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Model No. : | 88% |
---|---|
Brand Name : | JH |
classification : | Sulphate |
Zhengzhou, Henan, China
Product description
Sodium Hydrosulfite/Sodium Hydrosulphite
Product: sodium hydrosulfite 85%,88%.90%
Product: Sodium hydrosulfite
CAS No: 7775-14-6
Purity: 90% ,88% ,85%
MF: Na2S2O4
MW: 174.11
EINECS No: 231-890-0
BP:1390°C
MP:300 °C
Density:2.13
Storage temp.:Store at RT.
Solubility:250 g/L (20°C)
Water Solubility:250 g/L (20°C)
CAS DataBase Reference:7775-14-6(CAS DataBase Reference)
NaCO3(wt%):2-6
Appearance: Free-flowing white crystalline powder
Odor: Odorless or with a slight odor of sulfur dioxide
Usage: Sodium Hydrosulphite is widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping etc.
Specifications:
INDEX |
90% |
88% |
85% |
Na2S2O4 |
≥90% |
≥88% |
≥85% |
Fe |
≤20ppm |
≤20ppm |
≤20ppm |
Zinc(Zn) |
≤1ppm |
≤1ppm |
≤1ppm |
Other heavy metal (calculated as Pb) |
≤1ppm |
≤1ppm |
≤1ppm |
Water Insolubles |
≤0.05% |
≤0.05% |
≤0.05% |
Shelf Life(month) |
12 |
12 |
12 |
Application:
1) It is for vat dyes staining the reducing agent, reducing hair bleaching agents, vat dyes printing auxiliaries, silk scouring and bleaching agent, dyeing agents and objects of the peel color dye vat cleaning agent in the textile industry.
2,) It is used as a mechanical pulp, mechanical pulp mill hot and deinking pulp bleaching agent in pulp and paper industry.
3) It is used as sugar, candy, candied fruit, caramel, cookies, fans, etc. Bleach and food preservation agent in the food industry.
4) As a bleaching agent is widely used to restore the kaolin bleaching; Fur whitening bleaching and restore; Bamboo products and straw products such as bleach.
5) It is used as a reducing agent in chemical industry.
Packing
in iron drums lined with double-layer plastic bags and tightly sealed. The net weight of each barrel is 15±0.15kg, 25 kg±0.2kg, 50 kg±0.3kg, 100±0.4kg.
If you have any demands other acid such as Formic acid,Acetic Acid Glacial, Phosphoric Acid Food Grade ,Citric Acid,Sodium Hydrosulfite etc,welcome to inquiry us.
Zhengzhou, Henan, China
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