CAS number : 7758-29-4
Molecular weight :
Molecular formula/chemical symbol :Na5P3O10
Description :
White powder or powder, apparent density 0.35-0.90g/cm3, and the melting point of 622 degrees Celsius. Soluble in water. Alkaline solution, 1% aqueous solution of pH 9.7. Water gradually hydrolyzed phosphite, and the ability to have good complexing metal ions. Form soluble complexes with calcium, magnesium, iron and other metal ions. Can soften hard water. , With certain organic compounds of the nature of the surface active agent as an inorganic surface-active agent.
Keywords: Phosphate
USES :
Mainly used in synthetic detergent as an additive, soap synergist and prevent bar soap grease precipitation and bloom. Lubricating oil and oil fatty strong emulsification effect can be used to adjust the pH of the buffer soap value, industrial water softener, tanning pretanning agent, dyeing auxiliaries, paint, kaolin, magnesium oxide, calcium carbonate, etc. industries. suspension is configured as a dispersing agent, dispersant of drilling mud, paper industry as a HKOPP agent.
Report :
Technical requirements: Sodium tripolyphosphate for industrial white granular or powder. Divided into superior products, first-class products and qualified product by product quality. Sodium tripolyphosphate for industrial the physical chemical indicators must meet the following requirements:
Technical requirements: GB9983-2004
|
Name of index |
Index |
|
hydrogen phosphate dimethyl (dry basis) content,% |
95.00 |
|
Arsenide (As),% ≤ |
0.0003 |
|
Fluoride (F)% |
0.001 |
|
Heavy metals (pb),% ≤ |
0.002 |
|
Water insolubles,% ≤ |
0.2 |
|
Lead (Pb),% ≤ |
0.005 |
|
Loss on drying,% ≤ |
/ |
