MATERIAL SAFETY DATA SHEET

                                                                                       LaMOTTE COMPANY

                                                                         PO BOX 329 - CHESTERTOWN - MARYLAND - 21620

                                                                          TELEPHONE # FOR INFORMATION 410-778-3100



                                                            24 Hour Emergency Number (CHEM-TEL) 800-255-3924

  1. PRODUCT IDENTIFICATION

  Hydroculture pH Indicator                                                         Code Nr.           5132

  (Urine Ind.)

  2. HAZARDOUS INGREDIENTS

  NAME                                                                                          CAS #              TSCA #            %               PEL                        TLV



^ Methyl Alcohol                                                                                67-56-1                               4          260 mg/cubic m            200 ppm





  Ethyl Alcohol                                                                                 64-17-5                              82        1900 mg/cubic m            1000 ppm









  3. NON-HAZARDOUS INGREDIENTS EXCEPT WATER (7732-18-5)

  NAME                                                                                                                                                       CAS #                       %

  Bromthymol Blue                                                                                                                                           76-59-5                      <0.1

  Methyl Red                                                                                                                                                492-52-7                     <0.1

  Water to 100%







  4. PHYSICAL DATA

  Appearance: Dark Green Liquid

  Solubility in Water: Soluble                      Odor: Alcohol                                                Boiling Point:                          Melt. Point:

                                                                                                                                      ca. 80 deg C                        N/A

  Vapor Pressure: ca. 40 @20deg C                   Vapor Density:                               pH:

                                                                              1.6(Air=1)                  N/A

  5. FIRE AND EXPLOSION DATA

  Flash Point (method used) 23 deg C-closed cup                                                                 Flammable Limit: LEL:                             UEL:

                                                                                                                                              3.3%                        19%

  Extinguishing Media: Dry chemical, CO2, or water spray

  HMIS Hazard: Health - 1        Flammability - 3                                Reactivity -                              Scale: 4 = Extreme, 3 = High, 2 = Moderate, 1 = Slight, 0 = Least

                                                                                                0

  Special Fire Fighting Procedures:

  N/A

  Unusual Fire & Explosion Hazard:

  Vapors may travel distance to ignition source and flash back.





  6. REACTIVITY DATA

   Stability:      Conditions to avoid: Heat, sources of ignition

                   Incompatibility (Materials to avoid):

        Stable

                   Contact with nitric acid or other strong oxidizers

        Unstable

                   Hazardous Decomposition Products:                    COx

  7. HEALTH HAZARD DATA

  Toxicity: oral hmn LDLo: 1400 mg/kg, ethanol; 143 mg/kg, methanol.

  Primary Route of Entry:                                Skin Carcinogenicity:

                                  Inhalation                                                              None              NTP

                                         Ingestion                N/ A                                    OSHA              IARC

  Other Health Related Comments:



  Target Organs: Central Nervous System

  Signs and symptoms of exposure:

  Vapors and liquid harmful. Inhalation can cause headache, dizziness, nausea. May be irritating to eyes and skin. Harmful if swallowed: Ingestion may be fatal or cause blindness.





  Medical Condition Aggravated by Exposure:                 N/A

  8. EMERGENCY FIRST AID PROCEDURES

  Eye Contact: Flush thoroughly with water. Consult physician.

  Ingestion: Give plenty of water. Call a physician immediately.

  Inhalation:

  Remove to fresh air.

  Skin Contact:

  Flush with water. Wash with soap and water.





  9. SPILL AND DISPOSAL PROCEDURES

  Spill and Leak:

  Eliminate all sources of ignition. Absorb on paper. Evaporate on iron pan in hood.





  Disposal:

  Small quantity: Flush down drain with excess water. Large quantity: Atomize into an incinerator. Dispose according to federal, state and local regulations.





  10. PRECAUTIONARY MEASURES

  In Handling:             Gloves               Eye Protection                 N/A                  Other:      Lab Coat

  Ventilation                       Normal             Mechanical                Respiratory Protection

  Work/Hygienic Practices:          Use with adequate ventilation and avoid contact with skin.

  11. SPECIAL PRECAUTIONS

  Do not use near heat or flame

  DATE: 11/6/01                                             The above information is believed to be correct but does not claim to be all inclusive and should be used only as a guide.



    ^    This is a toxic chemical subject to reporting requirements of section 313 of EPCRA and 40CFR372.