SIGMA CHEMICAL COMPANY -- 88810 THIOUREA ACS ======================================================= MSDS Safety Information ======================================================= FSC: 6550 MSDS Date: 08/01/1997 MSDS Num: BWXGV LIIN: 00F039571 Product ID: 88810 THIOUREA ACS MFN: 01 Responsible Party Cage: 21076 Name: SIGMA CHEMICAL COMPANY Address: 3050 SPRUCE ST Box: 14508 City: SAINT LOUIS MO 63178-5000 Info Phone Number: 314-771-5765/800-325-3010 Emergency Phone Number: 314-771-5765/800-325-3010 Review Ind: Y Published: Y ======================================================= Preparer Co. when other than Responsible Party Co. ======================================================= Cage: 21076 Name: SIGMA CHEMICAL COMPANY Address: 3050 SPRUCE ST Box: 14508 City: ST LOUIS MO 63178 ======================================================= Contractor Summary ======================================================= Cage: 60928 Name: ALDRICH CHEMICAL CO INC Address: 1001 WEST ST PAUL AVE Box: 355 City: MILWAUKEE WI 53233 Phone: 414-273-3850 Cage: 63181 Name: FLUKA CHEMICAL CORP Address: 1001 WEST ST PAUL City: MILWAUKEE WI 53233 Phone: 414-273-3850 Cage: 21076 Name: SIGMA CHEMICAL COMPANY Address: 3050 SPRUCE ST Box: 14508 City: ST LOUIS MO 63178 Phone: 314-771-5765 ======================================================= Ingredients ======================================================= Cas: 62-56-6 RTECS #: YU2800000 Name: THIOUREA (SUSP ANIMAL CARC BY IARC GROUP 2B; SUSPECTED CARCINOGEN BY NTP) *98-1* EPA Rpt Qty: 10 LBS DOT Rpt Qty: 10 LBS ======================================================= Health Hazards Data ======================================================= LD50 LC50 Mixture: ORAL LD50 (RAT): 125 MG/KG Route Of Entry Inds - Inhalation: YES Skin: YES Ingestion: YES Carcinogenicity Inds - NTP: YES IARC: YES OSHA: NO Effects of Exposure: HARMFUL IF SWALLOWED, INHALED/ABSORBED THROUGH SKIN. MAY CAUSE SKIN/EYE IRRITATION. MATERIAL IS IRRITATING TO MUCOUS MEMBRANES & UPPER RESPIRATORY TRACT. MAY CAUSE ALLERGIC SKIN REACTION. MAY ALTER GE NETIC MATERIAL. MAY AFFECT THE LIVER, THYROID & BONE MARROW. Explanation Of Carcinogenicity: SEE INGREDIENTS Signs And Symptions Of Overexposure: IRRITATION First Aid: EYES/SKIN: FLUSH W/COPIOUS AMOUNTS OF WATER FOR 15 MINS. INHALATION: REMOVE TO FRESH AIR. GIVE CPR/OXYGEN IF NEEDED. INGESTION: WASH OUT MOUTH W/WATER PROVIDED PERSON IS CONSCIOUS. OBTAIN MEDICAL ATTE NTION IN ALL CASES. ======================================================= Handling and Disposal ======================================================= Spill Release Procedures: EVACUATE AREA. WEAR SCBA, RUBBER BOOTS & HEAVY RUBBER GLOVES, DISPOSABLE COVERALLS & DISCARD THEM AFTER USE. SWEEP UP, PLACE IN A BAG & HOLD FOR WASTE DISPOSAL. AVOID RAISING DUST. VENTILATE AREA & WA SH SITE AFTER MATERIAL PICKUP IS COMPLETE. Waste Disposal Methods: DISSOLVE/MIX THE MATERIAL W/COMBUSTIBLE SOLVENT & BURN IN A CHEMICAL INCINERATOR EQUIPPED W/AN AFTERBURNER & SCRUBBER. DISPOSE OF IAW/FEDERAL, STATE & LOCAL REGULATIONS. Handling And Storage Precautions: KEEP TIGHTLY CLOSED. STORE IN A COOL DRY PLACE. Other Precautions: DON'T BREATHE DUST, GET INTO EYES, ON SKIN/CLOTHING. AVOID PROLONGED/REPEATED EXPOSURE. ======================================================= Fire and Explosion Hazard Information ======================================================= Extinguishing Media: WATER SPRAY, CO2, DRY CHEMICAL POWDER/APPROPRIATE FOAM Fire Fighting Procedures: WEAR SELF CONTAINED BREATHING APPARATUS & PROTECTIVE CLOTHING TO PREVENT CONTACT W/SKIN & EYES. Unusual Fire/Explosion Hazard: EMITS TOXIC FUMES UNDER FIRE CONDITIONS. CONTAINER EXPLOSION MAY OCCUR UNDER FIRE CONDITIONS. ======================================================= Control Measures ======================================================= Respiratory Protection: WEAR APPROPRIATE NIOSH/MSHA APPROVED RESPIRATOR Ventilation: USE ONLY IN A CHEMICAL FUME HOOD Protective Gloves: CHEMICAL RESISTANT GLOVES Eye Protection: SAFETY GOGGLES Other Protective Equipment: SAFETY SHOWER, EYE BATH, PROTECTIVE CLOTHING Work Hygienic Practices: REMOVE/LAUNDER CONTAMINATED CLOTHING BEFORE REUSE. WASH THOROUGHLY AFTER HANDLING. Supplemental Safety and Health: VAPOR PRESSURE: 0.000000075. ======================================================= Physical/Chemical Properties ======================================================= M.P/F.P Text: 347-352.4F Vapor Pres: (SUPP) Spec Gravity: 1.405 Solubility in Water: SLIGHT Appearance and Odor: SOLID ======================================================= Reactivity Data ======================================================= Stability Indicator: YES Stability Condition To Avoid: FIRE, HEAT Materials To Avoid: STRONG OXIDIZING AGENTS, STRONG ACIDS, STRONG BASES Hazardous Decomposition Products: CO, CO2, NITROGEN OXIDES, SULFUR OXIDES Hazardous Polymerization Indicator: NO ======================================================= Toxicological Information ======================================================= ======================================================= Ecological Information ======================================================= ======================================================= MSDS Transport Information ======================================================= ======================================================= Regulatory Information ======================================================= ======================================================= Other Information ======================================================= ======================================================= HAZCOM Label ======================================================= Product ID: 88810 THIOUREA ACS Cage: 21076 Company Name: SIGMA CHEMICAL COMPANY Street: 3050 SPRUCE ST PO Box: 14508 City: ST LOUIS MO Zipcode: 63178 Health Emergency Phone: 314-771-5765/800-325-3010 Label Required IND: Y Date Of Label Review: 12/16/1998 Status Code: C Label Date: 12/16/1998 Origination Code: G Hazard And Precautions: MAY CAUSE CANCER/HERITABLE GENETIC DAMAGE. TOXIC BY INHALATION, IN CONTACT W/SKIN & IF SWALLOWED. SKIN: MAY CAUSE SENSITIZATION. MAY CAUSE ALLERGIC REACTION. EYES: IRRITATION. IRRITATION ======================================================= 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, states, or intends said information to have any application, use or viability by or to any person or persons outside the Department of Defense nor any person or persons contracting with any instrumentality of the United States of America and disclaims all liability for such use. Any person utilizing this instruction who is not a military or civilian employee of the United States of America should seek competent professional advice to verify and assume responsibility for the suitability of this information to their particular situation regardless of similarity to a corresponding Department of Defense or other government situation.