Product ID:ACETONITRILE
MSDS Date:04/05/1991
FSC:6810
NIIN:01-270-5959
MSDS Number: BVZLC

SIGMA CHEMICAL CO

ST. LOUIS, MO 63178

Emergency Phone: 314-771-5765

Info Phone: 800-325-8070

Cage: 21076

SIGMA CHEMICAL COMPANY

14508 ST LOUIS, MO 63178 US

Telephone: 314-771-5765

Cage: 21076

ACETONITRILE (SARA III)

CAS: 75-05-8

RTECS: AL7700000

Fraction By Weight: 100% %

OSHA PEL 40PPM

ACGIH TLV: 40PPM/60STEL; 9394

EPA Report Quantity: 5000 LBS

DOT Report Quantity: 5000 LBS

LD50 LC50 Mixture:ORAL (RAT) LD50: 2730 MG/KG
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:HARMFUL IF SWALLOWED, INHALED OR
ABSORBED THROUGH THE SKIN. VAPOR OR MIST IS IRRITATING TO THE EYES,
MUCOUS MEMBRANES AND UPPER RESPIRATORY TRACT. TARGET ORGANS:
CENTRAL NERVOUS SYSTEM, LIVER, KIDNEYS , BLOOD, LUNGS.
Explanation of Carcinogenicity:THIS COMPOUND CONTAINS NO INGREDIENTS AT
CONCENTRATIONS OF 0.1% OR GREATER THAT ARE CARCINOGENS OR SUSPECT
CARCINOGENS.
Effects of Overexposure:BURNING SENSATION, COUGHING, WHEEZING,
LARYNGITIS, SHORTNESS OF BREATH, HEADACHE, NAUSEA AND VOMITING.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:EYES: FLUSH WITH WATER FOR 15 MINUTES WHILE HOLDING EYELIDS
OPEN. GET MEDICAL ATTENTION. SKIN: REMOVE CONTAMINATED CLOTHING.
WASH WITH SOAP AND WATER. IF IRRITATION PERSISTS, GET MEDICAL
ATTENTION. IN HALATION: REMOVE TO FRESH AIR. RESTORE BREATHING. GET
MEDICAL ATTENTION. INGESTION: WASH OUT MOUTH WITH WATER IF
CONSCIOUS. CALL A PHYSICIAN.

Flash Point:42.0F,5.6C
Autoignition Temp:Autoignition Temp Text:973F
Lower Limits:4.4 %
Upper Limits:16 %
Extinguishing Media:DRY CHEMICAL POWDER, CARBON DIOXIDE, ALCOHOL OR
POLYMER FOAM.
Fire Fighting Procedures:FIRE FIGHTERS SHOULD USE NIOSH APPROVED SCBA &
FULL PROTECTIVE EQUIPMENT WHEN FIGHTING CHEMICAL FIRE. USE WATER
SPRAY TO COOL NEARBY CONTAINERS EXPOSED TO FIRE.
Unusual Fire/Explosion Hazard:EXTREMELY FLAMMABLE. VAPOR MAY TRAVEL
CONSIDERABLE DISTANCE TO SOURCE OF IGNITION AND FLASH BACK. EMITS
TOXIC FUMES UNDER FIRE CONDITIONS.

Spill Release Procedures:ELIMINATE SOURCES OF IGNITION. EVACUATE AREA.
WEAR PROPER PERSONAL PROTECTIVE EQUIPMENT. CONTAIN SPILL. COVER
WITH AN ACTIVATED CARBON APPARATUS. TAKE UP AND PLACE IN
CONTAINERS. VENTILATE SPILL SITE AFTER MATERIAL PICK UP IS
COMPLETE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:USE ONLY IN A CHEMICAL FUME HOOD. DO
NOT BREATHE VAPOR. AVOID CONTACT WITH EYES, SKIN AND CLOTHING.
AVOID PROLONGED OR REPEATED EXPOSURE.
Other Precautions:KEEP TIGHTLY CLOSED. KEEP AWAY FROM HEAT, SPARKS AND
OPEN FLAME. HYGROSCOPIC. HANDLE AND STORE UNDER NITROGEN. STORE IN
A COOL, DRY PLACE.

Respiratory Protection:WEAR APPROPRIATE NIOSH/MSHA-APPROVED RESPIRATOR.
Ventilation:LOCAL EXHAUST AND MECHANICAL (GENERAL) VENTILATION TO
MAINTAIN EXPOSURE LEVELS.
Protective Gloves:IMPERVIOUS
Eye Protection:SAFETY GLASSES OR GOGGLES
Other Protective Equipment:PROTECTIVE CLOTHING AS REQUIRED TO AVOID
SKIN CONTACT. AN EMERGENCY EYE WASH STATION AND SHOWER SHOULD BE
AVAILABLE.
Work Hygienic Practices:WASH WITH SOAP AND WATER AFTER HANDLING PRODUCT
AND BEFORE EATING DRINKING OR SMOKING.
Supplemental Safety and Health
NONE SPECIFIED BY MANUFACTURER.

HCC:F5
Boiling Pt:B.P. Text:178F,81C
Melt/Freeze Pt:M.P/F.P Text:-54F,-48C
Vapor Pres:72.8
Vapor Density:1.41
Spec Gravity:0.786
Evaporation Rate & Reference:NOT GIVEN
Solubility in Water:NOT GIVEN
Appearance and Odor:COLORLESS LIQUID

Stability Indicator/Materials to Avoid:YES
ACIDS, BASES, OXIDIZING AGENTS, REDUCING AGENTS, ALKALI METALS
Stability Condition to Avoid:HEAT, OPEN FLAME, SPARKS, MOISTURE
Hazardous Decomposition Products:CARBON MONOXIDE, CARBON DIOXIDE,
NITROGEN OXIDES.

Waste Disposal Methods:PREVENT WASTE FROM CONTAMINATING SURROUNDING
ENVIRONMENT. DISCARD ANY PRODUCT, RESIDUE, DISPOSAL CONTAINER OR
LINER IN ACCORDANCE WITH ALL 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.