Product name: Lanthanum metaphosphate
Molecular formula: La(PO3)3
Molecular weight: 222.33
Optical specific grade
Storage：Sealed dry preservation
Appearance：Glass state powder, insoluble in water.
Purity：99%
Fe＜2PPM
Cu＜0.1PPM
Ni、Co、Mn、Cr altogether＜1PPM
Application: Mainly used in special optical glass materials. Additive for phosphate and fluorophosphate glass glass, improve the anti permeability and light absorption.
Packaging：25KG/bag, or according to customer's requirement