MALLINCKRODT INC. SCIENCE PRODUCTS DIVISION -- DICHLOROMETHANE -- 6810-00-244-0290 
=====================  Product Identification  =====================

Product ID:DICHLOROMETHANE
MSDS Date:11/27/1989
FSC:6810
NIIN:00-244-0290
=== Responsible Party ===
Company Name:MALLINCKRODT INC. SCIENCE PRODUCTS DIVISION
Address:PARIS BYPASS
Box:M
City:PARIS
State:KY
ZIP:40361
Country:US
Info Phone Num:800-354-2050(PRESS 3)/314-982-5000
Emergency Phone Num:800-354-2050/314-539-1600
Preparer's Name:NOT KNOWN
CAGE:62910
=== Contractor Identification ===
Company Name:MALLINCKRODT SPECIALTY CHEMICALS CO
Address:222 RED SCHOOL LANE
Box:City:PHILLIPSBURG
State:NJ
ZIP:08865
Country:US
Phone:908-859-2151
CAGE:62910

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

Ingred Name:METHYLENE CHLORIDE	(SARA III)
CAS:75-09-2
RTECS #:PA8050000
Fraction by Wt: 100%
Other REC Limits:NONE RECOMMENDED
OSHA PEL:500 PPM/C,1000; Z2
ACGIH TLV:50 PPM, A2; 9293
EPA Rpt Qty:1000 LBS
DOT Rpt Qty:1000 LBS

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

LD50 LC50 Mixture:LD50 (ORAL, RAT) IS 2524 MG/KG.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:NO
Reports of Carcinogenicity:NTP:YES    IARC:YES	  OSHA:NO
Health Hazards Acute and Chronic:ACUTE- INHALATION MAY CAUSE LIVER
    INJURY, BLOOD DISORDERS, NARCOSIS, MENTAL CONFUSION, CNS
    DEPRESSION, UNCONSCIOUSNESS & DEATH. CAN BE ABSORBED & CAUSE
    SYMPTOMS SIMILAR TO INHALATION, IF INGESTED. MAY  BE ABSORBED
    THROUGH SKIN. CONTACT WITHEYES MAY CAUSE PAIN & INFLAMMATION.
    CHRONIC- CAUSES DERMATITIS & CNS DEPRESSION.
Explanation of Carcinogenicity:THE AGENT IS POSSIBLY CARCINOGENIC TO
    HUMAN.
Effects of Overexposure:EYES, SKIN AND RESPIRATORY TRACT IRRITATION,
    NAUSEA, VOMITING, HEADACHES, EYE AND SKIN REDNESS AND PAIN
Medical Cond Aggravated by Exposure:PERSONS WITH PRE-EXISTING SKIN
    DISORDERS OR EYE PROBLEMS OR IMPAIRED LIVER, KIDNEY, CARDIOVASCULAR
    OR RESPIRATORY FUNCTION MAY BE MORE SUSCEPTIBLE TO THE EFFECTS OF
    THE SUBSTANCE.

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

First Aid:GET MEDICAL ATTENTION IMMEDIATELY. EYE/SKIN:IMMEDIATELY FLUSH
    WITH WATER FOR AT LEAST 15 MINUTES. HOLD EYELIDS OPEN.
    INHALED:REMOVE TO FRESH AIR & PROVIDE OXYGEN/CPR IF NEEDED. ORAL:IF
    CONSCIOUS, INDU CE VOMITING BY DRINKING TWO GLASSES OF WATER AND
    STICKING FINGER DOWN THROAT. CALL A PHYSICIAN IMMEDIATELY. NEVER
    GIVE ANYTHING BY MOUTH TO AN UNCONSCIOUS PERSON.

