Product description
Product Description
[Molecular Formula] NH4F
[Molecular Weight] 37.04
[Properties] white needle-like crystal, easy deliquescence and agglomeration, soluble in water and slight soluble in alcohol; Decompose to ammonia in heat water, decompose to ammonia when being heated, its aqueous solution is acidic and can corrode glass.
Use: Used as glass etchant, polishing agent of metal surface, wood preservative, aseptic and disinfector in brewing, textile mordant
[Quality Index] Enterprise Standard(ES)
Packaging & Delivery
Packaging Detail: Packing: Plastic woven bag lined with high-pressure polyethylene plastic bag, net weight: 25kg/bag.
Delivery Detail: 15 days
Item |
Excellent Grade |
First GradeÆ@ |
Second GradeÆ@ |
NH 4 F, %≥ |
98 |
96 |
95 |
Sulfate(SO 4 ), %≤ |
0.1 |
0.18 |
0.2 |
Fluorosilicate(SiF 6 ), %≤ |
2.0 |
2.5 |
3 |
Ignition Residue %, ≤ |
0.15 |
0.2 |
0.25 |