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MSDS  : 25843-1, SODIUM BOROHYDRIDE CA 12 WT% (SUPP DATA)
CAS  : 16940-66-2
NAME  : borate(1-), tetrahydro-,sodium; (sodium borohydride)
supp data: the ignition to occur more readily.
cndtns to avoid: induction period is involved & it is temp
ing 3: at 62c & 45 minutes @ 90c. the temp can reach
ing 4: the addition of supported noble metal catalysts to
ing 5: liberated hydrogen gas. the reduction of ruthenium
ing 6: gave solid products which were dried & subsequently
waste disp meth: to ph 1 if necessary. let stand overnight.
ing 8: residue in landfill site apprvd for haz waste disp.
===================== Product Identification =====================

MSDS NAME:25843-1, SODIUM BOROHYDRIDE CA 12 WT% (SUPP DATA)
NIIN:00N055571
MSDS Number: BWBKV
=== Responsible Party ===
Company:ALDRICH CHEMICAL CO INC
Box:355
City:MILWAUKEE
State:WI
ZIP:53201
Country:US
Info Phone Num:414-273-3850
Emergency Phone Num:414-273-3850
CAGE:60928
=== Contractor Identification ===
Company:ALDRICH CHEMICAL CO INC
Address:1001 WEST ST PAUL AVE
Box:355
City:MILWAUKEE
State:WI
ZIP:53233
Country:US
Phone:414-273-3850
CAGE:60928

============= Composition/Information on Ingredients =============

Name:BORATE(1-), TETRAHYDRO-,SODIUM; (SODIUM BOROHYDRIDE)
CAS:16940-66-2
RTECS #:ED3325000
Fraction by Wt: 12%
OSHA PEL:N/K
ACGIH TLV:N/K

Name:SUPP DATA: THE IGNITION TO OCCUR MORE READILY.
RTECS #:9999999ZZ
OSHA PEL:N/K
ACGIH TLV:N/K

Name:CNDTNS TO AVOID: INDUCTION PERIOD IS INVOLVED & IT IS TEMP
DEPENDENT, E.G., 45 HOURS (ING 4)
RTECS #:9999999ZZ

Name:ING 3: AT 62C & 45 MINUTES @ 90C. THE TEMP CAN REACH
AUTOIGNITION TEMP(190C) OF TRIMETHYLAMINE, RXN BY-PRODUCT.(ING 5)
RTECS #:9999999ZZ

Name:ING 4: THE ADDITION OF SUPPORTED NOBLE METAL CATALYSTS TO
SOLNS OF SODIUM BOROHYDRIDE CAN RSLT IN IGNIT OF (ING 6)
RTECS #:9999999ZZ

Name:ING 5: LIBERATED HYDROGEN GAS. THE REDUCTION OF RUTHENIUM
SALTS SOLNS W/BOROHYDRIDE SOLNS TO GIVE METAL/AN ALLOY(ING 7)
RTECS #:9999999ZZ

Name:ING 6: GAVE SOLID PRODUCTS WHICH WERE DRIED & SUBSEQUENTLY
EXPLODED WHEN DISTRUBED BY A SPATULA/ON CONTACT W/WATER.
RTECS #:9999999ZZ

Name:WASTE DISP METH: TO PH 1 IF NECESSARY. LET STAND OVERNIGHT.
NEUTRALIZE THE SOLN (PH 7). EVAPORATE THE SOLN & BURY(ING 9)
RTECS #:9999999ZZ

Name:ING 8: RESIDUE IN LANDFILL SITE APPRVD FOR HAZ WASTE DISP.
OBSERVE ALL FEDERAL, STATE & LOCAL ENVIRON REGS.
RTECS #:9999999ZZ

===================== Hazards Identification =====================

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:HARMFUL IF SWALLOWED, INHAL/ABSORB
THROUGH SKIN. MATL IS EXTREMELY DESTRUCTIVE TO TISS OF MUC MEMBS &
UPPER RESP TRACT, EYES & SKIN. INHAL MAY BE FATAL AS RSLT OF SPASM,
INFLAMM & EDEMA OF LARYNX & BR ONCHI, CHEMICAL PNEUMONITIS &
PULMONARYEDEMA.
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:SYMPTOMS OF EXPOSURE MAY INCLUDE BURNING
SENSATION, COUGHING, WHEEZING, LARYNGITIS, SHORTNESS OF BREATH,
HEADACHE, NAUSEA & VOMTINIG. TO THE BEST OF OUR KNOWLEDGE, THE
CHEMICAL, PHYSICAL & TOXICOLOGIC AL PROPERTIES HAVE NOT BEEN
THOROUGHLY INVESTIGATED.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

