*Appearance:White colorless crystal
*Purity:98%min
*Grade:Industry
*Executive standard:GB7744-1998
*Formula: NH4·HF2
*Molecular weight: 57.04
*HS code:28111110000
*Brand name:SHENGWANG
*Application: Used for glass industry.
*Package:25 or 840kg per drums,16-21tons per 20fcl