Sodium Hypophosphite
Negotiable
Min.Order:1
Mudanjiang Fengda Chemicals Import And Export Corporation
Property :
White crystalline, hydroscopic property and deliquescent; easy soluble in water and alcohol. It’ll explode when contacting oxidants. When heated to a temperature of over200℃, it would decompose rapidly and release hydrogen phosphide.
Molecular Formula : NaH2PO2·H2O
Molecular Weight : 105.99
CAS No. : 7681-53-0
Specification :
NaH2PO2·H2O | 100% Min |
Na2HPO3·5H2O | 0.3% Max |
Calcium | 0.004% Max |
Ferrous | 0.0001% Max |
Sulfate | 0.01% Max |
Chloride | 0.01% Max |
Pb | 0.0002% Max |
As | 0.0001% Max |
PH ( 5% water solution ) | 5.5-8.5 |
Usage :
Mainly used as the reductant for chemical plating. A dense and uniform nickel phosphorus film can be obtained for both large equipment and tiny components. Articles with complicated external shape of convex concave lines or internal wall of deep-hollows, the surface of non-metals such as plastic, ceramics, glass etc. The film possess a good surface hardness and abrasion resistance. Widely used in electronics, aviation, mechanism, and petroleum fields. Also used as interface activator. M.W. moderater thermostabilization for synthetic resins and additive for foods.
Packing :
Net each in 25kg plastic woven bag, lined with PE bag.