sodium pyrophosphate 97%min
1.Molecular Formula:Na4P2O7
2.Standard executed:HG/T2968-1999
3.ISO9001-2008
4.sample:free
Detailed introduction to sodium pyrophosphate 97%min:
sodium pyrophosphate 97%min
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 |
Shijiazhuang Tianhua Phosphate Co.,Ltd is one of the China's regional leader with the main sales of STPP,SHMP,sodium gluconate,caustic soda flakes and more than 30 specifications of phosphate.Our factory is located in the city of Hebei province,based on the biggest phosphorite mountain in northern China named Gongshan.We are professional engaged in mining,chemical manufacturing,selling of phosphate.Our products was widely used in phosphorus fertilizer,phosphoric acid industry,organic phosphate,medicine.etc.