ALPHA-METHYLSTYRENE MONOMER, STANDARD FOR GC, STAB.
Synonym:
  Synonyms * Benzene, (1-methylethenyl)- * Isopropenil-benzolo (Italian) * Isopropenyl-benzeen (Dutch) * Isopropenyl-benzol (German) * 1-Methyl-1-phenylethylene * alpha-Methylstyreen (Dutch) * alpha-Methylstyrene * alpha-Methyl styrene (ACGIH:OSHA) * alpha-Methyl-styrol (German) * alpha-Metil-stirolo (Italian) * as-Methylphenylethylene * 2-Phenylpropene * beta-Phenylpropene * 2-Phenylpropylene * beta-Phenylpropylene
CAS Number : 98-83-9
HAZARD (GHS)
EXPOSURE CONTROLS/PERSONAL PROTECTION
Flammable liquid and vapour / May be harmful if swallowed / Cause skin irritation / Cause serious eye irritation / Suspected of causing genetic defects / Suspected of damaging fertility or the unborn child / May cause damage to organs (kidney, liver, respiratory, nervous system) / May cause respiratory irritation; or may cause drowsiness or dizziness / Cause damage to organ (central nervous system) / May be fatal if swallowed and enter airways / Toxic to aquatic life / Toxic to aquatic life with long lasting effects
ENGINEERING CONTROLS
     Safety shower and eye bath.
GENERAL HYGIENE MEASURES
     Wash contaminated clothing before reuse.  Wash thoroughly after handling.
PERSONAL PROTECTIVE EQUIPMENT
     Eye Protection:  Chemical safety goggles.
HANDLING
     Directions for Safe Handling:  Avoid breathing vapor.  Avoid contact with eyes, skin, and clothing.  Avoid prolonged or repeated exposure.
STORAGE
     Conditions of Storage:  Keep tightly closed.  Keep away from heat and open flame.  Store at 2-8?C

FIRE FIGHTING MEASURES

FIRST-AID MEASURES
PERSONAL PRECAUTION PROCEDURES TO BE FOLLOWED IN CASE OF LEAK OR SPILL
     Evacuate area.
PROCEDURE(S) OF PERSONAL PRECAUTION(S)
     Wear self-contained breathing apparatus, rubber boots, and heavy rubber gloves.
METHODS FOR CLEANING UP
     Cover with dry lime or soda ash, pick up, keep in a closed container, and hold for waste disposal.
EXTINGUISHING MEDIA
     Suitable:  Carbon dioxide, dry chemical powder, or appropriate foam.
SPECIAL RISKS
     Specific Hazard(s):  Combustible liquid.  Emits toxic fumes under fire conditions.  Vapor may travel considerable distance to source of ignition and flash back.
     Explosion Hazards:  Vapor may travel considerable distance to source of ignition and flash back.
SPECIAL PROTECTIVE EQUIPMENT FOR FIREFIGHTERS
     Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
AFTER INHALATION
     If inhaled, remove to fresh air.  If not breathing give artificial respiration.  If breathing is difficult, give oxygen.
AFTER SKIN CONTACT
     In case of contact, immediately wash skin with soap and copious amounts of water.
AFTER EYE CONTACT
     In case of contact, immediately flush eyes with copious amounts of water for at least 15 minutes.
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Reference: Sigma-Aldrich Pte Ltd #08-01 Citilink Warehouse Singapore 118529 Singapore, Catalog #69168

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