Agent Name

Chromic fluoride

CAS Number

7788-97-8

Formula

Cr-F3

Major Category

Metals

Synonyms

Chrome fluorure [French]; Chromic trifluoride; Chromium trifluoride; Chromium fluoride (CrF3); Chromium(III) fluoride; [ChemIDplus] UN1756 (solid); UN1757 (solution);

Category

Chromium Compounds, Inorganic

Description

Dark green solid; Practically insoluble in water; [Merck Index] Green, odorless crystalline powder; Insoluble in water; [MSDSonline]

Sources/Uses

Hydrates used to treat silk, wool (print, dye and mothproof), and marble (color and harden); Also used as a metal polish and halogenation catalyst; [Merck Index]

Comments

A skin and eye irritant (especially in solution); [Hawley] Corrosive to tissue; [CAMEO] A corrosive substance that can cause injury to the skin, eyes, and respiratory tract; [MSDSonline] 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)

0.5 mg/m3, as Cr (2.5 mg/m3, as F)

PEL (OSHA)

0.5 mg/m3, as Cr (2.5 mg/m3, as F)

MAK

1 mg/m3, as F, inhalable fraction

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: