Sodium Tripolyphosphate (STPP)

Product: Sodium Tripolyphosphate (STPP)
Chemical Formula: Na5P3O10
CAS No: 7758-29-4
Appearance: White powder or particles

Packing: 25 or 50 kgs in woven bag lined with plastic bag, 20MT/20’ FCL.

Usage: The water treatment, the food modifier, the water keeping agent.

Specifications fo Sodium Tripolyphosphate:

Item	Food Grade	Industrial Grade
P (as P2O5)	57.0 %min	57.0 min
Assay	94 % min	94  min
PH value	9.5-10.0	9.2-10.0
Water insoluble	0.05 %max	0.1max
Heavy metal (as Pb)	0.001%  max	-
Iron as Fe	0.01% max	0.015max
Chloride (as NaCl)	0.025% max	-
Fluoride (F)	0.003%max	-
Arsenic as As	0.003% max	-

                                                                             

Place of Origin:	Zhejiang in China
Payment Terms:	L/C,
Package:	25 or 50 kgs in woven bag lined with plastic bag, 20MT/20' FCL
Delivery Time:	within 15 days

Resource:

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