Ammonium fluoride

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

2.5 mg/m3, as F

2.5 mg/m3, as F

1 mg/m3, inhalable fraction, as F

will not burn

Skin burns

Processes

Industrial Processes with risk of exposure:

• Applying Wood Preservatives
• Glass Manufacturing
• Semiconductor Manufacturing
• Textiles (Printing, Dyeing, or Finishing)
• Using Disinfectants or Biocides