Basic Info.
Product Description
Product Basic info:
CAS No: 10124-56-8
Byname: Sodium Polyphosphates, Sodium Tetrapolyphosphate;
Appearance: White powder or granular
Molecular Formula: Na6P6O18
Molecular Weight: 611.77
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.
Specification:
| Items | Industrial Grade | Food Grade |
| Total phosphates (as P2O5 )% ≥ | 68.0 | 68.0 |
| Inactive Phosphates %≤ | 7.5 | 7.5 |
| Iron (Fe) % ≤ | 0.03 | 0.02 |
| PH Value | 5.8 -7.3 | 5.8 - 6.5 |
| Heavy Metals (as Pb) % (mg/kg) ≤ | / | 10.0 |
| Arsenic (As)% (mg/kg) ≤ | / | 3.0 |
| Fluoride (as F) % ≤ | / | 0.003 |
| Water Insoluble matter % ≤ | 0.04 | 0.06 |
| Polymerization | 9-21 | 9-21 |
Application:
For industrial use, such as oil field, paper-making, textile, dyeing, petrochemical industry, tanning industry, metallurgical industry and building material industry, it is mainly used as a water softening agent in solution for printing, dyeing, and boiler; Diffusant in papermaking; slow corrodent, floating agent, dispersing medium, high temperature agglomerant, detergent and soil analytical chemistry reagent.
For food grade, it is mainly used as additive agent,PH adjusting agent and fermentation agent, and nourishment.
Packing:
25kgs pp bag,23MT/20'FCL
Or 1000kgs ton bag,20MT/20'FCL
Storage:
It should be stored in a ventilative and dry warehouse instead of in the open air,kept away from water,moisture and sunlight during transport,handled with care,so as to avoid damage to plastic bags.Furthermore,is should be stored separately from poisonous.