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Sodium Hypophosphite (SHPP)

Chemical Formula:


Molecular weight:


Standard executed:

HG/T 3253-2009


White crystalline, colorless powder in appearance. Hydroscopic and deliquescent, easily soluble in water, glycerin and alcohol but not soluble in ether.


Mainly used as a reductant in the chemical plating process. A dense and uniform nickel phosphorus film can be obtained on both large equipment and tiny components, as well as articles with complicated external shapes such as convex concave lines or internal walls with deep-hollows. Also used on the surface of non-metals such as plastics, ceramics, glass, Etc. The film possesses surface hardness and abrasion resistance. Widely used in electronics, aviation mechanisms, and in petroleum fields. Additional used as an interface activator, a M.W. moderator, a thermo-stablizer for synthetic resins.

Packaging and storage: 

In 25kg/50Lb kraft paper bags, 500kg/1000kg jumbo bags. Store in a cool, dry and well-ventilated area.