Updated June 15, 2007





                                                MAGNESI UM STEARATE

                                             Material Safety Data Sheet ( MSDS)

                                                                              Eye Contact : May cause irritation.

1. PRODUCT I DENTI FI CATI ON

                                                                              Skin Contact: May cause irritation.

    Product Name: magnesium stearate                                          I ngestion: May cause gastrointestinal disturbances.

    I NCI Name: magnesium stearate

    Synonyms: magnesium octadecanoate                                      8. FI RST AI D MEASURES

    CAS Number: 557-04-0

                                                                              Eyes: Irrigate eyes with a heavy stream of water for at least 15 to

    EI NECS Number: 209-150-3

                                                                              20 minutes. If irritation persists get medical attention.

    Origin: natural, modified

                                                                              Skin: Wash exposed areas of the body with soap and water.

                                                                              I nhalation: Remove from area of exposure. If breathing is

2. PHYSI CAL & CHEMI CAL PROPERTI ES

                                                                              difficult, give oxygen. Seek medical attention if symptoms persist.

                                        130oC (266oF)

    Melting Point:                                                            I ngestion: Seek immediate medical advice

    Boiling Point:                      not determined

                                                                           9. FI RE FI GHTI NG MEASURES

    Vapor Pressure:                     not determined

    Vapor Density:                      not determined                        Flash Point: Not applicable

    Evaporation Rate:        not determined                                   Flammability, Danger of Explosion: not flammable or explosive

                                        1.028 g/ cm3 at 20oC

    Density:                                                                  Fire Fighting Procedures: Firefighters should wear full fire-

    Solubility in w ater:    insoluble                                        fighting turn-out gear (full Bunker gear) including NIOSH-approved

    pH Value:                not determined                                   self-contained breathing apparatus with full facepiece operated in

    Appearance & Odor:       white fine soapy powder, fatty odor              the pressure demand or other positive pressure mode.

3. STABI LI TY & REACTI VI TY                                              10. TOXI COLOGI CAL I NFORMATI ON

   Chemical Stability: stable if stored light-protected                       Acute Toxicity: no data available

   I ncompatibility: oxidizing agents                                         I rritation Tests: irritant to skin and eyes

   Hazardous Decomposition Products: burning can produce                      Sensitization: No sensitizing effects known

   carbon monoxide/ dioxide, magnesium oxide, metal oxide fumes               Chronic Toxicity: Magnesium stearate is considered nontoxic.

   Hazardous Polymerisation: will not occur                                   ACGIH A4: Not classifiable as a human carcinogen: Inadequate data

                                                                              on which to classify the agent in terms of its carcinogenicity in hu-

4. HANDLI NG & STORAGE                                                        mans and/ or animals.

    Avoid contact with eyes. Wash thoroughly after handling. As with all

                                                                           11. DI SPOSAL CONSI DERATI ONS

    chemicals, good industrial hygiene practices should be followed

    when handling this material. Avoid freezing or excessive heat. Do         Storage and disposal must be in accordance with applicable local,

    not handle or store near an open flame, heat or other sources of          state & federal disposal regulations. Characterization and com-

    ignition. Keep the container tightly closed and in a cool, well-          pliance with applicable laws are the responsibility solely of the

    ventilated place.                                                         generator.



5. ACCI DENTAL RELEASE MEASURES                                            12. TRANSPORT I NFORMATI ON

    Isolate spill area immediately. Keep unauthorized personnel away.         General: not regarded as hazardous material

    Ventilate closed spaces before entering. Do not touch or walk             DOT Regulations, Hazard Class: none

    through spilled material. Prevent entry into waterways, sewers,           ADR/ RI C Code, Hazard Class: none

    basements or confined areas. Surface may become slippery after            Sea Transport I MDG Code, , Hazard Class: none

    spillage. Use vacuum or broom sweeping and remove to disposal             Air Transport I ATA, , Hazard Class: none

    container. If damp, flush with water.

                                                                           13. DI SCLAI MER

6. EXPOSURE CONTROLS & PERSONAL PROTECTI ON

                                                                              This information relates only to the specific material designated and

    Respiratory Protection: Where exposure likely exceeds accep-              may not be valid for such material used in combination with any

    table criteria, use NIOSH/ OSHA-approved respiratory equipment.           other materials or in any other process. Such information is to be

    Protective Clothing: Gloves recommended to prevent skin                   the best of the company s knowledge and believed accurate and

    contact. Safety glasses, goggles, or face shield recommended for          reliable as of the date indicated. However, no representation,

    eye protection.                                                           warranty or guarantee of any kind, express or implied, is made as

    Other Protective Measures: Employees must practice good                   to its accuracy, reliability or completeness and we assume no res-

    personal hygiene, washing exposed areas of skin several times daily       ponsibility for any loss, damage or expense, direct or consequential,

    and laundering contaminated clothing before re-use.                       arising out of use. It is the user s responsibility to satisfy himself as

                                                                              to the suitableness & completeness of such information for his own

7. HAZARDS I DENTI FI CATI ON                                                 particular use.

    I nhalation: Avoid breathing dust. May cause irritation to the

    respiratory tract.





                                                   ALL DATA HEREIN ARE ALL AS PER OUR SUPPLIER.