PRODUCT #: 323527       NAME: SELENIUM TETRACHLORIDE 
                     MATERIAL SAFETY DATA SHEET, Valid 11/97 - 1/98 
                        Printed Thursday, March 13, 1903 4:11PM 
 
Sigma Chemical Co.         Aldrich Chemical Co., Inc.     Fluka Chemical Corp. 
P.O. Box 14508             1001 West St. Paul             1001 West St. Paul 
St. Louis, MO 63178        Milwaukee, WI 53233            Milwaukee, WI 53233 
Phone: 314-771-5765        Phone: 414-273-3850            Phone: 414-273-3850 
 
 
 
 
SECTION 1. - - - - - - - - - CHEMICAL IDENTIFICATION- - - - - - - - - - 
    CATALOG #:            323527 
    NAME:                 SELENIUM TETRACHLORIDE 
SECTION 2. - - - - - COMPOSITION/INFORMATION ON INGREDIENTS - - - - - - 
    CAS #: 10026-03-6 
    MF: CL4SE 
    EC NO: 233-053-5 
SECTION 3. - - - - - - - - - - HAZARDS IDENTIFICATION - - - - - - - - - 
  LABEL PRECAUTIONARY STATEMENTS 
    HIGHLY TOXIC (USA) 
    TOXIC (EU) 
    TOXIC BY INHALATION, IN CONTACT WITH SKIN AND IF SWALLOWED. 
    CAUSES BURNS. 
    TARGET ORGAN(S): 
    NERVES 
    LIVER 
    IN CASE OF ACCIDENT OR IF YOU FEEL UNWELL, SEEK MEDICAL ADVICE 
    IMMEDIATELY (SHOW THE LABEL WHERE POSSIBLE). 
    IN CASE OF CONTACT WITH EYES, RINSE IMMEDIATELY WITH PLENTY OF 
    WATER AND SEEK MEDICAL ADVICE. 
    DO NOT BREATHE DUST. 
    WEAR SUITABLE PROTECTIVE CLOTHING, GLOVES AND EYE/FACE 
    PROTECTION. 
    MOISTURE SENSITIVE 
    KEEP TIGHTLY CLOSED. 
SECTION 4. - - - - - - - - - - FIRST-AID MEASURES- - - - - - - - - - - 
    IN CASE OF CONTACT, IMMEDIATELY FLUSH EYES OR SKIN WITH COPIOUS 
    AMOUNTS OF WATER FOR AT LEAST 15 MINUTES WHILE REMOVING CONTAMINATED 
    CLOTHING AND SHOES. 
    ASSURE ADEQUATE FLUSHING OF THE EYES BY SEPARATING THE EYELIDS 
    WITH FINGERS. 
    IF INHALED, REMOVE TO FRESH AIR. IF NOT BREATHING GIVE ARTIFICIAL 
    RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN. 
    IF SWALLOWED, WASH OUT MOUTH WITH WATER PROVIDED PERSON IS CONSCIOUS. 
    CALL A PHYSICIAN IMMEDIATELY. 
    DISCARD CONTAMINATED CLOTHING AND SHOES. 
SECTION 5. - - - - - - - - - FIRE FIGHTING MEASURES - - - - - - - - - - 
  EXTINGUISHING MEDIA 
    USE EXTINGUISHING MEDIA APPROPRIATE TO SURROUNDING FIRE CONDITIONS. 
  SPECIAL FIREFIGHTING PROCEDURES 
    WEAR SELF-CONTAINED BREATHING APPARATUS AND PROTECTIVE CLOTHING TO 
    PREVENT CONTACT WITH SKIN AND EYES. 
  UNUSUAL FIRE AND EXPLOSIONS HAZARDS 
    EMITS TOXIC FUMES UNDER FIRE CONDITIONS. 
SECTION 6. - - - - - - - - ACCIDENTAL RELEASE MEASURES- - - - - - - - - 
    EVACUATE AREA. 
    WEAR SELF-CONTAINED BREATHING APPARATUS, RUBBER BOOTS AND HEAVY 
    RUBBER GLOVES. 
    SWEEP UP, PLACE IN A BAG AND HOLD FOR WASTE DISPOSAL. 
 
