MATERIAL SAFETY DATA SHEET

                                          Section 1 - Product Identification and Use

Product Name: Human HO-1 ELISA Kit                                                                            Product#: EKS-800

This product is sold only for research use by qualified laboratory personnel, and is not to be used as a drug, medical device, food additive, cosmetic,

nor household chemical. It is not to be used in diagnostic, therapeutic, consumer, agricultural, nor pesticidal applications.



  Manufacturer's Name:                                Assay Designs

  Street Address:                                     5777 Hines Drive

  City, Prov. Postal Code:                            Ann Arbor, MI 48108 USA

  Fax:                                                (734) 668-2793

  EMERGENCY PHONE:                                    (734) 668-6113 Toll Free in North America: 1-800-833-8651



                                                Section 2 - Hazardous Ingredients

Hazardous Ingredients:

Kit components may contain the following components:

CAS Registry Numbers                       Chemical Name                                                        Percentage

26628-22-8                                 Sodium Azide                                                         0.1

26172-55-4                                 5-chloro-2-methyl-isothiazolin-3-one                                 <<1.15

2682-20-4                                  2-methyl-4isothiazolin-3-one                                         <<0.35

10031-43-4                                 Copper (II) nitrate                                                  <<0.35

7786-30-3                                  Magnesium Chloride                                                   <<1.0

1.077-60-3                                 Magnesium Nitrate                                                    <<1.7

9016-45-9                                  Nonylphenylpolyethylene glycol                                       <12.5

54827-17-7                                 3,3,5,5-tetramethylbenzidine (TMB)                                   N/A

7647-01-0                                  Hydrogen chloride                                                    <8.5





                                                       Section 3 - Physical Data

The physical properties of the kit components have not been investigated thoroughly.



TMB: Clear liquid

Stop Solution: Clear, colorless to slight yellow, liquid



                                             Section 4 - Fire and Explosion Hazard

Components of the kit are non-flammable. Fire and explosion data have not been investigated.



Hazardous Combustion Products:

Kit components may emit toxic vapors

TMB: carbon monoxide, carbon dioxide, nitrogen oxide fumes

Stop Solution: Carbon dioxide, carbon monoxide, hydrogen gas fumes



                                                      Section 5 - Reactivity Data

Kit components are stable. Avoid contact with reducing agents, amines, strong acids, strong bases, and strong oxidizing agents.



TMB: Stable. Protect from direct UV light, avoid elevated temperatures, protect from moisture. Incompatible with strong oxidizing

agents, metals.

Stop Solution: Stable. Avoid elevated temperatures. Incompatible with oxidizing agents, reducing agents, and bases.

                                            MATERIAL SAFETY DATA SHEET

                                                   Section 6 - Toxicological Properties

The toxicological properties of the kit components have not been investigated. Kit components may burn eyes severely, be harmful if

absorbed through skin, burn skin severely, irritate respiratory tract, be harmful if inhaled, be harmful if swallowed. May cause an

allergic reaction in some individuals.



TMB: Irritant to eyes and skin. May cause irritation of the digestive tract and respiratory tract.

Stop Solution: Corrosive to skin and eyes. Inhalation of vapors may cause irritation of nasal and respiratory tract. Ingestion causes

gastrointestinal tract discomfort, nausea and vomiting. IARC: Group 3 Carcinogen



                                                        Section 7 ?Spill and Disposal

Wear chemical safety glasses or goggles and compatible chemical-resistant gloves. Avoid inhalation, contact with eyes, skin or

clothing.

                          *****MULTIPLE COMPONENT SPILL OR LEAK PROCEDURES*****

     Wear protective equipment (respirator, chemical safety goggles, rubber boots, and heavy rubber gloves).

     Ventilate area.

     Absorb on sand or vermiculite and place in closed containers for disposal.

     Dispose or mix the material with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and

     scrubber.

     Containers of this material may be hazardous when emptied. Emptied containers retain product residues: handle as if they were

     full.

     Observe all federal, state and local environmental regulations.



                                                        Section 8 - First Aid Measures

     If any of the kit components are ingested, immediately rinse mouth with water and seek medical attention.

     In case of skin contact, flush with copious amounts of water for at least 15 minutes. Remove contaminated clothing and shoes. If a

     rash or other irritation develops, seek medical attention.

     If inhaled, remove to fresh air. If breathing becomes difficult, seek medical attention.

     In case of eye contact, flush with copious amounts of water for at least 15 minutes while separating the eyelids with fingers. Seek

     medical attention.



                                                              Section 9 - Preparation

    Prepared by:                                           Phone#:                                           Created:                    Modified:

    Assay Designs                                          (734) 668-6113                                    06/03/05                    03/30/06

                                                           Toll free in North America:

                                                           1-800-833-8651

The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. Stressgen shall not be held liable for any

     damage resulting from handling or from contact with the above product. See the Technical Specification, Packing Slip, Invoice, and Product Catalogue for

     additional terms and conditions of sale.