Sodium hexametaphosphate

Description

Product: SHMP; Sodium Hexametaphosphate Chemical formula: (NaPO3)6 Molecular weight: **1.*7 Standard executed: GB******9 Properties: 1. Appearance: white powder; 2. Relative density: 2.**4 (*0 degree centigrade); 3. Solubility: easily soluble in water, but not in organic solution; 4. Absorbent to dampness, and turn sticky when absorbed dampness in air; 5. Can form soluble chelate with metallic ions such as Ca, Ba, Mg, Cu and Fe. Technical Specifications: ***** grade: (1)Total phosphate, as P2O5: *8.0% min. (2)Inactive phosphate, as P2O5: 7.5% max. (3)pH of 1% water solution: 5.**7.3 (4)Solubility: Qualified (5)Water insoluble: 0.*5% max. (6)Iron, as Fe: 0.*5% max. ***** grade: (1)Total phosphate, as P2O5: *8.0% min. (2)Inactive phosphate, as P2O5: 7.5% max. (3)pH of 1% water solution: 5.**6.5 (4)Solubility: Qualified (5)Water insoluble: 0.0 6% max. (6)Arsenic, as As: 0.***3% max. (7)Fluoride, as F: 0.**3% max. (8)Heavy metal, as Pb: 0.**1% max. (9)Iron, as Fe: 0.*5% max. Application: used in such industries as oil field, paper-making, textile, dyeing, petrochemical industry, tanning industry, metallurgical industry and building material industry, and used as a water softening agent in solution for printing, dyeing, and boiler, as diffusant in papermaking; retarding agent, floating agent, dispersing medium, high temperature agglomerant, detergent and soil analytical chemical reagent