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Potassium pyrophosphate 7320-34-5

Potassiumpyrophospatetrihydrate;OTASSIUMPYROPHOSPHATE/TKPP;Tetrakaliumpyrophosphat;POTASSIUMPYROPHOSPHATEPOTASSIUMPYROPHOSPHATEPOTASSIUMPYROPHOSPHATEPOTASSIUMPYROPHChemicalbookOSPHATE;PotassiumDiphosphate〔PotassiumPyrophosphate〕;Potassiumpyrophosphatetetrabasic;PYROPHOSPHATETETRAPOTASSIUM*PRACTICALGRADE;TetraPotassiumPyrophosphateTechGrade
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  • 7320-34-5

  • bosschemical

  • 7320-34-5


Potassium pyrophosphate Basic information
Product Name: Potassium pyrophosphate
CAS: 7320-34-5
MF: K4O7P2
MW: 330.336522
EINECS: 230-785-7
Mol File: 7320-34-5.mol
Potassium pyrophosphate Chemical Properties
Melting point 1090℃
density 2.33
form Powder
color White
Odor Odorless
PH pH (40g/l, 25℃) : 10.0~11.0
PH Range 10
Water Solubility SOLUBLE
Sensitive Hygroscopic
Merck 147,663
CAS DataBase Reference 7320-34-5(CAS DataBase Reference)
EPA Substance Registry System Tetrapotassium pyrophosphate (7320-34-5)
Safety Information
HS Code 28353990

COA:


Appearance:

white powder

Qualified

Qualified

Orthophosphate:

Qualified

Consistent with tests

Qualified

Potassium pyrophosphate

(K4P2O7)%:


≥98


98.5

Qualified

Potassium oxide

(K2O)%

≥56.5

56.9

Qualified

PH(1%aqueous solution):

10.5±0.5

10.2

Qualified

Phosphoric anhydride

(P2O5)%:

≥42.2

42.25

Qualified

water insoluble %:

≤0.1

0.02

Qualified

Heavy Mental(Pb)%:


≤0.003


0.001


Qualified

Chlorine(Cl)%:

≤0.02

0.018

Qualified

Iron (Fe)%:

≤0.01

0.005

Qualified

Conclusion:

Qualified products


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