1, Product name: Sodium Tripolyphosphate(STPP),
2, Chemical Formula:Na5P3O10
3, Appearance:White powder or granular
,4, CAS NO.:7758-29-4
5, Specification:
Assay Na5P3O10 % ≥
|
94.0
|
96.0
|
P2 O 5 % ≥
|
57.0
|
57.0 Min.
|
Water Insoluble Matter % ≤
|
0.15 Max.
|
0.10 Max.
|
Iron(Fe) % ≤
|
0.015Max.
|
0.007Max.
|
PH value (1% water solution)
|
9.2-10.0
|
9.2-10.0
|
Whiteness % ≥
|
90 Min.
|
90.0 Min.
|
Phase I
|
10-30
|
|
Density
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0.35-0.9
|
|