=====================  Product Identification  =====================

MSDS NAME:MOLECULAR SIEVE TYPE 4A
NIIN:00-911-9269
MSDS Number: BFWCD
=== Responsible Party ===
Company:UNION CARBIDE CORP,MOLECULAR SIEVES DEPT
Address:39 OLD RIDGEBURY RD
City:DANBURY
State:CT
ZIP:06817-0001
Country:US
Info Phone Num:CONTACT LOCAL SUPPLIER
Emergency Phone Num:1-800-822-4357
CAGE:85926
=== Contractor Identification ===
Company:UNION CARBIDE CORP METALS DIVISION SECTION J-1
Address:OLD RIDGEBURY RD
Box:City:DANBURY
State:CT
ZIP:06817
Country:US
Phone:203-794-2000
CAGE:85926

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

Name:SODIUM OXIDE
CAS:12401-86-4
RTECS #:WC4800000
Fraction by Wt: <30%
OSHA PEL:N/E
ACGIH TLV:N/E

Name:SILICON OXIDE
CAS:7631-86-9
RTECS #:NV7330000
Fraction by Wt: <50%
OSHA PEL:20 MPPCF
ACGIH TLV:10 MG/CUM/TOT DUST/

Name:ALPHA-ALUMINA (ALUMINUM OXIDE)  (EPA LISTS ONLY FIBROUS
    FORMS)  (SARA III)
CAS:1344-28-1
RTECS #:BD1200000
Fraction by Wt: <40%
OSHA PEL:15 MG/M3 TDUST
ACGIH TLV:10 MG/M3 TDUST; 9293

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

Health Hazards Acute and Chronic:PROLONGED INHAL MAY CAUSE LUNG DAMAGE.
Effects of Overexposure:EYE-POSS IRRIT-REDNESS OF THE CONJUNCTIVA.
    SKIN-POSS IRRIT,LOCAL REDNESS. INHAL-POSS IRRIT OF NOSE &
    THROAT,COUGH,CHEST DISCOMFORT. NO ADVERSE EFFECTS KNOWN FM
    INGEST/SKIN ABSORPTION.
Medical Cond Aggravated by Exposure:BREATHING OF DUST MAY AGGRAVATE
    ASTHMA & INFLAMMATORY OR FIBROTIC PULMONARY DISEASE.

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

First Aid:EYE-FLUSH W/WATER 15 MIN. SKIN-WASH W/ SOAP & WATER.
    INHAL-GET TO FRESH AIR. IF INGESTED IN LGE QTY-DRINK 2 GLASSES
    WATER & INDUCE VOMIT IF PATIENT CONSCIOUS. NOTE TO PHYSICIAN-THIS
    DESICCANT GENERATE S HEAT AS IT ABSORBS MOIS. USED PRODUCTCAN
    CONTAIN MATL OF A HAZ NATURE. IDENTIFY MATL & TREAT ACCORDINGLY.

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

Flash Point:NONE
Extinguishing Media:APPROPRIATE FOR SURROUNDING FIRE.
Fire Fighting Procedures:USED MATL MAY CONTAIN PRODUCTS OF HAZ NATURE.
    USER MUST IDENTIFY PROPERTIES OF RETAINED MATL.
Unusual Fire/Explosion Hazard:WHEN EXPOSED TO WATER MOLECULAR SIEVES
    GET QUITE HOT-CAN HEAT WATER TO BOILING PT. FLOODING WILL REDUCE
    TEMP TO SAFE LIMIT.

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

Spill Release Procedures:SWEEP SPILL AREA. COLLECT & PLACE SPILLED MATL
    IN A WASTE DISPOSAL CONTNR. AVOID RAISING DUST.

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

Handling and Storage Precautions:USE W/ADEQ VENT. KEEP CONTNR CLOSED.
    AVOID BREATHING DUST & PROLONGED SKIN CONTACT. OPEN CONTNR SLOWLY
    TO AVOID DUST. DO NOT GET IN EYES.
Other Precautions:PH RANGE IF IN AQUEOUS SLURRY.

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

Respiratory Protection:WHERE EXCESS DUST USE RESPIR SELECTED PER OSHA
    29CFR1910.134 & APPROVED BY NIOSH/MSHA.
Ventilation:LOCAL EXHAUST AS APPROPRIATE TO MINIMIZE DUST.
Protective Gloves:IMPERMEABLE TO DUST.
Eye Protection:SAFETY GLASSES/GOGGLES.
Other Protective Equipment:EYEWASH FOUNTAIN.
Supplemental Safety and Health

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

HCC:N1
Spec Gravity:1.1-2.0
Solubility in Water:NONE
Appearance and Odor:ODORLESS MESH BEADS

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

Stability Indicator/Materials to Avoid:YES
SUDDEN CONTACT W/HIGH CONC OF CHEM W/HIGH HEATS OF ABSORPTION LIKE
    OLEFINS,HCL, ETC.
Stability Condition to Avoid:MOISTURE.
Hazardous Decomposition Products:WILL DEPEND ON MATLS RETAINED ON
    SIEVE.

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

Waste Disposal Methods:IAW FED,STATE & LOCAL REGS.

 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 ***