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Borates, tetra, sodium salts (Decahydrate)

Synonyms & Trade Names
Borax, Borax decahydrate, Sodium borate decahydrate, Sodium tetraborate decahydrate
CAS No.
1303-96-4
RTECS No.
VZ2275000
DOT ID & Guide
Formula
Na2B4O7 • 10H2O
Conversion
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
: TWA 5 mg/m3
OSHA PEL
†: none
Measurement Methods

NIOSH 0500;
OSHA ID125G
See: NMAM or OSHA Methods
Physical Description
White, odorless, crystalline solid. [herbicide] [Note: Becomes anhydrous at 608°F.]
MW:
381.4
BP:
608°F		 MLT: 167°F
Sol:
6%
VP:
0 mmHg (approx)
IP:
NA
Sp.Gr:
1.73
Fl.P:
NA
UEL:
NA
LEL:
NA
Noncombustible Solid (an inherent fire retardant).
Incompatibilities & Reactivities
Zirconium, strong acids, metallic salts
Exposure Routes
inhalation, ingestion, skin and/or eye contact
Symptoms
irritation eyes, skin, upper respiratory system; dermatitis; epistaxis (nosebleed); cough, dyspnea (breathing difficulty)
Target Organs
Eyes, skin, respiratory system
Personal Protection/Sanitation
(See protection codes)
Skin: No recommendation
Eyes: No recommendation
Wash skin: Daily
Remove: No recommendation
Change: Daily
First Aid
(See procedures)
Eye: Irrigate immediately
Skin: Soap wash
Breathing: Respiratory support
Swallow: Medical attention immediately
Respirator Recommendations

Not available.

Important additional information about respirator selection

See also: INTRODUCTION   See ICSC CARD: 0567
 

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