الوصف

Property: The pure form of this product is a colorless crystal with the density of (*9°C)1.**3 and the melting point of *6.5°C. It can be mixed with water in any proportions. Being a strong reducer, it can be mixed with water in any proportion, and it is easily oxidized in air. If the anhydrous acid is heated to ******0°C, it will be decomposed into PH3 and H3PO4. Uses: 1.As antioxidant and color-reducing agent for alkyd resin. 2.As reducer. ***** the manufacture of sodium hypophosphite, calcium hypophosphite, manganese hypophosphite, iron hypophosphite etc. Specification: Item Specification Hypophosphorous acid (H3PO2) Content, % ≥ *0.0 Phosphorous acid (H3PO3) Content, % ≤ 0.3 Iron (Fe) Content, % ≤ 0.***5 Chloride (Calculated as Cl)Content, % ≤ 0.**5 Sodium(Na)Content, % ≤ 0.*5 Sulfate(Calculated as SO4 )Content, % ≤ 0.**5 Arsenic (As)Content, % ≤ 0.***1 Lead (Pb)Content, % ≤ 0.***5 Chroma(Hazen) *0 Relative Density(*0°C) 1.****1.**6