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Boron tribromide

Synonyms & Trade Names
Boron bromide, Tribromoborane
CAS No.
10294-33-4
RTECS No.
ED7400000
DOT ID & Guide
2692 157
Formula
BBr3
Conversion
1 ppm = 10.25 mg/m3
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
: C 1 ppm (10 mg/m3)
OSHA PEL
†: none
Measurement Methods

None available
See: NMAM or OSHA Methods
Physical Description
Colorless, fuming liquid with a sharp, irritating odor.
MW:
250.5
BP:
194°F
FRZ:
-51°F
Sol:
Decomposes		 VP(57°F): 40 mmHg
IP:
9.70 eV
Sp.Gr(65°F): 2.64
Fl.P:
NA
UEL:
NA
LEL:
NA
Noncombustible Liquid
Incompatibilities & Reactivities
Moisture, water, heat, potassium, sodium, alcohols [Note: Attacks metals, wood & rubber. Reacts with water to form boric acid and hydrogen bromide.]
Exposure Routes
inhalation, ingestion, skin and/or eye contact
Symptoms
irritation eyes, skin, respiratory system; eye, skin burns; dyspnea (breathing difficulty), pulmonary edema
Target Organs
Eyes, skin, respiratory system
Personal Protection/Sanitation
(See protection codes)
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

Not available.

Important additional information about respirator selection

See also: INTRODUCTION   See ICSC CARD: 0230
 

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