... manufacturing ceramics, stained glass, opal glass, can be used as dental adhesive, plastic stabilizers, polishing powder, syrup clarifying agents, chemical ... and feed additives for poultry; defluorination three poultry as calcium phosphate calcium additive, and in acidic soil for basal fertilizer. ... 5mm Standard Screen97 Guo 10-60 mesh Standard Screen TCP (tricalcium phosphate) P18% feed grade