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The reductant for chemical plating, Sodium Hypophosphate
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Sodium Hypophosphite
Molecular formula: NaH2PO2.H2OMolecular weight: 105.99Appearance& properties: White crystalline,hydroscopic and deliquescent ,easily soluble in water and alcohol.Specification:
NaH2PO2.H2O----------------------------- 101.0% Min
Na2HPO3.5H2O---------------------------- 0.3% Max
Calcium(Ca)------------------------------ 40 ppm Max
Iron(Fe)------------------------------------- 1 ppm Max
Sulfate(SO4)-------------------------------- 40 ppm Max
Chloride(C1)------------------------------- 40 ppm Max
PH-------------------------------------------- 6.3 - 7.3
Heavy Metal(as Pb)---------------------- 1 ppm Max
Zn-------------------------------------------- 1 pmm Max
Cd-------------------------------------------- 1 pmm Max
Co-------------------------------------------- 1 pmm Max
Cr-------------------------------------------- 1 pmm Max
Cu-------------------------------------------- 1 pmm Max
Mg------------------------------------------- 5 pmm Max
Ni-------------------------------------------- 1 pmm Max
Hg--------------------------------------------- 1 pmm Max
Packing: 25KG/50lb net Multi-wall paper bagUsage:
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..3, M.W. moderater thermostablizer for synthetic resins and additive for foods
The reductant for chemical plating, Sodium Hypophosphate