Ammonium Bifluoride 98%min NH4HF2 CAS NO. 1341-49-7
- FSSF
- China
- in 5 days
- 3000tons/month
Double Fluoride Chemical's Ammonium Bifluoride is mainly used in:
1、Metal industry (pickling of steels and other metals, surface treatment).
2、Petrol industry (crude oil drilling).
3、Aluminium industry (aluminium polishing, aluminium anodizing).
4、Glass/Pottery industry (glass polishing, etching and frosting agent).
5、Construction industry (industrial cleaning/ building façades/ boilers).
6、Other industries, like textile cleaning and industrial laundry..
Ammonium Bifluoride 98%min NH4HF2 CAS NO. 1341-49-7
Ammonium Bifluoride
Molecular Formula: NH4HF2
Mol. Wt: 57.04
Cas No.: 1341-49-7
UN No.: 1727
EMS No.: F-A,S-B
EINECS: 215-676-4
Synonyms: Acid Ammonium Fluoride, Ammonium Fluorine Hydride
| INDEX NAME | Grade I (superior) | Grade II | |
| A | B | C | |
| Purity ≥ % | 98 | 97 | 95 |
| loss on drying ≤ % | 1.6 | 3 | 5 |
| ignition residue ≤ % | 0.1 | 0.2 | 0.2 |
| SO4 ≤ % | 0.1 | 0.1 | 0.1 |
| (NH4)2SIF6 ≤ % | 0.8 | 2 | 4 |
Physical state: White rhombus or flake crystal
Odor: acidic odor
Relative density: 1,5 g/cm3
Melting point: 125 °C(lit.)
Boiling point: 230 °C
Stability: hygroscopic
Package: 25 kg/bag or according to customer's requirements.
Storage: Store the container tightly closed in a dry, cool and well-ventilated place.
Transportation: Hazard Chemical, Hazard Class: 8, Packing Group: II, UN No.: 1727
