**** SECTION 1 - CHEMICAL PRODUCT AND COMPANY IDENTIFICATION ****

MSDS Name: Lutetium, ingot, 99.9%
Catalog Numbers:
    AC317430000, AC317430010
Synonyms:
Company Identification (Europe):  Acros Organics BVBA
                                 Janssen Pharmaceuticalaan 3a
                                 2440 Geel, Belgium
Company Identification (USA):     Acros Organics
                                 One Reagent Lane
                                 Fairlawn, NJ  07410
For information in North America, call:   800-ACROS-01
For information in Europe, call:          0032(0) 14575211
For emergencies in the US, call CHEMTREC: 800-424-9300
For emergencies in Europe, call:     0032(0) 14575299

         **** SECTION 2 - COMPOSITION, INFORMATION ON INGREDIENTS ****

+----------------+--------------------------------------+----------+-----------+
|      CAS#      |              Chemical Name           |    %     |  EINECS#  |
|----------------|--------------------------------------|----------|-----------|
|     7439-94-3  |Lutetium                              |  99.9%   | 231-103-0 |
+----------------+--------------------------------------+----------+-----------+
         Hazard Symbols: None Listed.
         Risk Phrases: None Listed.

                 **** SECTION 3 - HAZARDS IDENTIFICATION ****

                              EMERGENCY OVERVIEW
Moisture sensitive.Air sensitive.The toxicological properties of this
material have not been fully investigated.

Potential Health Effects
    Eye:
         May cause eye irritation.
    Skin:
         May cause skin irritation.
    Ingestion:
         May cause irritation of the digestive tract. The toxicological
         properties of this substance have not been fully investigated.
    Inhalation:
         May cause respiratory tract irritation. The toxicological properties
         of this substance have not been fully investigated. May cause
         diarrhea, muscular incoordination, labored breathing, sleepiness,
         pulmonary edema, liver damage.  Respiratory and cardiac failure may
         occur.
    Chronic:
         Not available.

                   **** SECTION 4 - FIRST AID MEASURES ****

    Eyes:
         Flush eyes with plenty of water for at least 15 minutes,
         occasionally lifting the upper and lower eyelids. Get medical aid.
    Skin:
         Get medical aid if irritation develops or persists. Flush skin with
         plenty of soap and water.
    Ingestion:
         If victim is conscious and alert, give 2-4 cupfuls of milk or water.
         Never give anything by mouth to an unconscious person. Get medical
         aid.
    Inhalation:
         Remove from exposure to fresh air immediately. If not breathing,
         give artificial respiration. If breathing is difficult, give oxygen.
         Get medical aid.
    Notes to Physician:

                 **** SECTION 5 - FIRE FIGHTING MEASURES ****

    General Information:
         As in any fire, wear a self-contained breathing apparatus in
         pressure-demand, MSHA/NIOSH (approved or equivalent), and full
         protective gear.
    Extinguishing Media:
         Use extinguishing media most appropriate for the surrounding fire.

               **** SECTION 6 - ACCIDENTAL RELEASE MEASURES ****

    General Information: Use proper personal protective equipment as indicated
                         in Section 8.
    Spills/Leaks:
         Sweep up or absorb material, then place into a suitable clean, dry,
         closed container for disposal. Avoid generating dusty conditions.

                  **** SECTION 7 - HANDLING and STORAGE ****

    Handling:
         Wash thoroughly after handling. Use with adequate ventilation.
         Minimize dust generation and accumulation. Avoid contact with eyes,
         skin, and clothing. Avoid ingestion and inhalation.
    Storage:
         Store in a tightly closed container. Store in a cool, dry,
         well-ventilated area away from incompatible substances.

         **** SECTION 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION ****

    Engineering Controls:
         Use adequate ventilation to keep airborne concentrations low.
    Personal Protective Equipment

                Eyes:
                      Wear appropriate protective eyeglasses or chemical
                      safety goggles as described by OSHA's eye and face
                      protection regulations in 29 CFR 1910.133 or European
                      Standard EN166.
                Skin:
                      Wear appropriate protective gloves to prevent skin
                      exposure.
            Clothing:
                      Wear appropriate protective clothing to prevent skin
                      exposure.
         Respirators:
                      Follow the OSHA respirator regulations found in 29CFR
                      1910.134 or European Standard EN 149. Always use a
                      NIOSH or European Standard EN 149 approved respirator
                      when necessary.

