CAS No.: | 7758-29-4 |
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Formula: | Na5o10p3 |
EINECS: | 231-838-7 |
Package: | 25kg/Drum or Carton |
Dilevery: | Within 10days After Payment |
Sample and Customize: | Support |
Samples: |
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Sodium tripolyphosphate (stpp)
white powder, apparent density:0.35-0.90g/ml, melting point: 622°C, easily dissolving in water; water solution is alkaline(PH value of 1% solution is 9.7); can hydrolyze into phosphate in water, has good ability in complexing metal ions,; can be used to soften water; has some surfactant properties.
Chemical formula: Na5P3O10
Property: White particle or powder, appearant density 0.35-0.90g/cm3, melting point 622ºC. Easily soluble in water, aqueous
solution is alkali. Hydrolyze to orthophosphate in water, complexing with calcium, magnesium, iron and other metal ions and
generate soluble complex. As inorganic surfactant, it has certain properties of organic surfactants.
Items
|
Index
|
10
|
94% min
|
P2O5
|
57%min
|
Water Insoluble
|
0.10%max
|
Iron (Fe)
|
0.01%max
|
Ph (1% Solution)
|
9.2 ∽10.0
|
Whiteness
|
90%min
|
Finess: Passing through 0.5 Trv-sieve
|
90%min
|
Bulk density
|
0.8-1.0g/cm3
|
Phase I
|
10-40
|
Appearance
|
White powder
|
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