Dicalcium phosphate food grade Name of index index Analysis value Content( cahpo4 ) , % 97.0-105.0 100.37 Arsnic (as), % 0.0003 0.0003 Heavy metals(as pb) , % 0.0015 0.0015 Fluorides (as f), % í 0.005 0.005 Loss on ignition(850), % 7.0-8.5 7.98 Lead(pb), % 0.0002 0.0002 Hydrochloric acid insoluble, % 0.02 0.015