Agent Name

Potassium bifluoride

CAS Number

7789-29-9

Formula

F2-H-K

Major Category

Other Classes

Synonyms

Bifluorure de potassium [French]; Hydrogen potassium fluoride; Potassium hydrogen difluoride; Potassium hydrogen fluoride; Potassium monohydrogen difluoride; Potassium acid fluoride; Potassium fluoride; Potassium hydrogendifluoride; Potassium hydrogen difluoride, solid; Potassium hydrogen difluoride, solution; [ChemIDplus] UN1811

Category

Fluorides, Inorganic

Description

Solid; [Merck Index] Colorless solid; [CAMEO] White odorless crystalline powder; [Alfa Aesar MSDS]

Sources/Uses

Used in pure potassium fluoride production, silver soldering (flux), alkylation of benzene (catalyst), frosting glass, and to prevent slag formation in coal; [Merck Index]

Comments

Poisonous and corrosive to skin; [Merck Index] Corrosive to tissue; [CAMEO] Highly corrosive to skin, eyes, and mucous membranes; Inhalation can cause corrosive effects on the upper respiratory tract and lungs; Toxic by ingestion; [Alfa Aesar MSDS] See "FLUORIDES."

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, inhalable fraction, as F

Adverse Effects
Dermatotoxin

Skin Burns

Links to Other NLM Databases
Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Processes

Industrial Processes with risk of exposure:

Activities

Activities with risk of exposure: