Tetrapotassium pyrophosphate(kpp) | back |
Molecular formula: K4P2O7
Molecular weight: 330.34
CAS Number: 7320-34-5
Properties:
Anhydrous tetra potassium phosphate is in white powder or granular. Relative density 2.534 g/cm3and melting point 1109℃; It is apt to absorb humidity in the open air to deliquescent; Soluble in water but insoluble in ethanol, and at 25℃ ,its solubility in water is 187g/100g water; It can chelate with alkaline metals ions or heavy metal ions.
Uses :
It mainly applied to electroplating without cyanate, industrial or household detergents; It can used as a buffering reagent as well as stabilizer for hydrogen peroxide; It can also be used as dispersion agent for ceramic, clay, latex and pigments etc.
Packing and storage:
I Packed in 25 Kg, 50 Kg or 1000 Kg net bags. It must be stored in places wellventilated and dry.
Molecular weight: 330.34
CAS Number: 7320-34-5
Properties:
Anhydrous tetra potassium phosphate is in white powder or granular. Relative density 2.534 g/cm3and melting point 1109℃; It is apt to absorb humidity in the open air to deliquescent; Soluble in water but insoluble in ethanol, and at 25℃ ,its solubility in water is 187g/100g water; It can chelate with alkaline metals ions or heavy metal ions.
Uses :
It mainly applied to electroplating without cyanate, industrial or household detergents; It can used as a buffering reagent as well as stabilizer for hydrogen peroxide; It can also be used as dispersion agent for ceramic, clay, latex and pigments etc.
Packing and storage:
I Packed in 25 Kg, 50 Kg or 1000 Kg net bags. It must be stored in places wellventilated and dry.
Guaranteed Technical Specifications:
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NO
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Specifications
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Industrial Grade
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Food Grade
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1
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Appearance
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White powder or granular
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|
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2
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Assay% ≥
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96.0
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96.0
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3
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Iron(Fe) % ≤
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0.03
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0.03
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|
4
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Water insoluble matter % ≤
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0.1
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0.1
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5
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Heavy Metals(as Pb)% ≤
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|
0.001
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|
6
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Arsenic(As)% ≤
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0.0003
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|
7
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PH Value
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10.0-10.7
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|
|
8
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Ortho Phosphate
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Pass test
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|
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