Potassium tetrafluoroaluminate
Agent Name
Potassium tetrafluoroaluminate
CAS Number
14484-69-6
Formula
Al-F4.K
Major Category
Metals
Synonyms
Potassium aluminum tetrafluoride; Potassium aluminum fluoride; Aluminate(1-), tetrafluoro-, potassium (1:1), (T-4)-; Aluminate(1-), tetrafluoro-, potassium, (T-4)-; [ChemIDplus]
Category
Metals, Inorganic Compounds
Description
White odorless powder; Partially soluble in water (2 g/L at 20 deg C); [Solvay Fluorides MSDS]
Sources/Uses
Used in welding and soldering agents and as an abrasive; [Solvay Fluorides MSDS]
Comments
An irritant; Harmful by inhalation (cough, sore throat, nose bleeds, and chronic bronchitis); Chronic exposure may cause fluorosis; [Solvay Fluorides MSDS]
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.)
TLV (ACGIH)
2.5 mg/m3, as F
PEL (OSHA)
2.5 mg/m3, as F
MAK
1 mg/m3, as F, inhalable fraction
IDLH (NIOSH)
250 mg/m3, as F