ABSOLUTE STANDARDS -- METHYLENE CHLORIDE 
MATERIAL SAFETY DATA SHEET
NSN: 681000N061718
Manufacturer's CAGE: 0UCN3 
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: CT 
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: 24JUL95 
MSDS Preparer's Name: JACK CRISCIO 
Preparer's Company: SAME 
MSDS Serial Number: BYFSB 
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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; Z-2 
ACGIH TLV: 50 PPM, A2; 9495 
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Proprietary: NO 
Ingredient: FIRE FIGHT PROC: EXPOSED CONTAINERS COOL.
Ingredient Sequence Number: 02 
NIOSH (RTECS) Number: 9999999ZZ 
OSHA PEL: NOT APPLICABLE 
ACGIH TLV: NOT APPLICABLE 
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Proprietary: NO 
Ingredient: SPILL PROC: DISPOSAL. FLUSH AREA WITH WATER.
Ingredient Sequence Number: 03 
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 WITH 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: 19% 
Upper Explosive Limit: 12% 
Extinguishing Media: USE ALCOHOL, FOAM, DRY CHEMICAL OR CARBON DIOXIDE.
Special Fire Fighting Proc: USE NIOSH/MSHA APPRVD PRESSURE DEMAND SCBA &
FULL PROT EQUIP (FP N). MOVE CONTAINER FROM FIRE AREA IF IT CAN BE DONE W/
OUT RISK. USE H*2O TO KEEP FIRE-(ING 2)
Unusual Fire And Expl Hazrds: VAP MAY FORM FLAM MIX IN ATMOSPHERE THAT
CNTNS HIGH PERCENTAGE OF OXYG. CLSD CNTNRS EXPOS TO HEAT MAY EXPLODE. CNTCT
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: CARBON MONOXIDE, CARBON DIOXIDE, FORMALDAHYDE.
PHOSGENE, HCL (FP N).
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: CHLOROCARBON MATLS HAVE PRODUCED SENSIT OF
THE MYOCARDIUM TO EPINEPHRINE IN LAB ANIMALS & COULD HAVE SIMILAR EFT IN
HUMANS. ADRENOMIMETICS (EG. EPINEPHRINE) MAY BE CONTRA-INDICATED EXCEPT FOR
LIFE-SUSTAINING USES IN HUMANS ACUTELY/CHRONICALLY EXPOS TO CHLOROCARBONS
(FP N). ACUTE: INHAL & INGEST ARE (EFTS OF OVEREXP)
Carcinogenicity - NTP: YES 
Carcinogenicity - IARC: YES 
Carcinogenicity - OSHA: NO 
Explanation Carcinogenicity: METHYLENE CHLORIDE:IARC MONOGRAPHS
SUPPLEMENT, VOL 7, PG 194, 1987: GROUP 2B. NTP 7TH ANNUAL RPT ON
CARCINOGENS,(SUPDAT)
Signs/Symptoms Of Overexp: HLTH HAZ: HARMFUL & MAY BE FATAL. INHAL &
INGEST MAY CAUSE SUFFOCATION. LOW BLOOD PRESS, CNS DEPRESS. CNTCT W/SKIN/
EYES MAY CAUSE IRRIT. PRLNGD SKIN MAY RSLT IN DERMATITIS. EYE CONTACT: MAY
RESULT IN TEMPORARY CORNEAL DAMAGE. CHRONIC: MAY INCLUDE KIDNEY AND/OR
LIVER DAMAGE, LUNGS, BLOOD OR CENTRAL NERVOUS SYSTEM.
Med Cond Aggravated By Exp: EYE DISORDERS, SKIN DISORDERS, LIVER OR KIDNEY
DISORDERES, CARDIOVASCULAR DISORDERS, HEAT DISORDERS, CENTRAL NERVOUS
SYSTEM DISORDERS, HEAVY DRINKERS, AND HEAVY SMOKERS.
