
INDEX | 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 |
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.
Hot Sale Sodium Hydrosulphite 88