Product ID:MOLECULAR SIEVE TYPE 5A, ACTIVATED DESICCAN
MSDS Date:04/01/1990
FSC:6850
NIIN:00-926-9155
MSDS Number: BMDSZ

UNION CARBIDE CORP INDUSTRIAL CHEMICALS DIV

39 OLD RIDGEBURY ROAD
DANBURY, CT 06817-0001
US

Emergency Phone: 800-822-4357

Info Phone: 800-822-4357

Cage: 61637

UNION CARBIDE CORP

DANBURY, CT 06817-0001 US

Telephone: 800-822-4357/732-563-5522 (MSDS)

Cage: 61637

SODIUM OXIDE

CAS: 1313-59-3

Fraction By Weight: < 15% %

SILICA GEL

CAS: 112945-52-5

RTECS: VV7310000

Fraction By Weight: < 50% %

OSHA PEL 6 MG/M3 TDUST

ACGIH TLV: 10 MG/M3 TDUST

CALCIUM OXIDE

CAS: 1305-78-8

RTECS: EW3100000

Fraction By Weight: < 20% %

OSHA PEL 5 MG/M3

ACGIH TLV: 2 MG/M3; 9192

ALUMINUM OXIDE

CAS: 1344-28-1

RTECS: BD1200000

Fraction By Weight: < 40% %

OSHA PEL 15 MG/M3 TDUST

ACGIH TLV: 10 MG/M3 TDUST; 9293

SILICA, CRYSTALLINE - QUARTZ

CAS: 14808-60-7

RTECS: VV7330000

Fraction By Weight: < 1% %

OSHA PEL SEE TABLE Z3

ACGIH TLV: 0.1 MG/M3 RDUST;9293

LD50 LC50 Mixture:NOT SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:YES OSHA:NO
Health Hazards Acute and Chronic:BURNS TO MOIST BODY TISSUES,
IRRITATION OF NOSE/THROAT, SKIN IRRITATION, EYE IRRITATION,
PROLONGED INHALATION MAY CAUSE LUNG DAMAGE.
Explanation of Carcinogenicity:CRYSTALLINE SILICA IS CLASSIFIED AS "2A"
(PROBABLY CARCINOGENIC TO HUMANS) BY IARC.
Effects of Overexposure:COUGH, CHEST DISCOMFORT, LOCAL REDNESS ON SKIN
AND/OR BURNS, EXCESS REDNESS OF THE CONJUNTIVA OF THE EYE,
IRRITATION OF THE NOSE & THROAT, LUNG DAMAGE.
Medical Cond Aggravated by Exposure:INDIVIDUALS WITH PRE-EXISTING
RESPIRATORY CONDITIONS MAY BE AGGRAVATED BY EXPOSURE.

First Aid:SWALLOWING: IF INGESTED IN LARGE QUANTITIES, DRINK 2 GLASSES
OF WATER. CONTACT PHYSICIAN FOR PERMISSION TO INDUCE VOMITING. SKIN
CONTACT: WASH WITH SOAP AND WATER. INHALATION: REMOVE TO FRESH AIR.
EYE CONTACT: FLUSH EYES WITH WATER FOR 15 MINUTES. NOTE TO
PHYSICIAN: THIS PRODUCT IS A DESICCANT AND GENERATES HEAT AS IT
ABSORBS WATER. THE USED PRODUCT CAN CONTAIN MATERIAL OF A HAZARDOUS
NATURE.

Flash Point:NONFLAMMABLE
Lower Limits:NONFLAMMABLE
Upper Limits:NONFLAMMABLE
Extinguishing Media:UNUSED MATERIAL WILL NOT BURN. USE MEDIA
APPROPRIATE FOR SURROUNDING FIRE.
Fire Fighting Procedures:DEPENDS ON THE USE OF THE MATERIAL. USED
MATERIAL MAY CONTAIN PRODUCTS OF A HAZARDOUS NATURE. THE USER OF
THIS PRODUCT MUST IDENTIFY THE HAZARDS.
Unusual Fire/Explosion Hazard:IN THEIR FRESH UNUSED STATE, MOLECULAR
SIEVES ARE NOT FLAMMABLE. WHEN EXPOSED TO WATER, THEY GET QUITE
HOT. FLOODING WILL REDUCE THE TEMPERATURE TO SAFE LIMITS.

