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

Uses : Mainly used in special optical glass，used as additives in phosphate glass, fluoride phosphate glass, improving devitrification resistance of the glass and the light absorbing.

Molecular Structure:

Product description:

　　Product name: Sodium Polyphosphate

　　Cas No: 10361-03-2

　　Molecular formula: NaPO3

　　Molecular weight: 101.96

　　Optical specific grade

　　Storage：Sealed dry preservation

　　Appearance：Glass state powder, insoluble in water

　　Purity：99%-99.9%

　　P2O5%：70%±1%

　　Na2O%：30%±1%

　　Fe＜2PPM

　　Cu＜0.1PPM

　　Ni、Co、Mn、Cr altogether＜1PPM

　　Application: Mainly used in special optical glass，used as additives in phosphate glass, fluoride phosphate glass, improving devitrification resistance of the glass and the light absorbing.

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