Molecular formula: Na5P3O10
Molecular weight: 367.86
CAS No.: 7758-29-4
H.S. Code.: 2835.31.00
Appearance: White powder or granules.
Boiling Point:1000C
Melting Point:622C
Specific Gravity: >1.5 (water = 1)
PH: 9.2 - 10.0 (1% solution)
Solubility
Detailed introduction to Sodium Tripoly phosphate:
Molecular formula: Na5P3O10
Molecular weight: 367.86
CAS No.: 7758-29-4
H.S. Code.: 2835.31.00
Appearance: White powder or granules.
Boiling Point:1000C
Melting Point:622C
Specific Gravity: >1.5 (water = 1)
PH: 9.2 - 10.0 (1% solution)
Solubility in water:150 g/l (25 deg C)
Sodium tripolyphosphate, stpp % ≥96
Purity% ≥57.0
Water insoluble matter % ≤0.10
Fe% ≤0.007
Whiteness % ≥85
PH 9.2--10.0
Granularity % ≤5.0
Apparent density g/ml 0.35-0.99
Content of I type% 5--40
Uses: mainly used as synthetic detergent, water-softening agent, dispersant of drilling mud and mineral floating, catalyst of organic synthesis.
Packing: plastic-lined woven bag, n.w.25kg