Lithostat

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                      **** MATERIAL SAFETY DATA SHEET ****

  Acetohydroxamic acid, 98+%

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

MSDS Name: Acetohydroxamic acid, 98+%
Catalog Numbers:
     17013-0000, 17013-0050, 17013-0100, 17013-0250
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#  |Haz Symbols| Risk Phrases  |
|----------------|--------------------------------------|----------|-----------|-----------|---------------+
|      546-88-3  |Acetohydroxamic acid                  |   98+%   | 208-913-8 |||
+----------------+--------------------------------------+----------+-----------+-----------+---------------+
          Hazard Symbols: T
          Risk Phrases: None Listed.

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

                               EMERGENCY OVERVIEW
May cause harm to the unborn child.Hygroscopic (absorbs moisture
from the air).

Potential Health Effects
     Eye:
          May cause eye irritation.
     Skin:
          May cause skin irritation.
     Ingestion:
          Harmful if swallowed.
     Inhalation:
          May cause respiratory tract irritation.
     Chronic:
          Prolonged or repeated exposure may cause adverse reproductive
          effects.

                    **** 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:
          Flush skin with plenty of water for at least 15 minutes while
          removing contaminated clothing and shoes.
     Ingestion:
          Get medical aid. Wash mouth out with water.
     Inhalation:
          Remove from exposure and move to fresh air immediately. If not
          breathing, give artificial respiration. If breathing is difficult,
          give oxygen.
     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 water spray, dry chemical, carbon dioxide, or chemical foam.

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

     General Information: Use proper personal protective equipment as indicated
                          in Section 8.
     Spills/Leaks:
          Vacuum or sweep up material and place into a suitable disposal
          container.

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

     Handling:
          Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin
          and eyes. Use only in a chemical fume hood.
     Storage:
          Store in a cool, dry place. Store in a tightly closed container.

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

     Engineering Controls:
          Facilities storing or utilizing this material should be equipped
          with an eyewash facility and a safety shower.
     Personal Protective Equipment

                 Eyes:
                       Wear chemical goggles.
                 Skin:
                       Wear appropriate protective gloves to prevent skin
                       exposure.
             Clothing:
                       Wear a chemical apron.
          Respirators:
                       A NIOSH/MSHA approved air purifying dust or mist
                       respirator or European Standard EN 149.

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

Physical State:             Solid
Color:                      white - light yellow
Odor:                       acetic odor - faint odor
pH:                         Not available.
Vapor Pressure:             Not available.
Viscosity:                  Not available.
Boiling Point:              Not available.
Freezing/Melting Point:     86 - 90 deg C
Autoignition Temperature:   Not available.
Flash Point:                Not available.
Explosion Limits, lower:    Not available.
Explosion Limits, upper:    Not available.
Decomposition Temperature:
Solubility in water:
Specific Gravity/Density:
Molecular Formula:          CH3C(=NOH)OH
Molecular Weight:           75.06

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

     Chemical Stability:
          Stable under normal temperatures and pressures.
     Conditions to Avoid:
          Incompatible materials, exposure to moist air or water.
     Incompatibilities with Other Materials:
          Strong oxidizing agents, strong acids, strong bases.
     Hazardous Decomposition Products:
          Nitrogen oxides, carbon monoxide, carbon dioxide.
     Hazardous Polymerization: Has not been reported.

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

     RTECS#:
          CAS# 546-88-3: AK8157000
     LD50/LC50:
          Not available.
     Carcinogenicity:
       Acetohydroxamic acid -
          Not listed by ACGIH, IARC, NIOSH, NTP, or OSHA.
          See actual entry in RTECS for complete information.

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



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

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

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

     IATA
          No information available.
     IMO
          No information available.
     RID/ADR
          No information available.

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

 European/International Regulations
     European Labeling in Accordance with EC Directives
          Hazard Symbols: T
          Risk Phrases:
                       R 61  May cause harm to the unborn child.
          Safety Phrases:
                       S 53  Avoid exposure - obtain special instructions
                       before use.
                       S 45  In case of accident or if you feel unwell, seek
                       medical advice immediately (show the label where
                       possible).
   WGK (Water Danger/Protection)
          CAS# 546-88-3: No information available.
   United Kingdom Occupational Exposure Limits

   United Kingdom Maximum Exposure Limits

   Canada
          CAS# 546-88-3 is listed on Canada's DSL List.
          CAS# 546-88-3 is not listed on Canada's Ingredient Disclosure List.
   Exposure Limits
 US FEDERAL
     TSCA
          CAS# 546-88-3 is not listed on the TSCA inventory.
          It is for research and development use only.

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

     MSDS Creation Date:  6/30/1998  Revision #0 Date: Original.

     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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