Item
Index
B
C
NH4 F , % ≥
97.00
95.00
Residue on ignition , % ≤
0.05
0.10
Sulfate( as SO4) , % ≤
0.15
( NH 4 )2 SiF 6 , % ≤
0.50
1.00
Packing : PE bag , Net wt. 25kg.