Emergency/First Aid Proc: CALL A PHYSICIAN. INGEST: IF SWALLOWED, DO NOT
INDUCE VOMITING. INHAL: IF INHALED, REMOVE TO FRESH AIR. IF NOT BREATHING,
GIVE ARTIFICIAL RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN. EYE OR
SKIN: IN CASE OF CONTACT, IMMEDIATELY FLUSH EYES OR SKIN WITH PLENTY OF
WATER FOR AT LEAST 15 MIN. WARNING: THIS PRODUCT IS A CHEMICAL KNOWN TO THE
STATE OF CALIFORNIA TO CAUSE CANCER.
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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, SMKNG/FLAMES IN AREA. STOP LEAK IF
YOU CAN DO SO W/OUT RISK. USE H*2O SPRAY TO REDUCE VAPS. TAKE UP W/SAND/
OTHER NON-COMBUST MATL & PLACE INTO CNTN FOR LATER (ING 3)
Neutralizing Agent: NONE SPECIFIED BY MANUFACTURER.
Waste Disposal Method: DISPOSAL IN ACCORDANCE WITH ALL APPLICABLE FEDERAL,
STATE AND LOCAL ENVIRONMENTAL REGULATIONS. EPA HAZARDOUS WASTE NUMBER: U080
(TOXIC WASTE).
Precautions-Handling/Storing: BOND & GROUND CONTAINERS WHEN TRANSFERRING
LIQ. KEEP CONTAINERS TIGHTLY CLOSED. STORE IN A COOL, DRY, WELL-VENTILATED,
FLAMMABLE LIQUID STORAGE AREA.
Other Precautions: USE GEN/LOCAL EXHST VENT TO MEET TLV REQUIREMENTS.
STORAGE COLOR CODE BLUE HLTH. NO SMKNG IN AREA OF USE. DO NOT USE IN GEN
VICINITY OF ARC WELDING, OPEN FLAMES/HOT SURFS. HEAT &/UV RADIA MAY CAUSE
THE FORMATION OF HCL &/PHOSGENE (FP N).
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                             Control Measures
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Respiratory Protection: RESPIRATORY PROTECTION REQUIRED IF AIRBORNE
CONCENTRATION EXCEEDS TLV. AT CONCENTRATIONS ABOVE 200 PPM, A NIOSH/MSHA
APPROVED SELF CONTAINED BREATHING APPARATUS IS ADVISED.
Ventilation: MECHANICAL GENERAL.
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: EXPLAN OF CARCIN:1994:ANTICIPATED TO BE
CARCIN ANIMAL:LUNG, LIV, SALIVARY, MAMMARY GLAND (TUMORS). EXPLO HAZ:BURNS
W/CLEAR, ALMOST INVISIBLE FLAME. CONCENTRATED VAPOR CAN BE IGNITED BY A
HIGH INTENSITY INGEST SOURCE. TOXIC GASES PRODUCE MAY INCLUDE: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: 24JUL95 
Label Date: 24JUL95 
Label Status: G 
Common Name: METHYLENE CHLORIDE 
Chronic Hazard: YES 
Signal Word: WARNING! 
Acute Health Hazard-Moderate: X 
Contact Hazard-Moderate: 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). INHALATION AND INGESTION ARE
HARMFUL AND MAY BE FATAL. INHALATION AND INGESTION MAY CAUSE HEADACHE,
NAUSEA, VOMITING, DIZZINESS, NARCOSIS, SUFFOCATION, LOWER BLOOD PRESSURE,
CENTRAL NERVOUS SYSTEM DEPRESSION. CONTACT WITH SKIN OR EYES MAY CAUSE
CANCER HAZARD. CONTAINS METHYLENE CHLORIDE, WHICH IS LISTED AS AN ANIMAL
LUNG AND LIVER CARCINOGEN (FP N). MAY DAMAGE KIDNEYS, LUNG, LIVER, BLOOD OR
CENTRAL NERVOUS SYSTEM. SKIN: DERMATITIS.
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: CT 
Label Emergency Number: 800-368-1131