Agent Name

Bromine trifluoride

CAS Number

7787-71-5

Formula

Br-F3

Major Category

Toxic Gases & Vapors

Synonyms

Bromine fluoride; [ChemIDplus] UN1746

Category

Oxidizers

Description

A colorless to yellow, fuming liquid with a pungent odor; mp = 8.77 deg C; [CAMEO] Yellow or gray liquid with an extremely irritating odor; [Airgas MSDS]

Sources/Uses

Used as a solvent and fluorinating agent; Used in uranium enrichment and fuel element reprocessing; [HSDB]

Comments

Highly corrosive to skin; [Quick CPC] 100 ppm is a lethal concentration for some laboratory animals. High inhalation exposure can induce pulmonary edema. [HSDB] Reacts explosively with water evolving oxygen; Can cause severe burns to skin and eyes; A severe respiratory tract irritant; [CAMEO] Highly reactive and smokes in air; Corrosive and irritating; [Merck Index] Reacts violently with water producing hydrogen fluoride gas; Causes severe burns to skin and eyes; Inhalation causes severe upper respiratory tract irritation; [CHRIS] A strong oxidizing agent that can cause fire on contact with combustible materials; Reacts with water evolving flammable and toxic gases; Corrosive to skin, eye, and respiratory tract; May be fatal by inhalation; [Airgas MSDS]

Exposure Assessment
TIH

Yes

Dangerous When Wet

Yes - A material that, by contact with water, is liable to become spontaneously flammable or to give off flammable or toxic gas at a rate greater than 1 L per kilogram of the material, per hour; [ERG 2004]

TLV (ACGIH)

0.1 ppm

Ceiling (ACGIH)

0.7 ppm

PEL (OSHA)

Ceiling(OSHA) = 1 ppm

Explanatory Notes

VP =18 mm Hg at 39 degrees C; [HSDB] Some Water Reactive Materials are also TIH materials themselves: Bromine trifluoride; [ERG 2016]

Adverse Effects
Toxic Pneumonitis

Yes

Dermatotoxin

Skin Burns

Links to Other NLM Databases
Health Studies

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Diseases

Occupational diseases associated with exposure to this agent:

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