ABSOLUTE STANDARDS -- METHYLENE CHLORIDE 
MATERIAL SAFETY DATA SHEET
NSN: 681000N067011
Manufacturer's CAGE: 0TZV1 
Part No. Indicator: A 
Part Number/Trade Name: METHYLENE CHLORIDE 
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                            General Information
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Company's Name: ABSOLUTE STANDARDS INC 
Company's Street: 44 ROSSOTTO DR 
Company's City: HAMDEN 
Company's State: CT 
Company's Country: US 
Company's Zip Code: 06514 
Company's Emerg Ph #: 800-368-1131 
Company's Info Ph #: 203-281-2917 
Record No. For Safety Entry: 001 
Tot Safety Entries This Stk#: 001 
Status: SMJ 
Date MSDS Prepared: 01JUL94 
Safety Data Review Date: 01FEB96 
MSDS Preparer's Name: JACK CRISCIO 
Preparer's Company: SAME 
MSDS Serial Number: CBWLC 
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                     Ingredients/Identity Information
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Proprietary: NO 
Ingredient: METHANE, DICHLORO-; (METHYLENE CHLORIDE) (SARA 313) (CERCLA)
Ingredient Sequence Number: 01 
Percent: >97 
NIOSH (RTECS) Number: PA8050000 
CAS Number: 75-09-2 
OSHA PEL: 500 PPM 
ACGIH TLV: 50 PPM 
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Proprietary: NO 
Ingredient: EXPLAN OF CARCIN:TO BE CARCINOGEN: ANIMAL:LUNG, LIVER,
SALIVARY, MAMMARY GLAND (TUMORS).
Ingredient Sequence Number: 02 
NIOSH (RTECS) Number: 9999999ZZ 
OSHA PEL: NOT APPLICABLE 
ACGIH TLV: NOT APPLICABLE 
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Proprietary: NO 
Ingredient: EFTS OF OVEREXP:CHLOROCARBONS (FP N). WARNING:THIS PROD IS A
CHEMICAL KNOWN TO THE STATE OF CALIFORNIA TO CAUSE CANCER.
Ingredient Sequence Number: 03 
NIOSH (RTECS) Number: 9999999ZZ 
OSHA PEL: NOT APPLICABLE 
ACGIH TLV: NOT APPLICABLE 
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Proprietary: NO 
Ingredient: SPILL PROC:LATER DISPOSAL. FLUSH AREA W/WATER.
Ingredient Sequence Number: 04 
NIOSH (RTECS) Number: 9999999ZZ 
OSHA PEL: NOT APPLICABLE 
ACGIH TLV: NOT APPLICABLE 
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                     Physical/Chemical Characteristics
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Appearance And Odor: CLEAR, COLORLESS LIQUID W/CHARACTERISTIC PENETRATING
ETHER-LIKE ODOR.
Boiling Point: 104F,40C 
Melting Point: -139F,-95C 
Vapor Pressure (MM Hg/70 F): 350 
Vapor Density (Air=1): 2.9 
Specific Gravity: 1.32 (H*2O=1) 
Evaporation Rate And Ref: 27.5 (BUTYL ACETATE=1) 
Solubility In Water: MODERATE (1-10%) 
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                      Fire and Explosion Hazard Data
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Flash Point: NOT APPLICABLE 
Flash Point Method: CC 
Lower Explosive Limit: 12% 
Upper Explosive Limit: 19% 
Extinguishing Media: USE ALCOHOL FOAM, DRY CHEMICAL OR CARBON DIOXIDE.
Special Fire Fighting Proc: USE NIOSH/MSHA APPRVD PRESS DEMAND SCBA & FULL
PROT EQUIP (FP N). MOVE CNTNRS FROM FIRE AREA IF IT CAN BE DONE W/OUT RISK.
USE WATER TO KEEP FIRE-EXPOS (SUPDAT)
Unusual Fire And Expl Hazrds: VAP MAY FORM FLAMM MIXT IN ATM THAT CONTAINS
HIGH PERCENTAGE OF OXYG. CLSD CNTNRS EXPOS TO HEAT MAY EXPLODE. CONT W/
STRONG OXIDIZERS MAY CAUSE FIRE. (SUPDAT)
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                              Reactivity Data
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Stability: YES 
Cond To Avoid (Stability): HEAT, FLAME, OTHER IGNITION SOURCES.