Spill Release Procedures:SWEEP THE SPILL AREA. COLLECT AND PLACE THE
SPILLED MATERIAL IN A WASTE DISPOSAL CONTAINER. VOID RAISING DUST.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:AVOID CONTACT WITH MOISTURE DURING
STORAGE
Other Precautions:BEFORE USING YOU SHOULD KNOW THE HAZARD OF THE
PRODUCTS TO BE ABSORBED ON THE MOLECULAR SIEVE. THE PRODUCTS COULD
BE FLAMMABLE OR TOXIC. YOU SHULD KNOW AND FOLLOW ALL THE SAFETY
PRECAUTIONS RELATED TO ABSORBED PRODUCTS.

Respiratory Protection:SELECT AND USE IN ACCORDANCE WITH OSHA 29 CFR
1910.134 AND ANSI Z88.2-1980. FOR DUST CONCENTRATIONS UP TO 10
TIMES THE EXPOSURE LIMIT, USE A NIOSH/MSHA APPROVED AIR PURIFYING
RESPIRATOR EQUIPPED WITY PARTICULATE FILTERS.
Ventilation:LOCAL EXHAUST AS APPROPRIATE TO MAINTAIN EXOSURE BELOW
APPLICABLE LIMITS.
Protective Gloves:RUBBER GLOVES RECOMMENDED
Eye Protection:SAFETY GLASSES OR DUST RESISTANT GOGGLES
Other Protective Equipment:EYEWASH FOUNTAIN. SELECT IN ACCORDANCE WITH
OSHA 1910.132 AND 1910.133.
Work Hygienic Practices:WASH WITH SOAP AND WATER AFTER HANDLING PRODUCT
AND BEFORE EATING DRINKING OR SMOKING.
Supplemental Safety and Health
CAUSES EYE IRRITATION. BREATHING OF DUST MAY BE HARMFUL. MAY CAUSE SKIN
IRRITATION. OPEN CONTAINER SLOWLY TO AVOID DUST. DO NOT GET IN
EYES. AVOID BREATHING DUST AND PROLONGED CONTACT WITH THE SKIN. U
SE WITH ADEQUATE VENTILATION. KEEP CONTAINER CLOSED. DO NOT INGEST.

HCC:V7
Boiling Pt:B.P. Text:NOT GIVEN
Melt/Freeze Pt:M.P/F.P Text:NOT GIVEN
Decomp Temp:Decomp Text:NOT GIVEN
Vapor Pres:NOT GIVEN
Vapor Density:NIL
Spec Gravity:1.1 (PIECE)
Evaporation Rate & Reference:NIL
Solubility in Water:NEGLIGIBLE
Appearance and Odor:DEPENDING ON PRODUCT, MAY APPEAR AS BEAD, PELLET,
MESH, CAKE OR POWDER, ODORLES
Percent Volatiles by Volume:0 %

Stability Indicator/Materials to Avoid:YES
AVOID OLEFINS, HYDROGEN CHLORIDE
Stability Condition to Avoid:MOISTURE (WATER) CAN CAUSE RISE IN
TEMPERATURE WHICH MAY RESULT IN BURN.
Hazardous Decomposition Products:SODIUM OXIDE, SILICON OXIDE, CALCIUM
OXIDE, ALUMINUM OXIDE

Waste Disposal Methods:DISCARD ANY PRODUCT, RESIDUE, DISPOSABLE
CONTAINER OR LINER IN AN ENVIRONMENTALLY ACCEPTABLE MANNER, IN FULL
COMPLIANCE WITH FEDERAL, STATE AND LOCAL REGULATIONS.

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.