======================= First Aid Measures =======================

First Aid:SKIN/EYE: FLUSH EYES/SKIN WITH COPIOUS AMOUNTS OF WATER FOR
AT LEAST 15 MINUTES WHILE REMOVING CONTAMD COTHG & SHOES. INHAL:
REMOVE TO FRESH AIR. IF NOT BRTHG, GIVE ARTF RESP. IF BRTHG IS
DFCLT, GIVE OXYGEN. INGEST: WASH OUT MOUTH WITH WATER PROVIDED
PERSON IS CONSCIOUS. CALL MD. WASH CONTAMD CLTHG BEFORE REUSE.

===================== Fire Fighting Measures =====================

Extinguishing Media:NONCOMBUSTIBLE. USE EXTINGUISHING MEDIA APPROPRIATE
TO SURROUNDING FIRE CONDITIONS.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT. PREVENT CONTACT WITH SKIN & EYES.
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CNDTNS.
CNTNR EXPLO MAY OCCUR UNDER FIRE CNDTNS.

================== Accidental Release Measures ==================

Spill Release Procedures:EVAC AREA. WEAR APPROPRIATE NIOSH/MSHA APPRVD
SCBA RESPIRATOR & HEAVY RUBBER GLOVES. COVER W/DRY LIME/SODA ASH &
PICKUP. KEEP IN CLOSED CNTNR & HOLD FOR WASTE DISPOSAL. VENT AREA &
WASH SPILL SITE AFT ER MATL PICKUP IS COMPLETE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

====================== Handling and Storage ======================

Handling and Storage Precautions:KEEP TIGHTLY CLOSED. STORE IN A COOL
DRY PLACE.
Other Precautions:DO NOT BREATHE DUST. AVOID CONTACT W/EYES, SKIN &
CLTHG. AVOID PROLONGED & REPEATED EXPOSURE. TOXIC. CORROSIVE.

============= Exposure Controls/Personal Protection =============

Respiratory Protection:WEAR APPROPRIATE NIOSH/MSHA APPRVD RESPIRATOR.
Ventilation:MECHANICAL EXHAUST REQUIRED.
Protective Gloves:CHEMICAL RESISTANT GLOVES.
Eye Protection:FACESHIELD(8-INCH MINIMUM),SAFETY GOGGS.
Other Protective Equipment:SAFETY SHOWER & EYE BATH. PROTECTIVE
CLOTHING.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
TRADENAME: SOLUTION IN AQUEOUS 14M SODIUM HYDROXIDE. MATL TO AVOID:
PROMOTES OXIDATION OF SODIUM BOROHYDRIDE, PRDCG A SELF HEATING RXN
THAT MAY RSLT IN IGNIT OF CHARCOAL & IN PROD OF HYDROGN THROUGH T
HERM DECOMP OF SODIUM BOROHYDRIDE. SPONT COMBUST IN AIR OCCURS AT
90-100C. THE PRESENCE OF MOISTURE IN AIR CAUSES(ING 2)

================== Physical/Chemical Properties ==================

Spec Gravity:1.430
Appearance and Odor:VISCOUS COLORLESS LIQUID.

================= Stability and Reactivity Data =================

Stability Indicator/Materials to Avoid:YES
ACIDS, FINELY PWDRD METALS, COPPER, NICKEL. MIXING SOLID SODIUM
BOROHYDRIDE W/CHARCOAL(ACTIVATED CARBON) IN AIR(SUPDAT)
Stability Condition to Avoid:SODIUM BOROHYDRIDE IN
DIEMETHYLFORMAMIDE(DMF) WILL UNDERGO RUNAWAY THERM RXNS RSLTG IN
VIOLENT DECOMPS. AN (ING 3)
Hazardous Decomposition Products:BORANE/BORON OXIDES; LIBERATES
FLAMMABLE/EXPLOSIVE HYROGEN GAS.

==================== Disposal Considerations ====================

Waste Disposal Methods:DISSOLVE SOLID IN(OR DILUTE SOLN W/)A LGE VOL OF
WATER. CAREFULLY ADD A DILUTE SOLN OF ACETIC ACID/ACETONE TO MIX IN
WELL-VENT AREA. PROVISIONS SHOULD BE MADE TO SAFELY VENT HYDROGEN
GAS GIVEN OFF DUR ING DECOMP. CHECK ACIDITY OF SOLN &
ADJUST(SUPDAT)

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

*** END OF RECORD ***
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