Specifications:
1.Tech grade:
Main content:98% min
Phosphorus pentoxide:61% min
Nitrogen:11.8% min
PH value of 1% solution:4.4-4.8
Moisture:0.2% max
Water insoluble:0.1% max
2.Food grade:
Main content:98% min
Phosphorus pentoxide:61% min
Nitrogen:11.8% min
PH value of 1% solution:4.4-4.8
Moisture:0.2% max
Heavy metals:10ppm
Fluoride:20ppm
Arsenic:3ppm
Water insoluble:0.1%max
3.FCC-IV
Main content:96-102
Phosphorus pentoxide:61%
Nitrogen:11.8% min
PH value of 1% solution:4.3-5.0
Moisture:0.2% max
Heavy metals:4ppm
Fluoride:10ppm
Arsenic:3ppm