            **** SECTION 9 - PHYSICAL AND CHEMICAL PROPERTIES ****

Physical State:             Solid
Appearance:                 grey
Odor:                       Not available.
pH:                         Not available.
Vapor Pressure:             Not available.
Vapor Density:              Not available.
Evaporation Rate:           Not available.
Viscosity:                  Not available.
Boiling Point:              Not available.
Freezing/Melting Point:     Not available.
Autoignition Temperature:   Not available.
Flash Point:                Not available.
Explosion Limits, lower:    Not available.
Explosion Limits, upper:    Not available.
Decomposition Temperature:
Solubility:
Specific Gravity/Density:   9.835
Molecular Formula:          Lu
Molecular Weight:           174.97

                **** SECTION 10 - STABILITY AND REACTIVITY ****

    Chemical Stability:
         Stable.
    Conditions to Avoid:
         Incompatible materials, exposure to moist air or water.
    Incompatibilities with Other Materials:
         Acids, oxidizing agents, and halogens.
    Hazardous Decomposition Products:
         No data available.
    Hazardous Polymerization: Has not been reported

               **** SECTION 11 - TOXICOLOGICAL INFORMATION ****

    RTECS#:
         CAS# 7439-94-3 unlisted.
    LD50/LC50:
         Not available.
    Carcinogenicity:
      Lutetium -
         Not listed by ACGIH, IARC, NIOSH, NTP, or OSHA.
    Epidemiology:
         No data available.
    Teratogenicity:
         No data available.
    Reproductive Effects:
         No data available.
    Neurotoxicity:
         No data available.
    Mutagenicity:
         No data available.
    Other Studies:
         No data available.

                 **** SECTION 12 - ECOLOGICAL INFORMATION ****



                **** SECTION 13 - DISPOSAL CONSIDERATIONS ****

Dispose of in a manner consistent with federal, state, and local regulations.

                 **** SECTION 14 - TRANSPORT INFORMATION ****

    US DOT
         No information available
    Canadian TDG
         No information available.

                 **** SECTION 15 - REGULATORY INFORMATION ****

US FEDERAL
    TSCA
         CAS# 7439-94-3 is listed on the TSCA inventory.
         This material does not contain any Class 2 Ozone depletors.
    Clean Water Act:
         None of the chemicals in this product are listed as Hazardous
         Substances under the CWA.
         None of the chemicals in this product are listed as Priority
         Pollutants under the CWA.
         None of the chemicals in this product are listed as Toxic Pollutants
         under the CWA.
    OSHA:
         None of the chemicals in this product are considered highly hazardous
         by OSHA.
STATE
    Lutetium is not present on state lists from CA, PA, MN, MA, FL, or
    NJ.
    California No Significant Risk Level:
    None of the chemicals in this product are listed.
European/International Regulations
    European Labeling in Accordance with EC Directives
         Hazard Symbols: Not available.
         Risk Phrases:
         Safety Phrases:
                      S 24/25  Avoid contact with skin and eyes.
  WGK (Water Danger/Protection)
         CAS# 7439-94-3: No information available.
  United Kingdom Occupational Exposure Limits

  Canada
         CAS# 7439-94-3 is listed on Canada's DSL List.
         CAS# 7439-94-3 is not listed on Canada's Ingredient Disclosure List.
  Exposure Limits

                 **** SECTION 16 - ADDITIONAL INFORMATION ****

    MSDS Creation Date:  9/02/1997  Revision #1 Date:  8/02/2000

    The information above is believed to be accurate and represents the best
    information currently available to us. However, we make no warranty of
    merchantability or any other warranty, express or implied, with respect to
    such information, and we assume no liability resulting from its use. Users
    should make their own investigations to determine the suitability of the
    information for their particular purposes. In no way shall the company be
    liable for any claims, losses, or damages of any third party or for lost
    profits or any special, indirect, incidental, consequential or exemplary
    damages, howsoever arising, even if the company has been advised of
    the possibility of such damages.
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