Material Safety Data Sheet
Science Stuff, Inc.
1104 Newport Ave
Austin, TX 78753
Phone (512) 837-6020
Chemtrec 800-424-9300
24 Hour Emergency Assistance
Section 1 Identification
Product Number:C1677 
Hazard Rating:
NA = Not Applicable NE = Not Established
Product Name:Dichloromethane (Methylene Chloride) Reagent A.C.S.
Trade/Chemical Synonyms 
C.A.SCAS# 75-09-2
Section 2 Component Mixture
Sara 313ComponentCAS Number%DimExposure Limits:
Dichloromethane (Methylene Chloride) CAS# 75-09-2 100% V/V OSHA TWA 25 ppm, STEL (C) 25 ppm 
Section 3 Hazard Identification (Also see section 11)
Keep away from heat and ignition sources. May be harmful if swallowed. Avoid breathing vapor or dust. Use with adequate ventilation. Avoid contact with eyes, skin, and clothes. Wash thoroughly after handling. Keep container closed. 
Section 4 First Aid Measures
Keep away from heat and ignition sources. May be harmful if swallowed. Avoid breathing vapor or dust. Use with adequate ventilation. Avoid contact with eyes, skin, and clothes. Wash thoroughly after handling. Keep container closed.

FIRST AID: CALL A PHYSICIAN. SKIN: Remove contaminated clothing. Wash exposed area with soap and water.

EYES: Wash eyes with plenty of water for at least 15 minutes, lifting lids occasionally. Seek Medical Aid. INHALATION: Remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen

INGESTION: If swallowed, induce vomiting immediately after giving two glasses of water. Never give anything by mouth to an unconcious person.
Section 5 Fire Fighting Measures
Fire Extinguisher Type:Water spray, Carbon dioxide, dry chemical, powder, foam.
Fire/Explosion Hazards:Vapors may form explosive mixture with air.
Fire Fighting Procedure:Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and clothing.
Section 6 Accidental Release Measures
Eliminate Ignition Sources. Neutralize with: Soda lime, soda ash. Absorb with vermiculite or other inert material. Place in container.
Section 7 Handling and Storage
Store in a cool dry well ventilated area. Keep away from heat and flame. Do not get in eyes, on skin, or on clothing. 
Section 8 Exposure Controls & Personal Protection
Respiratory Protection:NIOSH/MSHA-approved respirator
Ventilation: Mechanical: Hand Protection:NIOSH Approved Gloves, impervious to Organics
Local Exhaust: Eye Protection:Splash Goggles
Other Protective Equipment: Wear appropriate clothing to prevent skin exposure
Section 9 Physical and Chemical Properties
Melting Point:-142FSpecific Gravity1.33
Boiling Point:104F Percent Volatile by Volume:>99
Vapor Pressure:350 mm Hg Evaporation Rate:Information not available
Vapor Density: 2.9 Evaporation Standard:
Solubility in Water: Soluble Auto ignition Temperature: Information not available
Appearance and Odor: Colorless liquid, ether odor Lower Flamm. Limit in Air: Information not available
Flash Point: N/A Upper Flamm. Limit in Air: Information not available
Section 10 Stability and Reactivity Information
Stability: StableConditions to Avoid: Avoid contact with incompatible materials.
Materials to Avoid:
oxidizers, nitrogen tetroxide, liquid oxygen, metals, urea
Hazardous Decomposition Products:
Carbon dioxide, carbon monoxide,phosgene gas,
Hazardous Polymerization:Will Not Occur
Condition to Avoid:None known
Section 11 Additional Information
NOTE: Vapors may cause eye and skin irritation. Contact with liquid may cause severe irritation and possible burns. May be absorbed through skin. Inhalation and ingestion may cause irritation, headache, nausea, dizziness and drowsiness. Persons with pre-existing conditions may be more susceptible. Target organs: central nervous system, liver, lungs and pancreas. Suspected carcinogen. 
DOT Classification: Dichloromethane, 6.1, UN1593, PG III
DOT regulations may change from time to time. Please consult the most recent version of the relevant regulations.
Revision No:0.1Date Entered: 9/1/2006 Approved by: WPF

The information contained herein is believed to be accurate and is offered in good faith for the user's consideration and investigation. No warranty is expressed or implied regarding the completeness or accuracy of this information, whether originating from Science Stuff, Inc. or from an alternate source. Users of this material should satisfy themselves by independent investigation of current scientific and medical information that this material may be safely handled.