| Other: | Molecular weight :85.91Property :Glass state powder, insoluble in water.
 Application :Used for special optical glass, phosphate glass, fluorophosphate glass and laser fusion glass additives.
 Pack:It is packed in 25kg plastic woven bag or composite kraft paper bag, carton or cardboard bucket.
 
	
		
			| ITEM | YingKe Standard |  
			| Co ppm | <1 |  
			| Cr ppm | <1 |  
			| Cu ppm | <1 |  
			| Fe ppm | <5 |  
			| Mn ppm | <1 |  
			| Ni ppm | <1 |  
			| Ti ppm | <1 |  
			| V ppm | <1 |  
			| P2O5 % | 58±1 |  
			| Calcination of weightlessness % | <0.6 |  |