                                          Page 1 
                  PRODUCT #: 323527       NAME: SELENIUM TETRACHLORIDE 
                     MATERIAL SAFETY DATA SHEET, Valid 11/97 - 1/98 
                        Printed Thursday, March 13, 1903 4:11PM 
 
    AVOID RAISING DUST. 
    VENTILATE AREA AND WASH SPILL SITE AFTER MATERIAL PICKUP IS COMPLETE. 
SECTION 7. - - - - - - - - - - HANDLING AND STORAGE- - - - - - - - - - - 
    REFER TO SECTION 8. 
SECTION 8. - - - - - - EXPOSURE CONTROLS/PERSONAL PROTECTION- - - - - - 
    WEAR APPROPRIATE NIOSH/MSHA-APPROVED RESPIRATOR, CHEMICAL-RESISTANT 
    GLOVES, SAFETY GOGGLES, OTHER PROTECTIVE CLOTHING. 
    SAFETY SHOWER AND EYE BATH. 
    USE ONLY IN A CHEMICAL FUME HOOD. 
    FACESHIELD (8-INCH MINIMUM). 
    DO NOT BREATHE DUST. 
    DO NOT GET IN EYES, ON SKIN, ON CLOTHING. 
    AVOID PROLONGED OR REPEATED EXPOSURE. 
    WASH THOROUGHLY AFTER HANDLING. 
    CORROSIVE. 
    HIGHLY TOXIC. 
    KEEP TIGHTLY CLOSED. 
    MOISTURE SENSITIVE 
    STORE IN A COOL DRY PLACE. 
SECTION 9. - - - - - - - PHYSICAL AND CHEMICAL PROPERTIES - - - - - - - 
  APPEARANCE AND ODOR 
    PALE GREEN POWDER 
  PHYSICAL PROPERTIES 
    FLASHPOINT                NONE 
    SPECIFIC GRAVITY:      2.600 
SECTION 10. - - - - - - - - -STABILITY AND REACTIVITY - - - - - - - - - 
  INCOMPATIBILITIES 
    STRONG OXIDIZING AGENTS 
    STRONG ACIDS 
    MAY DECOMPOSE ON EXPOSURE TO MOIST AIR OR WATER. 
  HAZARDOUS COMBUSTION OR DECOMPOSITION PRODUCTS 
    HYDROGEN CHLORIDE GAS 
    SELENIUM/SELENIUM OXIDES 
SECTION 11. - - - - - - - - - TOXICOLOGICAL INFORMATION - - - - - - - - 
  ACUTE EFFECTS 
    MAY BE FATAL IF INHALED, SWALLOWED, OR ABSORBED THROUGH SKIN. 
    MATERIAL IS EXTREMELY DESTRUCTIVE TO TISSUE OF THE MUCOUS MEMBRANES 
    AND UPPER RESPIRATORY TRACT, EYES AND SKIN. 
    INHALATION MAY RESULT IN SPASM, INFLAMMATION AND EDEMA OF THE 
    LARYNX AND BRONCHI, CHEMICAL PNEUMONITIS AND PULMONARY EDEMA. 
    SYMPTOMS OF EXPOSURE MAY INCLUDE BURNING SENSATION, COUGHING, 
    WHEEZING, LARYNGITIS, SHORTNESS OF BREATH, HEADACHE, NAUSEA AND 
    VOMITING. 
    ACUTE SELENIUM POISONING PRODUCES CENTRAL NERVOUS SYSTEM EFFECTS, 
    WHICH INCLUDE NERVOUSNESS, CONVULSIONS AND DROWSINESS. OTHER SIGNS OF 
    INTOXICATION CAN INCLUDE SKIN ERUPTIONS, LASSITUDE, GASTROINTESTINAL 
    DISTRESS, TEETH THAT ARE DISCOLORED OR DECAYED, ODOROUS ("GARLIC") 
    BREATH, PARTIAL LOSS OF HAIR AND NAILS. CHRONIC EXPOSURE BY INHALATION 
    CAN PRODUCE SYMPTOMS THAT INCLUDE PALLOR, COATING OF THE TONGUE, AN- 
    EMIA, IRRITATION OF THE MUCOSA, LUMBAR PAIN, LIVER AND SPLEEN DAMAGE 
    AS WELL AS ANY OF THE OTHER PREVIOUSLY MENTIONED SYMPTOMS. 
  CHRONIC EFFECTS 
    ANEMIA 
    DERMATITIS 
    TARGET ORGAN(S): 
    CENTRAL NERVOUS SYSTEM 
    LIVER 
 
