# NIOSH Pocket Guide to Chemical Hazards
Bromine pentafluoride | CAS 7789-30-2
BrF5 | RTECS EF9350000
Synonyms & Trade Names Bromine fluoride | DOT ID & Guide 1745 144
Exposure Limits | NIOSH REL: TWA 0.1 ppm (0.7 mg/m3)
OSHA PEL†: none
IDLH N.D. | Conversion 1 ppm = 7.15 mg/m3
Physical Description Colorless to pale-yellow, fuming liquid with a pungent odor. [Note: A colorless gas above 105°F. Shipped as a compressed gas.]
MW: 174.9 | BP: 105°F | FRZ: -77°F | Sol: Reacts violently
VP: 328 mmHg | IP: ? |  | Sp.Gr: 2.48
Fl.P: NA | UEL: NA | LEL: NA |
Noncombustible Liquid, but a very powerful oxidizer.
Incompatibilities & Reactivities Acids, halogens, arsenic, selenium, sulfur, glass, organic materials, water [Note: Reacts with all elements except inert gases, nitrogen & oxygen.]
Measurement Methods None available
Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet or contaminated Change: No recommendation Provide: Eyewash, Quick drench | First Aid (See procedures) Eye: Irrigate immediately Skin: Water flush immediately Breathing: Respiratory support Swallow: Medical attention immediately
Respirator Recommendations To be added later
Exposure Routes inhalation, ingestion, skin and/or eye contact
Symptoms Irritation eyes, skin, respiratory system; corneal necrosis; skin burns; cough, dyspnea (breathing difficulty), pulmonary edema; liver, kidney injury
Target Organs Eyes, skin, respiratory system, liver, kidneys
See also: INTRODUCTION