ALDRICH CHEMICAL CO INC./SUB OF SIGMA-ALDRICH CORP -- UREA 99+%, A.C.S. REAGENT, U270-9  -- 6850-00N015032
<pre>=====================  Product Identification  =====================

Product ID:UREA 99+%, A.C.S. REAGENT, U270-9
MSDS Date:12/21/1988
FSC:6850
NIIN:00N015032
=== Responsible Party ===
Company Name:ALDRICH CHEMICAL CO INC./SUB OF SIGMA-ALDRICH CORP
Address:1001 W. ST. PAUL AVE
Box:355
City:MILWAUKEE
State:WI
ZIP:53201
Country:US
Info Phone Num:414-273-3850/FAX -4979
Emergency Phone Num:414-273-3850
CAGE:60928
=== Contractor Identification ===
Company Name:ALDRICH CHEMICAL CO INC
Address:1001 WEST ST PAUL AVE
Box:355
City:MILWAUKEE
State:WI
ZIP:53233
Country:US
Phone:414-273-3850
CAGE:60928

=============  Composition/Information on Ingredients  =============

Ingred Name:UREA, 99+%
CAS:57-13-6
RTECS #:YR6250000
Fraction by Wt: 99%+

=====================  Hazards Identification  =====================

LD50 LC50 Mixture:LD50:(ORL,RAT)8471 MG/KG;(SEE SUPP DATA)
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE:MAY BE HARMFUL BY INHALATION,
    INGESTION OR SKIN ABSORPTION. CAUSES EYE AND SKIN IRRITATION.
    MATERIAL IS IRRITATING TO MUCOUS MEMBRANES AND UPPER RESPIRATORY
    TRACT.
Explanation of Carcinogenicity:NONE SPECIFIED BY MANUFACTURER.
Effects of Overexposure:NONE SPECIFIED BY MANUFACTURER.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

=======================  First Aid Measures  =======================

First Aid:EYES:IMMED FLUSH W/COPIOUS AMTS OF WATER FOR AT LEAST 15 MIN.
    SKIN:IMMED WASH W/SOAP & COPIOUS AMTS OF WATER. WASH CONTAMD
    CLOTHING BEFORE REUSE. INHAL:REMOVE TO FRESH AIR. SUPPORT BREATHING
    (GIVE O*2 /ARTF RESP), CALL MD. INGEST:CALL MD IMMEDIATELY .

=====================  Fire Fighting Measures  =====================

Flash Point:NONE
Extinguishing Media:WATER SPRAY, CARBON DIOXIDE, DRY CHEMICAL POWDER,
    ALCOHOL OR POLYMER FOAM.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA AND FULL
    PROTECTIVE EQUIPMENT . PREVENT CONTACT WITH SKIN AND EYES.
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

==================  Accidental Release Measures  ==================

Spill Release Procedures:WEAR NIOSH/MSHA APPROVED SCBA, RUBBER BOOTS,
    HEAVY RUBBER GLOVES. SWEEP UP, PLACE IN BAG & HOLD FOR WASTE
    DISPOSAL. AVOID RAISING DUST. VENTILATE AREA & WASH SPILL SITE
    AFTER MATERIAL PICKUP IS COMPLE TE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

======================	Handling and Storage  ======================

Handling and Storage Precautions:STORE IN COOL, DRY PLACE. KEEP TIGHTLY
    CLOSED. DO NOT GET IN EYES, ON SKIN OR CLOTHING. AVOID CONTACT AND
    INHALATION.
Other Precautions:IRRITANT.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:MECHANICAL EXHAUST REQUIRED.
Protective Gloves:RUBBER GLOVES.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:SAFETY SHOWER AND EYE BATH.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
LD50-LC50 MIX:LD50:(SCU,RAT)8200 MG/KG; (IVN,RAT)5300 MG/KG;
    (ORL,MUS)11 GM/KG; (SCU,MUS)9200 MG/KG; (IVN,MUS)4600 MG/KG.

==================  Physical/Chemical Properties  ==================

HCC:N1
Melt/Freeze Pt:M.P/F.P Text:271F,133C
Spec Gravity:1.335
Appearance and Odor:NONE SPECIFIED BY MANUFACTURER.

=================  Stability and Reactivity Data  =================

STRONG OXIDIZING AGENTS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:TOXIC FUMES OF:CO, CO*2, NO*X.

====================  Disposal Considerations  ====================

Waste Disposal Methods:DISSOLVE OR MIX MATERIAL W/COMBUSTIBLE SOLVENT &
    BURN IN CHEMICAL INCINERATOR EQUIPPED W/AFTERBURNER & SCRUBBER.
    OBSERVE ALL FEDERAL, STATE AND LOCAL LAWS.

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 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
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 particular situation.