Product Name : STPP 94%
Other Names: Sodium triphosphate, tripoly pentasodium triphosphateAppearance: White powder or granules.
Formula: Na5P3O10
Boiling Point: 1000 C
Melting Point: 622 C
Specific Gravity: >1.5 (water = 1)
pH: 9.2 - 10.0 (1% solu
Detailed introduction to STPP sodium tripoly phosphate best grade:
Product Name : STPP 94%
Other Names: Sodium triphosphate, tripoly pentasodium triphosphate
Appearance: White powder or granules.
Formula: Na5P3O10
Boiling Point: 1000 C
Melting Point: 622 C
Specific Gravity: >1.5 (water = 1)
pH: 9.2 - 10.0 (1% solution)
Solubility in water: 150 g/l (25 deg C)
Indexes | Industrial Grade |
Na5P3O10 | 94.0%Min |
P2 O 5 | 57.0%Min |
Water Insoluble Matter | 0.15%Max |
Iron(Fe) | 0.015%Max |
PH value (1% water solution) | 9.2-10.0 |
Heavy Metal (as Pb) |
|
Arsenic (As) |
|
Fluoride (F) |
|
Whiteness | 92%Min |
Ignition loss | 1.0 |
density (g/cm3) | 0.35-0.9 |
Phase I | 10-30 |
Packing: Plastic-lined woven bag, N. W. 25kg