Specifications
Sodium hexametaphosphate(SHMP) is a flotation depressant for oxide copper.
Chemical Name: Sodium Hexametaphosphate
Chemical Family: Hexametaphosphate
Molecular Formula: (NaPO3) 6
Molecular Weight: 611.77
CAS number: 68915-31-1
EINESC number: 272-808-3
Application of sodium hexametaphosphate:
1. Industrial grade: 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;
2. Food grade: Mainly used as additive agent, PH adjusting agent, fermenting agent, and nourishment, etc
Item |
Specification |
Grade 1 |
Grade 2 |
Total Phosphate (as P2O5 ) ≥% |
68 |
67 |
Inactive Phosphate (as P2O5) ≤% |
7.5 |
8 |
Water insolubles |
0.05 |
0.1 |
Iron content |
0.1 |
0.1 |
pH value |
5.8-7.3 |
5.8-7.3 |
Solubility in water | Soluble |
soluble |