Uranium tetrafluoride
Agent Name
Uranium tetrafluoride
CAS Number
10049-14-6
Formula
F4-U
Major Category
Physical/Radiation
Synonyms
Uranium fluoride (U2F8); Uranium fluoride (UF4) [ChemIDplus]
Category
Radioactive Compounds
Description
Green crystals; [Merck Manual]
Comments
See "Uranium" and linked occupational diseases.
Biomedical References
Exposure Assessment
BEI
Fluorides in urine = 2 mg/L prior to shift or 3 mg/L at end of shift; (Repeated measurements recommended.) Uranium in urine = 200 ug/L at end of shift;
TLV (ACGIH)
0.2 mg/m3, as U (2.5 mg/m3, as F)
STEL (ACGIH)
0.6 mg/m3, as U
PEL (OSHA)
0.05 mg/m3, as U (sol), 0.25 mg/m3, as U (insol) [2.5 mg/m3, as F]
MAK
1 mg/m3, as F, inhalable fraction
IDLH (NIOSH)
10 mg/m3, as U
Explanatory Notes
Insoluble in water; mp >1100 degrees C; [Merck Index]
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.