Package: 25KG/bag, or according to customer's requirement

Uses : Mainly used in special optical glass, special protective glass and radiation resistant optical glass materials, used as additives in phosphate glass, fluoride phosphate glass and laser fusion glass.

Molecular Structure:

Product description:

　　Product name: Zinc metaphosphate

　　Cas No: 13566-15-9

　　Molecular formula: Zn(PO3)2

　　Molecular weight: 223.35

　　Optical specific grade

　　Storage：Sealed dry preservation

　　Appearance：Glass state powder, insoluble in water , acid and alkali.

　　Purity：99%-99.9%

　　P2O5(wt%)：62%±1%

　　ZnO(Wt%)：35%±1%

　　Free phosphoric acid(wt%)：＜0.02%

　　Loss on ignition(wt%)：0.02-0.035%

　　Fe＜2PPM

　　Cu＜0.1PPM

　　Ni、Co、Mn、Cr altogether＜1PPM

　　Application: Mainly used in special optical glass, special protective glass and radiation resistant optical glass materials, used as additives in phosphate glass, fluoride phosphate glass and laser fusion glass.

　　Packaging：25KG/bag, or according to customer's requirement