Formula: Na5P3O10
CAS No: 13573-18-7
Specification:

Item	Industrial Grade	Food Grade
Na5P3O10	94.0%Min	94.0%Min
P2 O 5	57.0%Min	57.0%Min
Water Insoluble Matter	0.15%Max	0.04%Max
Iron(Fe)	0.015%Max	0.006%Max
PH value (1% water solution)	9.2-10.0	9.5-10.0
Heavy Metal (as Pb)		0.001%Max
Arsenic (As)		0.0003%Max
Fluoride (F)		0.003%Max
Whiteness	92%Min	92%Min
Ignition loss	1.0	/
density (g/cm3)	0.35-0.9	0.35-0.9
Phase I	10-30	10-30