Sodium tripolyphosphate STPP 94% tech grade used as ceramic degumming agent cas no.7758 29 4

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ItemStandardResult
Content(Na5P3O10)%≥94.095.0
Phosphorus pentoxide %≥57.057.6
Water-insoluble %≤0.050.04
Iron(Fe) %≤0.010.007
PH value(1% water solution)9.5-10.09.8
Heavy metal (Pb) %≤0.0010.0006
Arsenic (As) %≤0.00030.0002
Fluoride (F) %≤0.0030.003
White content %≥85.090.0

0.1901 s.