Product Specifications
| Prod Model: |
97%min |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| CAS No.: |
7681-57-4 |
| Mf: |
Na2s2o5 |
| Einecs No.: |
231-673-0 |
| Grade Standard: |
Food Grade |
| Type: |
Sodium Metabisulfite |
Product Description
Sodium metabisulfite 97%
1. ISO9001, COA,
2. Color: Light Yellow crystal power
3supply ability: 3000 T/month
4. HS: 28321000
Molecular Formula: NaNO2
Molecule Weight: 69.0
CAS NO.: 7632-00-0
Appearance: White or light yellow Fine Crystal
Application: It is mainly used as the raw material of productions of nitro compound
And azo dyes etc. It is also used as mordant and bleacher for fabric dyeing, as well
As metal heat treatment agent, early-strength admixture and antifreeze of cement
Notice:
(1)
This product shall be stored in the place where keep ventilation and dry against rain,
Heated and insolation under sunlight.
(2)
This product shall not be delivered or stored together with strong reducing agent,
Inflammable and detonatable substances, foods, feed, and additives.
(3)
This product is venomousness. Please keep it safely. Don't eat it mistakenly.
Specification For Food Grade and Industry Grade:
|
Item
|
Quality Index
|
Food Grade
|
Industry Grade
|
Purity(As Na2S2O5)
|
98.0%min
|
96.0%min
|
Sulfur Dioxide(SO2)
|
65.0%min
|
65.0%min
|
Arsenic(As)
|
0.0002%max
|
-
|
Heavy metals(As Pb)
|
0.0005%max
|
-
|
Selenium(Se)
|
0.001%max
|
-
|
Iron(Fe)
|
0.001%max
|
0.002%max
|
Water insoluble
|
0.02%max
|
0.05%max
|
PH value:
|
4.0-4.8
|
4.0-4.8
|
Remark:
|
Cinformed with FCC V and E223 Standard
|
Shijiazhuang Xinlongwei Chemical Co., Ltd. Belongs to Landchem Corporation Limited, locateing in Hengshui city of Hebei province, our company insist the principal of "Quality First, Reputation Best". Based on mutual benefits we have had businessship with customers from more than 50 countries and areas. We export Various Chemical products and search or research new products for customers, and our Topic Products include Hydrochloric Acid(HCl)\Sulfuric Acid(H2SO4)\Formic Acid\Sodium Formate\Oxalic Acid\Sodium Hydrosulphide\Sodium Hypochlorite and Urea. And our production capacity of Formic Acid and Sodium Formate is 600, 00MT per year, and 300, 000MT per year for HCl and H2SO4.
Firstly, Shijiazhuang Xinlongwei owns independent lab and strong research powder, we helps customers to research and synthetize intermediates and those still under patent tech products, and our customers include Institutes\Universities and Pharma corporation etc.
Secondly, Shijiazhuang Xinlongwei have full certificates and Export License for exporting the Hydrochloric Acid(HCl)\Sulfuric Acid(H2SO4) and MEK, and have been exporting by huge quantity.
Thirdly, Shijiazhuang Xinlongwei owns factory to produce Racks, Compact Shelves and Bunk Beds, owning modern equipments and experienced workers with super productsand selling very well in more than 20provinces in China, and have exported to North America, Europe, Africa and Australia markets.
Shijiazhuang Xinlongwei sincerely hopes to develop with your esteemed company with mutural benefits and win the future for our both!