                                          Page 2 
                  PRODUCT #: 323527       NAME: SELENIUM TETRACHLORIDE 
                     MATERIAL SAFETY DATA SHEET, Valid 11/97 - 1/98 
                        Printed Thursday, March 13, 1903 4:11PM 
 
    SPLEEN 
    G.I. SYSTEM 
    TEETH 
  RTECS #: VS7875000 
    SELENIUM(IV) CHLORIDE (1:4) 
  TOXICITY DATA 
    SCU-GPG LD50:19 MG/KG                         CTOXAO 17,171,1980 
    ONLY SELECTED REGISTRY OF TOXIC EFFECTS OF CHEMICAL SUBSTANCES 
    (RTECS) DATA IS PRESENTED HERE. SEE ACTUAL ENTRY IN RTECS FOR 
    COMPLETE INFORMATION. 
SECTION 12. - - - - - - - - - ECOLOGICAL INFORMATION - - - - - - - - - - 
    DATA NOT YET AVAILABLE. 
SECTION 13. - - - - - - - - - DISPOSAL CONSIDERATIONS - - - - - - - - - 
    THE MATERIAL SHOULD BE DISSOLVED IN 1) WATER; 2) ACID SOLUTION OR 3) 
    OXIDIZED TO A WATER-SOLUBLE STATE. PRECIPITATE THE MATERIAL AS THE 
    SULFIDE, ADJUSTING THE PH OF THE SOLUTION TO 7 TO COMPLETE PRE- 
    CIPITATION. FILTER THE INSOLUBLES AND DISPOSE OF THEM IN A HAZARDOUS- 
    WASTE SITE. DESTROY ANY EXCESS SULFIDE WITH SODIUM HYPOCHLORITE. 
    NEUTRALIZE THE SOLUTION BEFORE FLUSHING DOWN THE DRAIN. 
    OBSERVE ALL FEDERAL, STATE AND LOCAL ENVIRONMENTAL REGULATIONS. 
SECTION 14. - - - - - - - - - - TRANSPORT INFORMATION - - - - - - - - - 
    CONTACT ALDRICH CHEMICAL COMPANY FOR TRANSPORTATION INFORMATION. 
SECTION 15. - - - - - - - - - REGULATORY INFORMATION - - - - - - - - - - 
  EUROPEAN INFORMATION 
    TOXIC 
    R 23/24/25 
    TOXIC BY INHALATION, IN CONTACT WITH SKIN AND IF SWALLOWED. 
    R 34 
    CAUSES BURNS. 
    S 45 
    IN CASE OF ACCIDENT OR IF YOU FEEL UNWELL, SEEK MEDICAL ADVICE 
    IMMEDIATELY (SHOW THE LABEL WHERE POSSIBLE). 
    S 26 
    IN CASE OF CONTACT WITH EYES, RINSE IMMEDIATELY WITH PLENTY OF 
    WATER AND SEEK MEDICAL ADVICE. 
    S 22 
    DO NOT BREATHE DUST. 
    S 36/37/39 
    WEAR SUITABLE PROTECTIVE CLOTHING, GLOVES AND EYE/FACE 
    PROTECTION. 
  REVIEWS, STANDARDS, AND REGULATIONS 
    OEL=MAK 
    ACGIH TLV-TWA 0.2 MG(SE)/M3                   DTLVS* TLV/BEI,1996 
    MSHA STANDARD-AIR:TWA 0.2 MG(SE)/M3 
     DTLVS* 3,224,1971 
    OSHA PEL (GEN INDU):8H TWA 0.2 MG(SE)/M3 
     CFRGBR 29,1910.1000,1994 
    OSHA PEL (CONSTRUC):8H TWA 0.2 MG(SE)/M3 
     CFRGBR 29,1926.55,1994 
    OSHA PEL (SHIPYARD):8H TWA 0.2 MG(SE)/M3 
     CFRGBR 29,1915.1000,1993 
    OSHA PEL (FED CONT):8H TWA 0.2 MG(SE)/M3 
     CFRGBR 41,50-204.50,1994 
    OEL-ARAB REPUBLIC OF EGYPT:TWA 0.2 MG(SE)/M3 JAN 1993 
    OEL-AUSTRALIA:TWA 0.2 MG(SE)/M3 JAN 1993 
    OEL-BELGIUM:TWA 0.2 MG(SE)/M3 JAN 1993 
    OEL-DENMARK:TWA 0.1 MG(SE)/M3 JAN 1993 
 
