Product Name: Potassium Pyrophosphate(TKPP)
Molecular formula: K4P2O7
Molecular weight: 330.34
CAS NO.: 7320-34-5
HS CODE: 28353990
potassium phosphate is in white powder. Relative density 2.534 and melting point 1109ºC; 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.
Specifications Electron Grade:HG/T 3591-1999
|INSPECT ION ITEM||UNIT||ELECTRON GRADE|
|Insoluble matter in water||≤%||0.10|
|Heavy Metals(as Pb)||≤%||0.003|
|rtho Phosphate|| ||Pass test|
Specifications Industrial Grade:ZB/TG 12006-88
|INSPECT ION ITEM||UNIT||FINE GRADE||FIRST GRADE||REGULAR GRADE|
|Insoluble matter in water||≤%||0.10||0.20||0.25|
|Phosphate|| ||Pass test|
25kgs woven bag lined with plastic bag or the demanding of customer.
Storage and transport:
It should be stored in a dry .ntilative and clean warehouse; kept away from moisture and hot, Furthermore, it should be stored separately from poisonous substances.
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.