=====================  Product Identification  =====================

MSDS NAME:THIOUREA, 88 810
NIIN:00-T69-2270
Status Code:A
MSDS Number: CKBSS
=== Responsible Party ===
Company:POST APPLE SCIENTIFIC INC
Address:8893 GULF ROAD
Box:UNKNOW
City:NORTH EAST
State:PA
ZIP:16428
Country:US
Info Phone Num:814-725-3330 / FAX: 814-725-8103
Emergency Phone Num:814-726-3330
Preparer's Name:NOT PROVIDED
Chemtrec Ind/Phone:(800)424-9300
CAGE:06JC6
=== Contractor Identification ===
Company:CHEM SCIENTIFIC INC
Address:1250 WASHINGTON ST
Box:City:NORWOOD
State:MA
ZIP:02062
Country:US
Phone:781-440-0900
Contract Num:MDA414-98-P-4734
CAGE:0X801
Company:POST APPLE SCIENTIFIC INC
Address:8893 GULF ROAD
Box:UNKNOW
City:NORTH EAST
State:PA
ZIP:16428-4298
Country:US
Phone:814-725-3330
CAGE:06JC6

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

Name:THIOUREA
CAS:62-56-6
RTECS #:YU2800000
= Wt:100.
EPA Rpt Qty:10 LBS
DOT Rpt Qty:10 LBS

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

LD50 LC50 Mixture:125 MG/KG ORL-RAT
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:UNKNOWN	  IARC:YES
Health Hazards Acute and Chronic:TOXIC, MAY CAUSE CANCER, MAY CAUSE
    HERITABLE GENETIC DAMAGE. TOXIC BY INHALATION, IN SKIN CONTACT, AND
    IF SWALLOWED. MAY CAUSE SENSITIZATION BY SKIN CONTACT. TARGET
    ORGANS: LIVER, THYROID
Explanation of Carcinogenicity:PER MSDS PRODUCT IS A GROUP 2B
    CARCINOGEN BY IARC
Effects of Overexposure:SEE HEALTH EFFECTS SECTION
Medical Cond Aggravated by Exposure:NOT PROVIDED

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

First Aid:EYES AND SKIN: IMMEDIATELY FLUSH WITH COPIOUS AMOUNTS OF
    WATER FOR AT LEAST 15 MIN WHILE REMOVING CONTAMINATED CLOTHES &
    SHOES. INHALATION: REMOVE TO FRESH AIR. IF NOT BREATHING GIVE
    ARTIFICIAL RESPIR ATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN.
    INGESTION: WASH OUT MOUTH WITH WATER PROVIDED PERSON IS CONSCIOUS.
    CALL A PHYSICIAN. WASH CONTAMINATED CLOTHING BEFORE REUSE.

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

Flash Point:NOT PROVIDED
Extinguishing Media:WATER SPRAY, CARBON DIOXIDE, DRY CHEMICAL POWDER OR
    APPROPRIATE FOAM
Fire Fighting Procedures:WEAR SELF-CONTAINED BREATHING APPARATUS AND
    PROTECTIVE CLOTHING TO PREVENT CONTACT WITH SKIN AND EYES.
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS

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

Spill Release Procedures:WEAR SELF-CONTAINED BREATHING APPARATUS,
    RUBBER BOOTS AND HEAVY RUBBER GLOVES. WEAR DISPOSABLE COVERALLS AND
    DISCARD THEM AFTER USE. 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.
Neutralizing Agent:NOT PROVIDED

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

Handling and Storage Precautions:KEEP TIGHTLY CLOSED. STORE IN COOL DRY
    PLACE.
Other Precautions:NOT PROVIDED

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

Respiratory Protection:WEAR APPROPRIATE NIOSH/MSHA-APPROVED RESPIRATOR.
Ventilation:CHEMICAL FUME HOOD
Protective Gloves:CHEMICAL RESISTANT
Eye Protection:SAFETY GOGGLES
Other Protective Equipment:SAFETY SHOWER, EYE BATH, PROTECTIVE CLOTHING
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING. AVOID PROLONGED
    OR REPEATED EXPOSURE. REMEMBER THAT PRODUCT IS A TOXIC CARCINOGEN
    AND MUTAGEN
Supplemental Safety and Health
NOT RELEVANT

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

HCC:T7
Melt/Freeze Pt:=175.C, 347.F
Appearance and Odor:WHITE CRYSTALLINE POWDER

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

STRONG OXIDIZING AGENTS, STRONG ACIDS
Stability Condition to Avoid:NOT PROVIDED
Hazardous Decomposition Products:TOXIC FUMES OF CARBON MONOXIDE, CARBON
    DIOXIDE, NITROGEN OXIDES, SULFUR OXIDES

===================  Toxicological Information	===================

Toxicological Information:HARMFUL IF SWALLOWED, INHALED, OR ABSORBED
    THROUGH SKIN. MAY CAUSE EYE IRRITATION. MAY CAUSE ALLERGIC SKIN
    REACTION. CHRONIC EFFECTS: CARCINOGEN, MAY ALTER GENETIC MATERIAL.
    TARGET ORGANS: LIVER, THYR OID. TOXICITY DATA: UNR-MAN LDLO: 147
    MG/KG, ORL-RAT LD50: 125 MG/KG, IPR-RAT LD50: 436 MG/KG, IPR-MUS
    LD50: 100 MG/KG, IPR-MAM LD50: 3500 MG/KG

=====================  Ecological Information  =====================

Ecological:DATA NOT YET AVAILABLE

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

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE WITH LOCAL, STATE &
    FEDERAL REGULATIONS.

===================  MSDS Transport Information  ===================

Transport Information:SEE TRANSPORTATION DATA.

=====================  Regulatory Information  =====================

SARA Title III Information:CHEMICAL IS SECTION 313 TOXIC
Federal Regulatory Information:CERCLA RQ IS 10 LBS. RCRA CODE IS U219.
State Regulatory Information:NOT PROVIDED

=======================  Other Information  =======================

 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.

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