Product ID:METHYLENE CHLORIDE, DX0838
MSDS Date:05/11/1990
FSC:6550
NIIN:00N024176
MSDS Number: BMBBD

E M SCIENCE

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E M SCIENCE DIV OF E M INDUSTRIES INC

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DICHLOROMETHANE; (METHYLENE CHLORIDE)

CAS: 75-09-2

RTECS: PA8050000

Fraction By Weight: 84.93%

OSHA PEL 500 PPM;1000 PPM, C

ACGIH TLV: 50 PPM

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

LD50 LC50 Mixture:LD50: (ORAL, RAT) 2136 MG/KG.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:TOX BY INGEST & INHAL. IRRIT ON CONT
W/SKIN, EYES/MUC MEMB. MAY CAUSE EYE INJ. INHAL OF HIGH VAP CONC
CAUSES DIZZ, NAUS, HDCH, NARCOSIS, IRREGULAR HEARTBEATS, COMA &
DEATH. INGEST MAY CAUSE IRRIT OF G I TRACT W/VOMIT. IF VOMIT
OCCURS, METHYLENE CHLORIDE CAN BE ASPIR INTO LUNGS, WHICH CAN CAUSE
CHEM (EFTS OF OVEREXP)
Explanation of Carcinogenicity:METHYLENE CHLORIDE: GROUP 2(NTP), GROUP
2B (IARC).
Effects of Overexposure:HLTH HAZ: PNEUM & SYS EFTS. EXCESSIVE EXPOS MAY
CAUSE BLOOD DEFECTS & CAN AFFECT LIVER, KIDNEYS & CNS. CHLOROCARBON
MATLS HAVE PRDCED SENSIT OF MYOCARDIUM TO EPINEPHRINE IN LAB
ANIMALS & COULD HAVE SI MILAR EFT IN HUMANS. ADRENOMIMETICS (E.G.,
EPINEPHRINE) MAY BE CONTRAINDICATED EXCEPT FOR LIFE-SUSTAINING USES
(SUP DAT)
Medical Cond Aggravated by Exposure:HEART, KIDNEY AND LIVER CONDITIONS.

First Aid:GET MEDICAL ASSISTANCE FOR ALL CASES OF OVEREXPOSURE. SKIN:
WASH THOROUGHLY WITH SOAP AND WATER. EYES: IMMEDIATELY FLUSH
THOROUGHLY WITH WATER FOR AT LEAST 15 MINUTES. INHALATION: REMOVE
TO FRESH AIR; GIVE ARTIFICIAL RESPIRATION IF BREATHING HAS
STOPPED. INGESTION: DO NOT INDUCE VOMITING; GET IMMEDIATE MEDICAL
ATTENTION.

Flash Point:NONE
Lower Limits:13%
Upper Limits:23%
Extinguishing Media:WATER SPRAY, CARBON DIOXIDE, DRY CHEMICAL.
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED PRESSURE DEMAND SCBA &
FULL PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:FORMS FLAMMABLE VAPOR-AIR MIXTURES ABOVE
AMBIENT TEMPERATURE. THERMAL DECOMPOSITION PRODUCTS MAY INCLUDE HCL
& PHOSGENE .

Spill Release Procedures:DIKE SPILL; TAKE UP WITH ABSORBENT;
CONTAINERIZE FOR PROPER DISPOSAL.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:KEEP CNTNR TIGHTLY CLSD. STORE IN A
COOL, WELL-VENT AREA AWAY FROM OPEN FLAMES. DO NOT BREATHE
VAPS/MIST. DO NOT GET IN EYES, ON SKIN, OR ON CLOTHING.
Other Precautions:EMPTY CNTNRS MAY BE HAZ DUE TO RETAINED RESIDUE; USE
CAUTION. NO SMOKING IN AREA OF USE. DO NOT USE IN GEN VICINITY OF
ARC WELDING, OPEN FLAMES/HOT SURFS. HEAT AND/OR UV RADIA MAY CAUSE
FORM OF HCL AN D/OR PHOSGENE .

Respiratory Protection:IF WORKPLACE EXPOS LIMIT(S) OF PROD/ANY
COMPONENT IS EXCEEDED (SEE TLV/PEL), A NIOSH/MSHA APPRVD AIR SUPP
RESP IS ADVISED IN ABSENCE OF PROPER ENVIRON CNTRL. OSHA REGS ALSO
PERMIT OTHER NIOSH/MSHA APP RVD RESP (NEGATIVE PRESS TYPE) (SUP
DAT)
Ventilation:ENGINEERING &/OR ADMIN CNTRLS SHD BE IMPLEMENTED TO REDUCE
EXPOS. MATL MUST BE HNDLD/TRANSFERRED IN NIOSH/MSHA (SUP DAT)
Protective Gloves:VITON, PVA OR EQUIVALENT GLOVES.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:NONE SPECIFIED BY MANUFACTURER.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING. DO NOT TAKE
INTERNALLY. EYE WASH AND SAFETY EQUIPMENT SHOULD BE READILY
AVAILABLE.
Supplemental Safety and Health
EFTS OF OVEREXP: IN HUMANS ACUTELY/CHRONICALLY EXPOS TO CHLOROCARBONS .
RESP PROT: UNDER SPECIFIED CNDTNS (SEE YOUR SAFETY EQUIPMENT
SUPPLIER). ENGINEERING AND/OR ADMIN CNTRLS SHD BE IMPLEMENTED TO
REDUCE EXPOSURE. VENT: APPRVD FUME HOOD OR WITH EQUIVALENT
VENTILATION.

HCC:T4
Boiling Pt:B.P. Text:104F,40C
Melt/Freeze Pt:M.P/F.P Text:-139F,-95C
Vapor Pres:340 @ 20C
Vapor Density:2.93
Spec Gravity:1.326
Evaporation Rate & Reference:27.5 (BU AC=1)
Solubility in Water:2%
Appearance and Odor:COLORLESS LIQUID, ETHER-LIKE ODOR.
Percent Volatiles by Volume:100

Stability Indicator/Materials to Avoid:YES
STRONG BASES, STRONG OXIDIZERS, ALKALI METALS, ALUMINUM & MAGNESIUM
POWDER, SODIUM, POTASSIUM, AND LITHIUM.
Stability Condition to Avoid:OPEN FLAME, WELDING ARCS, HOT SURFACES.
Hazardous Decomposition Products:HCL, PHOSGENE, CHLORINE.

Waste Disposal Methods:TO BE PERFORMED IN COMPLIANCE WITH ALL CURRENT
LOCAL, STATE AND FEDERAL 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.