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Product Name:: | Tetrapotassium Diphosphate | CAS No.:: | 7320-34-5 |
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MF:: | K4P2O7 | Purity:: | 98% Purity |
Application:: | Industrial Ingredients | Name:: | TKPP |
Molecular Weight:: | 330.34 | ||
High Light: | 7320-34-5 Potassium Phosphate Salts,7320-34-5 Tetrapotassium Diphosphate,98% Tetrapotassium Diphosphate |
CAS 7320-34-5 Potassium Phosphate Salts 98% Tetrapotassium Diphosphate
Tetrapotassium Diphosphate is Mainly used for cyanide-free plating, instead of sodium cyanide as a plating complexing agent.
Also used as electroplating pretreatment agent and pyrophosphate plating solution.
Chemical name: Tetrapotassium Diphosphate
Other name: TKPP
Molecular Formula: K4P2O7
Molecular weight: 330.34
Cas No.: 7320-34-5
Property:white powder or mass, specific gravity: 2.534, M.P.: 1110 ; Soluble in water, insoluble in ethanol and its aqueous solution is alkali. Solubility(25 ): 187g/100g water; PH (1% aqueous solution): 10.2; It has the same properties as other condensed phosphate
Specification of Tetrapotassium Diphosphate :
Main content % ≥
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98
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P2O5 % ≥
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42.2
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Cl % ≤
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0.005
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Fe % ≤
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0.008
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Water insoluble % ≤
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0.2
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PH (2% water solution )
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10.1-10.7
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F % ≤
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0.003
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As % ≤
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0.001
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Lead % ≤
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0.001
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Loss on ignition % ≤
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0.5
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