- Alcohol & Hydroxybenzene & Ether[2]
- Organic Acid[1]
- Organic Salt[1]
- Other Organic Chemical[1]
- Chemical Auxiliary Agent[7]
- Daily Chemicals[2]
- Food Additives[1]
- Alkali[2]
- Inorganic Acids[1]
- Borate[1]
- Carbonate[1]
- Phosphate[2]
- Sulphate[1]
- Oxide[3]
- Paint & Coating[1]
- Pigment[5]
- Polymer[1]
- PVC[1]
- Other Rubber Products[2]
- Rubber Belts[3]
- Rubber Sheets[9]
Sodium Hexametaphosphate
Mainly used for soft water boiler, printing and dyeing agent, paper dispersant, corrosion inhibitor, high temperature reagent an
Mainly used for soft water boiler, printing and dyeing agent, paper dispersant, corrosion inhibitor, high temperature reagent and soil analytical reagent.
Other names: Calgon S, Glassy sodium, Graham's Salt, Hexasodium metaphosphate, Hexasodium salt, Metaphosphoric acid.
Specs:
Tech Grade:
Total phosphate, as P2O5---------- 68.0% min
Inactive phosphate, as P2O5 ------7.5% max
Iron, as Fe ------------------------------0.05% max
pH of 1% water solution ---------------5.8-7.3
Solubility-------------------------------- Qualified
Water insoluble ---------------------0.05% max
Food Grade:
Total phosphate, as P2O5---------- 68.0% min.
Inactive phosphate, as P2O5 ------7.5% max.
Iron, as Fe ------------------------------0.05% max.
pH of 1% water solution ---------------5.8-6.5
Solubility-------------------------------- Qualified
Heavy metal, as Pb-------------------0.001% max.
Arsenic, as As -------------------------0.0003% max.
Fluoride, as F---------------------------0.003% max.
Water insoluble -----------------------0.06% max.
Property:
1. Appearance: White powder;
2. Relative density: 2.484 (20 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
Use:
1. Technical 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.