                                          Page 3 
                  PRODUCT #: 323527       NAME: SELENIUM TETRACHLORIDE 
                     MATERIAL SAFETY DATA SHEET, Valid 11/97 - 1/98 
                        Printed Thursday, March 13, 1903 4:11PM 
 
    OEL-FINLAND:TWA 0.1 MG(SE)/M3;STEL 0.3 MG(SE)/M3 JAN 1993 
    OEL-GERMANY:TWA 0.1 MG(SE)/M3 JAN 1993 
    OEL-HUNGARY:STEL 0.1 MG(SE)/M3 JAN 1993 
    OEL-THE NETHERLANDS:TWA 0.2 MG(SE)/M3 JAN 1993 
    OEL-THE PHILIPPINES:TWA 0.2 MG(SE)/M3 JAN 1993 
    OEL-POLAND:TWA 0.1 MG(SE)/M3 JAN 1993 
    OEL-SWEDEN:TWA 0.1 MG(SE)/M3 JAN 1993 
    OEL-SWITZERLAND:TWA 0.1 MG(SE)/M3 JAN 1993 
    OEL-TURKEY:TWA 0.2 MG(SE)/M3 JAN 1993 
    OEL-UNITED KINGDOM:TWA 0.1 MG(SE)/M3 JAN 1993 
    OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA CHECK ACGIH TLV 
    OEL IN NEW ZEALAND, SINGAPORE, VIETNAM CHECK ACGIH TLV 
    EPA TSCA SECTION 8(B) CHEMICAL INVENTORY 
  U.S. INFORMATION 
    THIS PRODUCT IS SUBJECT TO SARA SECTION 313 REPORTING REQUIREMENTS. 
SECTION 16. - - - - - - - - - - OTHER INFORMATION- - - - - - - - - - - - 
    THE ABOVE INFORMATION IS BELIEVED TO BE CORRECT BUT DOES NOT PURPORT TO 
    BE ALL INCLUSIVE AND SHALL BE USED ONLY AS A GUIDE. SIGMA, ALDRICH, 
    FLUKA SHALL NOT BE HELD LIABLE FOR ANY DAMAGE RESULTING FROM HANDLING 
    OR FROM CONTACT WITH THE ABOVE PRODUCT. SEE REVERSE SIDE OF INVOICE OR 
    PACKING SLIP FOR ADDITIONAL TERMS AND CONDITIONS OF SALE. 
    COPYRIGHT 1997 SIGMA CHEMICAL CO., ALDRICH CHEMICAL CO., INC., 
    FLUKA CHEMIE AG 
    LICENSE GRANTED TO MAKE UNLIMITED PAPER COPIES FOR INTERNAL USE ONLY 
 
 
 
 
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