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

Flash Point:NONE
Autoignition Temp:Autoignition Temp Text:>1033F
Lower Limits:12 IN OXYGEN
Upper Limits:19 IN OXYGEN
Extinguishing Media:CARBON DIOXIDE, FOAM OR DRY CHEMICAL. WATER SPRAY
    MAY BE USED TO KEEP FIRE EXPOSED CONTAINERS COOL & FLUSH SPILLS
    AWAY.
Fire Fighting Procedures:WEAR FULL PROTECTIVE CLOTHING AND
    NIOSH-APPROVED SELF-CONTAINED BREATHING APPARATUS WITH FULL
    FACEPIECE OPERATED IN THE POSITIVE PRESSURE MODE.
Unusual Fire/Explosion Hazard:FORMS EXPLOSIVE MIXTURES IN HIGH OXYGEN
    CONTENT ATMOSPHERE, IN LIQUID OXYGEN, NITROGEN DIOXIDE. VAPORS>AIR
    CAN TRAVEL TO DISTANCE IGNITION SOURCE AND FLASH BACK

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

Spill Release Procedures:EVACUATE PERSONNEL. WEAR PROPER PROTECTIVE
    CLOTHING AND EQUIPMENTS. VENTILATE AREA. STOP LEAK IF POSSIBLE.
    CONTAIN SPILL. ABSORB WITH VERMICULITE, DRY SAND OR SIMILAR
    MATERIAL AND PLACE IN APPROPRIATE  DISPOSAL CONTAINER. DO NOT FLUSH
    TO SEWER.
Neutralizing Agent:NOT RELEVANT

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

Handling and Storage Precautions:STORE IN COOL, DRY, WELL VENTILATED
    PLACE AWAY FROM INCOMPATIBLE MATERIALS. KEEP CONTAINERS CLOSED WHEN
    NOT IN USE.
Other Precautions:UNDER NORMAL CONDITIONS, STORE IN GALVANIZED IRON,
    BLACK IRON OR STEEL. ALUMINUM IS NOT RECOMMENDED. OUTSIDE/DETACHED
    GARAGE IS RECOMMENDED. ISOLATE FROM SOURCE OF HEAT OR IGNITION.
    SHOWER, CHANGE TO  CLEAN GARMENTS AT THE END OF THE DAY.

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

Respiratory Protection:IF THE TLV IS EXCEEDED, WEAR A NIOSH-APPROVED
    SUPPLIED AIR, FULL-FACEPIECE RESPIRATOR, AIRLINE HOOD OR
    SELF-CONTAINED BREATHING APPARATUS.
Ventilation:LOCAL EXHAUST AND/OR MECHANICAL (GENERAL) VENTILATION AS
    REQUIRED TO KEEP CONCENTRATIONS BELOW OSHA PEL.
Protective Gloves:PVA.
Eye Protection:CHEMICAL SPLASH GOGGLES.
Other Protective Equipment:PROTECTIVE CLOTHING AS NEEDED TO PREVENT
    PROLONGED/REPEATED SKIN CONTACT, EYE WASH STATION AND SAFETY
    SHOWER.
Work Hygienic Practices:AVOID CONTACT WITH EYES, SKIN OR CLOTHING. DO
    NOT BREATHE VAPORS. DO NOT WEAR CONTACT LENSES WHILE WORKING WITH
    MATERIAL
Supplemental Safety and Health

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

HCC:T4
Boiling Pt:B.P. Text:104F,40C
Melt/Freeze Pt:M.P/F.P Text:-142F,-97C
Vapor Pres:350 @ 68 F
Vapor Density:2.9
Spec Gravity:1.3
Viscosity:NOT KNOWN
Evaporation Rate & Reference:27.5 (N-BUTYL ACETATE=1)
Solubility in Water:1.32 G% @ 68 F
Appearance and Odor:CLEAR, COLORLESS LIQUID WITH A CHLOROFORM-LIKE ODOR
Percent Volatiles by Volume:100

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZERS AND CAUSTICS. CHEMICALLY ACTIVE METALS SUCH AS
    ALUMINUM & MAGNESIUM POWDERS, SODIUM, POTASSIUM, LITHIUM
Stability Condition to Avoid:STABLE UNDER ORDINARY CONDITIONS OF USE
    AND STORAGE. AVOID CONTACT WITH OPEN FLAMES AND ELECTRICAL ARCS.
Hazardous Decomposition Products:EMITS HIGHLY TOXIC GAS OF PHOSGEN WHEN
    HEATED TO DECOMPOSITION. CONTACT WITH HOT SURFACE/FLAME MAY FORM
    PHOSGENE AND HCL

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

Waste Disposal Methods:COLLECT AS HAZARDOUS WASTE AND ATOMIZE IN A
    SUITABLE RCRA APPROVED COMBUSTION CHAMBER. DISPOSE OF IN FULL
    COMPLIANCE WITH ALL APPLICABLE 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.