4,4'-METHYLENEBIS(PHENYL ISOCYANATE), 98 %
Synonym:
  Synonyms * Benzene, 1,1'-methylenebis(4-isocyanato- (9CI) * Bis(p-isocyanatophenyl)methane * Bis(1,4-isocyanatophenyl)methane * Bis(4-isocyanatophenyl)methane * Caradate 30 * Desmodur 44 * Difenylmethaan-dissocyanaat (Dutch) * Difenil-metan-diisocianato (Italian) * 4-4'-Diisocyanate de diphenylmethane (French) * 4,4'-Diisocyanatodiphenylmethane * Diphenylmethan-4,4'-diisocyanat (German) * Diphenyl methane diisocyanate * p,p'-Diphenylmethane diisocyanate * 4,4'-Diphenylmethane diisocyanate * Diphenylmethane 4,4'-diisocyanate * Diphenylmethane diisocyanate (ACGIH:OSHA) * Hylene M50 * Isonate * Isonate 125M * Isonate 125 MF * MDI (OSHA) * Methylenebis(4-isocyanatobenzene) * 1,1'-Methylenebis(4-isocyanatobenzene) * Methylenebis(p-phenylene isocyanate) * Methylenebis(4-phenylene isocyanate) * p,p'-Methylenebis(phenyl isocyanate) * Methylenebis(p-phenyl isocyanate) * Methylenebis(4-phenyl isocyanate)
CAS Number : 101-68-8
HAZARD (GHS)
EXPOSURE CONTROLS/PERSONAL PROTECTION
Fetal if inhaled / Cause skin irritation / May cause allergy or asthma symptoms or breathing difficulties if inhaled / May cause an allergic skin reaction / May cause respiratory irritation; or may cause drowsiness or dizziness / Cause damage to organ (respiratory)
ENGINEERING CONTROLS
     Safety shower and eye bath.  Use only in a chemical fume hood.
GENERAL HYGIENE MEASURES
     Wash thoroughly after handling.  Remove and wash contaminated clothing promptly.
PERSONAL PROTECTIVE EQUIPMENT
     Respiratory Protection:  Government approved respirator.
     Hand Protection:  Compatible chemical-resistant gloves.
     Eye Protection:  Chemical safety goggles.
HANDLING
     Directions for Safe Handling:  Do not breathe dust.  Do not get in eyes, on skin, on clothing.
STORAGE
     Conditions of Storage:  Keep tightly closed.  Store under nitrogen.  Store at 2-8?C
SPECIAL REQUIREMENTS:
     Store under inert gas.  Moisture sensitive.

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
     Sweep up, place in a bag and hold for waste disposal.  Avoid raising dust.  Ventilate area and wash spill site after material pickup is complete.
EXTINGUISHING MEDIA
     Suitable:  Carbon dioxide, dry chemical powder, or appropriate foam.
SPECIAL RISKS
     Specific Hazard(s):  Emits toxic fumes under fire conditions.
     Explosion Hazards:  Container explosion may occur under fire conditions.
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 breathing becomes difficult, call a physician.
AFTER SKIN CONTACT
     In case of skin contact, flush with copious amounts of water for at least 15 minutes.  Remove contaminated clothing and shoes.  Call a physician.
AFTER EYE CONTACT
     In case of contact with eyes, flush with copious amounts of water for at least 15 minutes.  Assure adequate flushing by separating the eyelids with fingers.  Call a physician.
AFTER INGESTION
     Do not induce vomiting.  If swallowed, wash out mouth with water provided person is conscious.  Call a physician immediately.
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Reference: Sigma-Aldrich Pte Ltd #08-01 Citilink Warehouse Singapore 118529, Catalog #256439

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