Materials To Avoid: STRONG OXIDIZING AGENTS, STRONG ACIDS, ZINC, ALUMINUM,
MAGNESIUM.
Hazardous Decomp Products: HCL, PHOSGENE (FP N). CARBON MONOXIDE, CARBON
DIOXIDE, FORMALDEHYDE.
Hazardous Poly Occur: NO 
Conditions To Avoid (Poly): NOT RELEVANT
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                            Health Hazard Data
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LD50-LC50 Mixture: NONE SPECIFIED BY MANUFACTURER. 
Route Of Entry - Inhalation: YES 
Route Of Entry - Skin: YES 
Route Of Entry - Ingestion: YES 
Health Haz Acute And Chronic: ACUTE:INHAL & INGEST ARE HARMFUL & MAY BE
FATAL. INHAL & INGEST MAY CAUSE HDCH, NAUS, VOMIT, DIZZ, NARCOSIS,
SUFFOCATION, LOWER BLOOD PRESS, CNS DEPRESS. CONT W/SKIN OR EYES MAY CAUSE
IRRIT. PRLNG SKIN CONT MAY RSLT IN DERM. EYE CONT MAY RSLT IN TEMPORARY
CORNEAL DMG. CHRONIC:CHRONIC EFTS OF OVEREXP (EFTS OF OVEREXP)
Carcinogenicity - NTP: YES 
Carcinogenicity - IARC: YES 
Carcinogenicity - OSHA: NO 
Explanation Carcinogenicity: METHYLENE CHLORIDE:IARC MONOGRAPHS, SUPP, VOL
7, PG 194, 1987:GRP 2B. NTP 7TH ANNUAL RPT ON CARCINS, 1994:ANTIC (ING 2)
Signs/Symptoms Of Overexp: HLTH HAZ:MAY INCL KIDNEY &/OR LIVER DMG, LUNGS,
BLOOD/CNS. CHLOROCARBON MATLS HAVE PRDCD SENSIT OF MYOCARDIUM TO
EPINEPHRINE IN LAB ANIMALS & COULD HAVE SIMILAR EFTS IN HUMANS.
ADRENOMIMETICS (E.G., EPINEPHRINE) MAY BE CONTRAINDICATED EXCEPT FOR LIFE-
SUSTAINING USES IN HUMANS ACUTELY/CHRONICALLY EXPOS TO (ING 3)
Med Cond Aggravated By Exp: EYE DISORDERS, SKIN DISORDERS, LIVER OR KIDNEY
DISORDERS, CARDIOVASCULAR DISORDERS, HEART DISORDERS, CENTRAL NERVOUS
SYSTEM DISORDERS, HEAVY DRINKERS & HEAVY SMOKERS.
Emergency/First Aid Proc: CALL MD. INGEST:DO NOT INDUCE VOMITING.
INHAL:REMOVE TO FRESH AIR. IF NOT BREATHING, GIVE ARTIFICIAL RESPIRATION.
IF BREATHING IS DIFFICULT, GIVE OXYGEN. EYES:IMMEDIATELY FLUSH W/PLENTY OF
WATER FOR AT LEAST 15 MINUTES. SKIN:IMMEDIATELY FLUSH W/PLENTY OF WATER FOR
AT LEAST 15 MINUTES WHILE REMOVING CONTAMINATED CLOTHING & SHOES. WASH
CLOTHING BEFORE REUSE.
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                   Precautions for Safe Handling and Use
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Steps If Matl Released/Spill: WEAR NIOSH/MSHA APPRVD SCBA & FULL PROT
CLTHG. SHUT OFF IGNIT SOURCES; NO FLARES, SMOKING/FLAMES IN AREA. STOP LEAK
IF YOU CAN DO SO W/OUT RISK. USE WATER SPRAY TO REDUCE VAPS. TAKE UP W/SAND
OR OTHER NON-COMBUST MATL & PLACE INTO CNTNR FOR (ING 4)
Neutralizing Agent: NONE SPECIFIED BY MANUFACTURER.
