Ammonium fluoride

Agent Name
Ammonium fluoride
CAS Number
12125-01-8
Formula
F-H4-N
Major Category
Other Classes
Ammonium fluoride formula graphical representation
Synonyms
Ammonium fluorure [French]; Fluorek amonowy [Polish]; Fluorure d'ammonium [French]; Fluoruro amonico [Spanish]; Neutral ammonium fluoride; [ChemIDplus] UN2505
Category
Fluorides, Inorganic
Description
Colorless or white solid; [ICSC] Deliquescent; [Merck Index] White crystalline solid with an ammonia-like odor; [MSDSonline]
Sources/Uses
Used in etching and frosting glass; as antiseptic in brewing beer; for preserving wood; in printing and dyeing textiles; and as mothproofing agent; [HSDB] Used as a wet etchant in semiconductor manufacturing at a standard concentration of 40%; [CSH, p. 46]
Comments
A skin, eye, and respiratory tract irritant; May cause fluorosis; [ICSC] A corrosive substance that can cause injury to the skin, eyes, and respiratory tract; Can be absorbed through skin; Targets bones; [MSDSonline] See "FLUORIDES."
Biomedical References

Exposure Assessment

TLV (ACGIH)
2.5 mg/m3, as F
PEL (OSHA)
2.5 mg/m3, as F
MAK
1 mg/m3, inhalable fraction, as F
NFPA
will not burn

Adverse Effects

Dermatotoxin
Skin burns

Diseases, Processes, and Activities Linked to This Agent