Lithium fluoride

Synonyms

Fluorolithium; Lithium fluoride (LiF); Lithium fluorure [French]; Lithium monofluoride; NTL 50; TLD 100; TLD 700; [ChemIDplus] UN3288

Category

Metals, Inorganic Compounds

Description

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

Sources/Uses

Used in optical systems for ultraviolet, visible, or infrared light; in X-ray spectroscopy; in welding rod coatings; as a flux for aluminum, glasses, enamels, and glazes; to make vitreous enamels and glazes; as a heat exchange medium; as a rocket fuel component; for radiation dosimetry; in fuel for molten salt reactors; in aluminum reduction cells; and for thermoluminescent detectors; [HSDB]

Comments

A strong skin and eye irritant; [Hawley] Most toxic of lithium salts; Highly irritating to skin and eyes; [HSDB] A skin and eye irritant; [eChemPortal: ERMA] An irritant; Can be absorbed through skin; [MSDSonline] See "FLUORIDES." See "Lithium."

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 (0.2 mg/m3, inhalable fraction, as Li)

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Toxic solid, inorganic, n.o.s."

Other CNS neurotoxin

Yes

Processes

Industrial Processes with risk of exposure:

• Aluminum Producing
• Brazing
• Glass Manufacturing
• Soldering
• Welding