Usage:Used in production of liquid soap, gasoline refinery, high quality paper making; Used as a NK fertilizer; Used as a water softener for boiler; Also used in pharmaceutical industry.
Standard:
Item Unit Specification
Tech grade Food grade
Appearance: - White powder White powder
Main content： % 98 min 98 min
Phosphorus pentoxide as P2O5: % 32.8 min 32.8 min
Potassium oxide as K2O: % 65.0 min 65.0 min
Ph of 1% water solution: - 11.5-12.5 11.5-12.5
Size(through 60mesh sieve): % 90 min 90 min
Heavy metal as Pb: % 0.001 max
Arsenic as As: % 0.0003 max
Fluoride as F: % 0.005 max
Water insoluble: % 0.1 max 0.05 max
