sodium acid pyrophosphate (SAPP) BP98 with high quality

sodium pyrophosphate 1.competitive price 2.dilivery on time 3.In double layer bags of 25Kg net.

sodium pyrophosphate

Specifications

Tetra sodium pyrophosphate 1.Molecular Formula:Na4P2O7 2.Standard executed:HG/T2968-1999, HG/T2968-1988 3.Pass ISO9001-2008

Tetra Sodium pyrophosphate

 1).Molecular formula: Na4P2O7

2).Molecular Weight: 265.9

3).Packing:  25kg woven bag

4).Volume/ 20FCL: 22MT

5).Payment term: L/C at sight or T/T (30% T/T in advance, 70% against the copy of B/L).

6).Standard executed: HG/T2968-1999(Technical Grade), GB8848-88(Food Grade)

7).Properties:

White powder; Soluble in water but insoluble in ethanol; Relative density 2.45 and melting point 890 ; Deliquescent in the open air. Its aqueous solution shows weak alkalinity and is stable at 70  but will be hydrolyzed into di-sodium phosphate when boiled .

8).Usage

Applied in industries of detergents as detergent auxiliary, paper production to bleach and electroplating; In food industry it is used as buffering agent, emulsifier, nutrition ingredients and quality improver.

9).Specifications:

 

NO	Specifications	Industrial Grade	Food Grade
1	Assay (as Na4P2O7 )%≥	96.5	96.5
2	P2O5 %≥	51.5	51.5
3	Ortho Phosphates	pass	pass
4	PH Value	9.9-10.7	9.9-10.7
5	Water Insoluble matter % ≤	0.20	0.20
6	Size (through 60mesh sieve)	90	90
7	Fluoride (as F) ≤		0.005
8	Heavy Metals (as Pb) % ≤		0.001
9	Arsenic (As)% ≤		0.0003
10	L.O.I. % ≤		0.50

sodium acid pyrophosphate (SAPP) BP98 with high quality