Ammonium Fluoride

Ammonium Fluoride

CAS No.: 12125-01-8

Molecular formularNH4FMolecular weight37.04

Property: Colorless transparent or white crystal; relative density: 1.009(25℃); easily soluble in water; soluble in alcohol; insoluble in acetone and liquid ammonia.

Usage: glass etching agent, metal surface chemical polishing agent, preservative, fiber mordant.

Packing: 25kg/bag

Specification:

Item

Index

Superior grade

First grade

ammonium fluoride (NH4F) content, % 

97.00

95.00

ignition residue content, % 

0.05

0.1

ammonium fluosilicate ( NH 4 )2 SiF 6  content,% 

0.50

1.0

free ammonium(NH4) content, %

1.2

1.5

water insoluble content%

0.5

0.5

loss on drying%

5

5

Details are introduced