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Agent Name Potassium fluoride
CAS Number 7789-23-3
Formula K-F
Major Category Other Classes
Synonyms Fluorure de potassium [French]; Potassium fluoride; Potassium fluorure [French]; [ChemIDplus] UN1812
Category Halogens, Inorganic Compounds
Description White deliquescent crystals; [HSDB]
Sources/Uses Used in silver soldering fluxes, glass etching, water fluoridation, and as a preservative and insecticide; [HSDB]
Comments Toxic by ingestion; A skin, eye, and mucous membrane irritant; Contact with molten substance can cause burns; Reacts with acids to produce toxic hydrogen fluoride gas; [CAMEO]
Exposure Assessment
BEI Fluorides in urine = 3 mg/g creatinine prior to shift or 10 mg/g creatinine at end of shift;
TLV (ACGIH) 2.5 mg/m3, as F
PEL (OSHA) 2.5 mg/m3, as F
MAK 1 mg/m3, as F
IDLH (NIOSH) 250 mg/m3, as F
Adverse Effects
Dermatotoxin Skin Burns
IARC Carcinogen Not Classifiable
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Processes Industrial Processes with risk of exposure:





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Last updated: January, 2009