Have shiny pearl white crystal, easy deliquescence hygroscopic, soluble in water and alcohol, dry-state preservation

NaH2PO2.H2O ,105.99

Mainly used for chemical plating of reductant, in metallic materials and plastics, ceramics, glass and other non-metallic materials formed on the surface of the internal and external quality plating dense, uniform coating of nickel-phosphorus alloy, strengthening the surface hardness and wear resistance and anti-corrosion nature. Widely used in electronics, aviation, chemical, machinery, petroleum and other industries. At the same time in the chemical industry and the pharmaceutical industry used as reducing agent, activating agent, molecular weight regulator and thermal stabilizer in the food industry used as reducing agent, activating agent, molecular weight regulator and thermal stabilizers, used in food industry antioxidants, preservatives.Packaging: net weight 25kg, composite kraft paper bag lined with PVC bag; net weight 50kg, PVC bag lined metal pail.

Items

Specification

Results

Sodium Hypophosphite

≥101%

101.3%

Sodium Phosphite

≤0.2%

0.1%

Ca

≤0.003%

0.0016%

Fe

≤0.0002%

0.00007%

Sulphate

≤0.003%

0.0004%

Chloride

≤0.003%

0.0013%

PH value

6.0~8.0

7.0

Zinc(Zn)

≤1ppm

<1ppm

Lead (Pb)

≤1ppm

<1ppm

ARSENIC(As)

≤1ppm

<1ppm

Appearance

Fresh, free flowing powder

Fresh, free flowing powder