Potassium Pyrophosphate 1.Molecular Formula: K4P2O7 2.Molecular weight: 330.34 3.Standard executed: HG/T3591-1999

Potassium Pyrophosphate

Packing: 25kg woven bagVolume/ 20FCL: 22MTPayment term :L/C at sight or T/T (30% T/T in advance, 70% against the copy of B/L).Properties:

Anhydrous tetra potassium phosphate is in white powder. Relative density 2.3534 and melting point 1109°C; 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:

 

NO	INDEXES	FOOD GRADE	TECH GRADE
1	Appearance	White powder or lumps
2	Assay% ≥	96.0	96.0
3	Iron(Fe) % ≤	0.03	0.05
4	Insoluble in water % ≤	0.10	0.20
5	Heavy Metals(as Pb)% ≤	0.001
6	Arsenic(As)% ≤	0.0003
7	PH Value	10.0-10.7	10.0-10.7
8	Ortho Phosphate	pass

Potassium Pyrophosphate Tech Grade (TKPP)