Ammonium Fluoride(NH4F)
Molecular Formula: NH4F Molecular Weight: 37.04
CAS No: 2505 Danger level: 6.1 H.S Code: 2826.1100
CAS No: 2505 Danger level: 6.1 H.S Code: 2826.1100
Properties:It is a white crystalline powder,be corrosivity to skin, poison. Soluble in water and methanol, more difficult soluble in ethanol, insoluble in acetone and liquid ammonia, in hot water into ammonia and ammonium currently.
Uses: Extraction of rare element, carving glass. Wood and wine of preservatives, disinfectants, fiber mordant, analysis reagent.
Packing:
Storage:
In a dry and clean storeroom. Strictly prohibit insolation and rain, prevent damaged.
Packing:
Net each in 25kg plastic woven bag, lined with PE bag.
Technology index: (%)
|
project
|
grade
|
||
|
A
|
B
|
C
|
|
|
(NH4F),%≥
|
98.00
|
97.00
|
95.00
|
|
Residue After Burning
,%≤ |
0.05
|
0.05
|
0.10
|
|
H2SO4,%≤
|
0.10
|
0.15
|
0.15
|
|
(NH4)2SiF6,%≤
|
0.50
|
0.50
|
1.00
|