Agent Name
Manganese(III) fluoride
Synonyms
Manganese fluoride (MnF3); Manganese trifluoride; [ChemIDplus]
Category
Manganese Compounds, Inorganic
Description
Red solid; [Merck Index]
Sources/Uses
Used as a fluorinating agent of organic compounds; [Merck Index]
Comments
Toxic material; [Hawley] See "Manganese" and linked occupational diseases.
BEI
Fluorides in urine = 2 mg/L prior to shift or 3 mg/L at end of shift; (Repeated measurements recommended.)
TLV (ACGIH)
0.02 mg/m3, as Mn (respirable fraction), 0.1 mg/m3, as Mn (inhalable fraction) (2.5 mg/m3, as F)
PEL (OSHA)
2.5 mg/m3Ceiling(OSHA)=5 mg/m3, as Mn
MAK
0.2 mg/m3, as Mn (inhalable fraction), 0.02 mg/m3, as Mn (respirable fraction) [1 mg/m3, as F, inhalable fraction]
Lethal Concentration
LC50 (mice) = 320 mg/m3
Diseases
Occupational diseases associated with exposure to this agent: