Tetrapotassium Pyrophosphate

Payment Method: TT advance
Executive Standard: HG/T3591-2009
Molecular Formula: K4P2O7 CAS No.:7320-34-5
MW: 330.34
Character:It is white powder; The density 2.3534 and melting point 1109°C; It is apt to absorb humidity in the open air to deliquescent; It is soluble in water but insoluble in ethanol; It can be chelate with alkaline metals ions or heavy metal ions.
Package: 25kgs woven bag lined with plastic bag, according to the customer’s demand ,Stored at draughty dry places.
Usage: Mainly used for no cyanide electroplating , instead of sodium cyanide as the complexing agent in electroplating. also used as pretreatment agent and pyrophosphate electric liquid; the detergent and cleaning agent for the dress material,the metal surface and the bottle.usded as the dispersing ageny and the buffering agent for the ceramic industry,pigment,dye and paint.Used as the sediment amount of ferric ion for the dyeing industry in order to improve the dyeing quality;Used as an analytical agent; the stabilizer agent of hydrogen peroxide and the soap filler.
Performed Specifications:
Specifications Tech Grade
Main content % 98.0
Appearance White powder or granular
Phosphorus Pentoxide % 41.0
Fe % ≤ 0.01
Water insoluble % 0.1
PH Value of 1% water solution 10.0-11.0
Ortho Phosphate Pass the test

7320-34-5