Agent Name

Zirconium potassium fluoride

CAS Number

16923-95-8

Formula

F6-Zr.2K

Major Category

Metals

Synonyms

Dipotassium hexafluorozirconate; Dipotassium hexafluorozirconate(2-); Dipotassium zirconium hexafluoride; Potassium fluorozirconate; Potassium fluorozirconate (K2ZrF6); Potassium fluorozirconate (VAN); Potassium fluozirconate; Potassium fluozirconate (K2ZrF6); Potassium hexafluorozirconate; Potassium hexafluorozirconate (K2ZrF6); Potassium hexafluorozirconate(IV); Potassium zirconifluoride; Potassium zirconium fluoride; Potassium zirconium hexafluoride; Zirconate(2-), hexafluoro-, dipotassium; Zirconate(2-), hexafluoro-, dipotassium, (OC-6-11)-; [ChemIDplus] UN3288

Category

Metals, Inorganic Compounds

Description

White solid; [Hawley] White odorless crystalline solid; [MSDSonline]

Sources/Uses

Used to make metallic zirconium and in welding fluxes, catalysts, optical glass, and surface treatments for printing processes; [HSDB]

Comments

An irritant; [Hawley] Corrosive to eyes; [eChemPortal: ERMA] An irritant; Toxic by ingestion; [MSDSonline] See "Fluorides" and "Zirconium."

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)

5 mg/m3, as Zr (2.5 mg/m3, as F)

STEL (ACGIH)

10 mg/m3, as Zr

PEL (OSHA)

5 mg/m3, as Zr (2.5 mg/m3, as F)

MAK

1 mg/m3, inhalable fraction (metal and insol. Zr cmpds.), (1 mg/m3, inhalable fraction, as F)

IDLH (NIOSH)

25 mg/m3, as Zr

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Toxic solid, inorganic, n.o.s."

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: