The industrial grade is mainly used as water treatment agent, adhesive agent, flotation agent, dispersant, etc. It is widely used in many aspects such as circulating water treatment, mining, textile printing and dyeing. It is also used as boiler soft water agent, dyeing and dyeing soft water solution, paper diffusion agent, corrosion inhibitor, high temperature adhesive, detergent and soil analysis reagent.

Food grade is mainly used as food additive, quality improvement agent, ph adjusting agent, binder, expanding agent and nutrition additive.

Specification:
Item Tech Grade Food Grade
Phosphorus pentoxideïasP2O5ï68%min 68%min
unactive phosphate ïP205) 7.5%max 7.5%max
Iron ïFeï 0.05%max 0.05%max
PH value 5.8-7.3 5.8-6.5
Insoluble matter in water 0.05%max 0.006%
Arsenic (As) 0.0003%max
Heavy Metal (as Pb) 0.001%max
Fluoride (as F) 0.003%max