Product ID:EC-1937A SEALING COMPOUND,PART A
MSDS Date:04/25/1988
FSC:8030
NIIN:00-151-9976
Kit Part:Y
MSDS Number: BGWZC

3M ADHESIVES COATINGS & SEALERS DIV.

3M CENTER
ST. PAUL, MN 55144-1000
US

Emergency Phone: 612-733-1110

Info Phone: 612-733-1110

Cage: 04963

3M MINNESOTA MINING AND MFG CO ADHESIVES SEALERS DIV

SAINT PAUL, MN 55144-1000 US

Telephone: 800-364-3577/651-737-6501(24 HOURS)

Cage: 04963

METHYL ETHYL KETONE (2-BUTANONE) (MEK) (SARA III)

CAS: 78-93-3

RTECS: EL6475000

Fraction By Weight: 90-100%

OSHA PEL 200 PPM/300 STEL

ACGIH TLV: 200 PPM/300STEL 9192

EPA Report Quantity: 5000 LBS

DOT Report Quantity: 5000 LBS

GLYCOL DIMERCAPTOACETATE

CAS: 123-81-9

RTECS: AI6600000

Fraction By Weight: 1-10%

Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:SEE SIGNS AND SYMPTOMS OF
OVEREXPOSURE.
Effects of Overexposure:EYES/SKIN:IRRITATION.
INHALATION:IRRITATION,TEMPORARY NERVOUS SYSTEM IMPAIRMENT
(LIGHT-HEADEDNESS).SYMPTOMS MAY INCLUDE IRRITATION OF THE
NOSE,THROAT,DIZZINESS,US SYSTEM IMPAIRMENT.ASPIRATION INTO LUN GS
MAY CAUSE DAMAGE,DEATH.
Medical Cond Aggravated by Exposure:INDIVIDUALS WITH A HISTORY OF
RESPIRATORY DISEASES MAY BE AT INCREASED RISK FROM EXPOSURE.

First Aid:EYES: FLUSH WITH PLENTY OF WATER FOR 15 MINUTES.SEE DOCTOR.
SKIN:REMOVE CONTAMINATED CLOTHING AND SHOES. WASH WITH SOAP AND
WATER.SEE DOCTOR. INHALATION: REMOVE VICTIM TO FRESH AIR.GIVE
OXYGEN/CPR IF WATER OR MILK IF CONSCIOUS.DO NOT INDUCEVOMIT.SEE
DOCTOR IMMEDIATELY.NOTHING BY MOUTH IF UNCONSCIOUS.

Flash Point Method:COC
Flash Point:20F,-6.7C
Lower Limits:1.8
Upper Limits:11.5
Extinguishing Media:FOAM,DRY CHEMICAL,CARBON DIOXIDE,WATER FOG.
Fire Fighting Procedures:WEAR SELF-CONTAINED BREATHING APPARATUS AND
PROTECTIVE CLOTHING.USE WATER SPRAY TO COOL FIRE EXPOSED CONTAINERS
AND TO DISPERSE UNIGNITED VAPORS
Unusual Fire/Explosion Hazard:VAPORS HEAVIER THAN AIR.CAN TRAVEL A LONG
DISTANCE ALONG GROUND AND FLASHBACK.OVERHEATED CONTAINERS MAY
EXPLODE IN A FIRE.

Spill Release Procedures:CONTACT YOUR LOCAL ENVIRONMENTAL OFFICER.WEAR
PROTECTIVE CLOTHING & EQUIPMENT.EVACUATE PERSONNEL.ELIMINATE
IGNITION SOURCES.VENTILATE AREA.USE NON-SPARKING TOOLS.STOP
LEAK.ABS0RB IN INERT ABSORBENT & PLACE INTO APPROPIATE DISPOSAL
CONTAINER& SEAL.

Handling and Storage Precautions:STORE IN COOL,DRY,WELL VENTILATED
PLACE,AWAY FROM HEAT,IGNITION SOURCES AND INCOMPATIBLE
MATERIALS.KEEP CONTAINERS CLOSED WHEN NOT IN USE.
Other Precautions:BOND AND GROUND CONTAINERS.NO SMOKING IN AREA.

Respiratory Protection:NIOSH/MSHA RESPIRATOR WITH CARTRIDGE APPROPIATE
FOR EXPOSURE OF CONCERN OR SCBA IF TLV IS EXCEEDED.
Ventilation:SUFFICIENT MECHANICAL (GENERAL) AND/OR LOCAL EXHAUST
VENTILATION TO MAINTAIN EXPOSURE BELOW TLV.
Protective Gloves:NEOPRENE.
Eye Protection:CHEMICAL SAFETY GOGGLES.
Other Protective Equipment:FULL WORK CLOTHING TO PREVENT REPEATED OR
PROLONGED SKIN CONTACT. EYE WASH STATION AND SAFETY SHOWER.
Work Hygienic Practices:AVOID CONTACT WITH EYES & SKIN.DO NOT BREATHE
VAPORS.WASH THOROUGHLY AFTER HANDLING.LAUNDER CONTAMINATED
CLOTHING.
Supplemental Safety and Health
EPA HAZARDOUS WASTE NUMBER D001(IGNITABLE).THIS IS PART A OF A 2-PART
PRODUCT.FOR PART B,SEE PNI B,SAME NSN.KEY1:F2.

HCC:F2
Boiling Pt:=79.4C, 175.F
Vapor Pres:80
Vapor Density:2.5
Spec Gravity:1.46
Evaporation Rate & Reference:2.7 (ETHER=1)
Appearance and Odor:BLUE-GREEN,THIN LIQUID,SWEET/SHARP ODOR.
Percent Volatiles by Volume:95

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZERS
Stability Condition to Avoid:HEAT,SPARKS,OPEN FLAMES
Hazardous Decomposition Products:CARBON MONOXIDE,CARBON
DIOXIDE,INCOMPLETELY BURNED CARBON PRODUCTS,HYDROCHLORIC ACID AND
NITROGEN OXIDES.

Waste Disposal Methods:KEEP IN COVERED DRUMS PENDING DISPOSAL.CONTACT
YOUR LOCAL ENVIRONMENTAL OFFICER FOR DISPOSAL.INCINERATE ABSORBED
PRODUCT AFTER MIXING WITH FLAMMABLE MATERIAL.DISPOSE OF IN
ACCORDANCE W/ ALL APPLICABLE FEDERAL, STATE & LOCAL ENVIRONMENTAL
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.