Tetra Potassium Pyrophosphate (TKPP)Tetra Potassium Pyrophosphate (TKPP)
Chemical formula: K4P2O7
Guaranteed Technical Specifications:
Appearance White powder or granular
Main contents%min 96.0
Iron(Fe) % max 0.03
Water insoluble matter % max 0.1
Heavy Metals,as Pb % max 0.001
Arsenic(As) % max 0.0003
PH Value 10.0-10.7
Ortho Phosphate Pass test