Waste Disposal Method: DISPOSE I/A/W ALL APPLICABLE FEDERAL, STATE & LOCAL
ENVIRONMENTAL REGULATIONS. EPA HAZARDOUS WASTE NUMBER:U080 (TOXIC WASTE).
Precautions-Handling/Storing: STORE IN COOL, DRY, WELL-VENTED, FLAMM LIQ
STOR AREA. BOND & GROUND CNTNRS WHEN TRANSFERRING LIQ. KEEP CNTNRS TIGHTLY
CLSD. STOR COLOR CODE BLUE HLTH.
Other Precautions: NO SMOKING IN AREA OF USE. DO NOT USE IN THE GENERAL
VICINITY OF ARC WELDING, OPEN FLAMES OR HOT SURFACES. HEAT &/OR UV
RADIATION MAY CAUSE THE FORMATION OF HCL &/OR PHOSGENE (FP N).
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                             Control Measures
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Respiratory Protection: NIOSH/MSHA APPROVED RESPIRATORY PROTECTION
REQUIRED IF AIRBORNE CONCENTRATION EXCEEDS TLV. AT CONCENTRATIONS ABOVE 200
PPM, A NIOSH/MSHA APPROVED SCBA IS ADVISED.
Ventilation: MECHANICAL (GENERAL):YES. USE GENERAL OR LOCAL EXHAUST
VENTILATION TO MEET TLV REQUIREMENTS.
Protective Gloves: IMPERVIOUS GLOVES (FP N). 
Eye Protection: ANSI APPROVED CHEM WORKERS GOGGS (FP N). 
Other Protective Equipment: EYE WASH FOUNTAIN & DELUGE SHOWER WHICH MEET
ANSI DESIGN CRITERIA (FP N).
Work Hygienic Practices: GOOD LABORATORY PRACTICES.
Suppl. Safety & Health Data: FIRE FIGHT PROC:CNTNRS COOL. EXPLO HAZ:BURNS
W/CLEAR, ALMOST INVISIBLE FLAME. CONC VAP CAN BE IGNITED BY HIGH INTENSITY
IGNIT SOURCE. TOX GASES PRDCD MAY INCL:HYDROGEN CHLORIDE, PHOSGENE,
CHLORINE, CARBON MONOXIDE, CARBON DIOXIDE.
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                            Transportation Data
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                               Disposal Data
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                                Label Data
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Label Required: YES 
Technical Review Date: 01FEB96 
Label Date: 06DEC95 
Label Status: G 
Common Name: METHYLENE CHLORIDE 
Chronic Hazard: YES 
Signal Word: WARNING! 
Acute Health Hazard-Moderate: X 
Contact Hazard-Slight: X 
Fire Hazard-None: X 
Reactivity Hazard-None: X 
Special Hazard Precautions: ACUTE:INHALATION OF VAPORS MAY CONTRIBUTE TO
THE OCCURRENCE OF IRREGULAR HEARTBEAT (FP N). INHAL & INGEST ARE HARMFUL &
MAY BE FATAL. INHAL & INGEST MAY CAUSE HDCH, NAUS, VOMIT, DIZZ, NARCOSIS,
SUFFOCATION, LOWER BLOOD PRESS, CNS DEPRESS. CONT W/SKIN OR EYES MAY CAUSE
IRRIT. PRLNG SKIN CONT MAY RSLT IN DERM. EYE CONT MAY RSLT IN TEMPORARY
CORNEAL DMG. CHRONIC:CANCER HAZARD. CONTAINS METHYLENE CHLORIDE WHICH IS
LISTED AS AN ANIMAL LUNG/LIVER CARCINOGEN (FP N). CHRONIC EFTS OF OVEREXP
MAY INCLUDE KIDNEY &/OR LIVER DMG, LUNGS, BLOOD OR CNS.
Protect Eye: Y 
Protect Skin: Y 
Protect Respiratory: Y 
Label Name: ABSOLUTE STANDARDS INC 
Label Street: 44 ROSSOTTO DR 
Label City: HAMDEN 
Label State: CT 
Label Zip Code: 06514 
Label Country: US 
Label Emergency Number: 800-368-1131