Product Specifications
| Prod Model: |
90% Sodium Hydrosulphite |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| CAS No.: |
7775-14-6 |
| Other Names: |
Sodium Hydrosulphite |
| Mf: |
Na2s2o4 |
| Einecs No.: |
231-890-0 |
| Grade Standard: |
Food Grade, Industrial Grade |
| Molecular Formula: |
Na2s2o4 |
| Efficacy: |
Promote Nutrition |
| Classification: |
Food Additives |
| Appearance: |
Powder |
| Color: |
White |
| Type: |
Sodium Hydrosulphite |
Product Description
Food Grade Additive 90% Sodium Hydrosulphite
Specifications
sodium hydrosulphite
Purity 85%,88%,90%
2.White Free-flow Crystal Powder
3.CIQ,SGS inspection
4.wonderful bleach
1. Manufacturer offer with SGS PSI for quality and quantity
2. ISO9001:2000
Product Name: Sodium Hydrosulphite /Sodium Dithionite/Sodium Hydrosulfite
Formula: Na2S2O4
Molecular Weight: 174.11
Appearance: White Free-flow Crystal Powder
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 |
Applicationof sodium hydrosulfite:
1. Widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping,
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 iron drums with double inner polybags.
Shijiazhuang Bansen Trading Co. Ltd, established in 2014, is a professional manufacturer and exporter of agriculture chemical products, such as fertilizer, agriculture foods. My company has its own cooperative factory, Our factory occupies more than 3000 square meters and with 500 workers. The international advanced modernized production, check-out facility and the science quality control system makes our products have the best quality and already passed ISO 9001: 2001quality authentication. Located in Shijiazhuang, the capacity city of Hebei Province, near to Beijing provides us convenient transportation. If you want to check our factory, you could take a flight to Beijing Capital International Airport and take a train to Shijiazhuang.
Our company supplies different kinds of products. High quality and favorable price. We're pleased to get your Inquiry and we will come back to as soon as possible. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective.
We can respond quickly according to your requirements. We always take keen interests in the development for the better performance of our products, any advice contributed to our product is appreciated. In the future, we will continue to focus on our client's demand and furture strengthen understanding and cooperation with international friends for a brilliant future.
