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| Unit Price: | 650~700 USD |
|---|---|
| Min. Order: | 21 Ton |
Inorganic Chemicals White Powder Sodium hydrosulfite na2s2o4 90%
Sodium hydrosulfite with the formula Na2S2O4 is also known as sodium dithionite, and is white sand-shaped crystal or yellowish powder. It is soluble in sodium hydroxide solution and slightly soluble in ethanol.Powdered anhydrous sodium hydrosulfite with a small amount of water may ignite in air by the heat of decomposition.
Product name | sodium hydrosulfite |
CAS NO. | 7775-14-6 |
EINECS NO. | 231-890-0 |
HS CODE | 2831101000 |
UN NO. | 1384 |
Molecular weight | 174.108 |
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 |
Product Categories : Ungrouped
