Zinc fluoride

Synonyms

Zinc difluoride; Zinc fluoride (ZnF2); Zinc fluorure [French]; [ChemIDplus]

Category

Metals, Inorganic Compounds

Description

White solid; [Hawley] White odorless powder; [MSDSonline]

Sources/Uses

Used for fluorination of organic compounds; to make phosphors for fluorescent electric lights; in glazes and enamels for porcelain; for preserving wood; in electroplating baths; as termite repellent; for galvanizing steel; for making ceramics; [HSDB] Also used as a flux for welding and soldering; [Ullmann]

Comments

An eye and nose irritant; [HSDB] An eye and nasal passage irritant; Inhalation may cause nose bleeds; [CAMEO] An irritant; [MSDSonline] See "FLUORIDES."

Biomedical References

Fluorides in urine = 2 mg/L prior to shift or 3 mg/L at end of shift; (Repeated measurements recommended.)

2.5 mg/m3, as F

2.5 mg/m3, as F

1 mg/m3, inhalable fraction, as F [0.1 mg/m3 (resp. fraction), 2 mg/m3 (inhal. fraction) for Zn inorg. compds.]

Processes

Industrial Processes with risk of exposure:

• Applying Wood Preservatives
• Electroplating
• Soldering
• Steel Producing
• Welding

Activities

Activities with risk of exposure:

• Ceramics making
• Enameling