R-0012



MATERIAL SAFETY DATA SHEET



MANUFACTURER: TAYLOR TECHNOLOGIES, INC

              31 LOVETON CIRCLE

              SPARKS, MD 21152

TELEPHONE: 410-472-4340



1.PRODUCT IDENTIFICATION

   CATALOG NO.: R-0012

   PRODUCT NAME: Hardness Reagent

   CHEMICAL FAMILY: Organic chelant solution



2.INGREDIENTS

   INGREDIENT                  CAS NO.    %             NATURE OF HAZARD

   Ethylenediaminetetra-       60-00-4    <5            Irritant

   acetic acid

   Nonhazardous ingredients     NA        <1            None

   Deionized water            7732-18-5   to 100        None



3.PHYSICAL/CHEMICAL CHARACTERISTICS

   STATE: Liquid     APPEARANCE: Clear, colorless      ODOR: None

   BOILING PT (F): 212     pH: 8.1     SPECIFIC GRAVITY: 1

   VAPOR PRESSURE (mm Hg): 17      VAPOR DENSITY (AIR=1): .6

   PERCENT VOLATILE BY VOLUME: 99      SOLUBILITY IN WATER: Soluble



4.FIRE, EXPLOSION HAZARD AND REACTIVITY DATA

   FLASH PT: NA         METHOD: NA

   FLAMMABLE LIMITS: LEL: NA          UEL: NA

   EXTINGUISHING MEDIA: Dry chemical, carbon dioxide, water spray or foam

   SPECIAL PROCEDURES: Wear self-contained (positive pressure if available)

   breathing apparatus and full-protective clothing

   FIRE/EXPLOSION HAZARDS AND HAZARDOUS DECOMPOSITION PRODUCTS: May emit

   toxic fumes of nitrogen oxides, sodium oxide.

   NFPA CODE: Health: 0    Flammability: 0    Reactivity: 0  Specific: NA

   CONDITIONS TO AVOID: Extreme heat, temperatures.



5.HEALTH HAZARD DATA

   INGREDIENT: Ethylenediaminetetraacetic acid

   TOXICITY: LD50(orl-rat): 2000 mg/kg

   PEL: NE                                 TLV:    NE

   STEL: NE



   ROUTE(S) OF ENTRY: Inhalation    Ingestion X   Skin X

   TARGET ORGAN(S): Eyes, skin

   CARCINOGENICITY: NTP No     IARC No    OSHA No

   HEALTH HAZARDS AND SYMPTOMS OF EXPOSURE:

   EYES: Contact may cause irritation.

   SKIN: Contact may cause irritation.

   INGESTION: Large quantities may cause gastrointestinal irritation.

   INHALATION: NA

   MEDICAL CONDITIONS AGGRAVATED BY EXPOSURE: Eye and skin conditions

                                                                       R-0012



                                                                       Page 2



 6.PRECAUTIONARY MEASURES

    PROTECTIVE EQUIPMENT: General purpose gloves, safety glasses, lab coat

    HANDLING: Avoid contact with eyes, skin, and clothing. Avoid breathing

    chemical. Wash thoroughly after handling.

    STORAGE: Cool, dry area. Avoid direct sunlight.



 7.EMERGENCY AND FIRST AID PROCEDURES

    EYE AND SKIN CONTACT: Immediately flush eyes with water for 20 minutes or

    until chemical is removed. Call physician. Wash skin thoroughly with soap

    and water.

    INGESTION: Give large amounts of water. Call physician. Treat symptoms

    as needed. DO NOT give anything by mouth to a person who is unconscious,

    rapidly losing consciousness, or convulsing.

    INHALATION: NA



 8.SPILL AND DISPOSAL PROCEDURES

    SPILL OR RELEASE: Absorb with vermiculite or other inert material.

    Containerize for later disposal.

    DISPOSAL: Incineration or other method to comply with all local, state, and

    federal regulations.





  NA = Not applicable

  ND = Not determined

  NE = Not established



    This Material Safety Data Sheet has been prepared in accordance with 29 CFR

Part 1910.1200 and contains information believed to be accurate and complete at

the date of preparation. However, no warranty is expressed or implied. Advice

given under "Spill and Disposal Procedures" assumes compliance with federal,

state, and local regulations regarding the disposal of hazardous waste.



                                        DATE PREPARED: November 2005