MATERIAL SAFETY DATA SHEET



US Department of Labor

Occupational Safety and Health Administration

Hazard Communication Standard

29 CFR 1910.1200



IDENTITY:                 Phase Change Inserts      P/N 8414-11





SECTION I                 Identification & General Information



                          Allegro Industries                          Chemtrac (800) 424-9300

                          7221 Orangewood Ave.

                          Garden Grove, CA 92841

                          (714) 899-9855



SECTION II                Hazardous Ingredients/Identity Information



 Ingredient:                   CAS No.             Exposure Limit:             OSHA PEL               ACGIH TLV

 n-Hexadecane                  544-76-3              350 mg/m³                   NDA                    NDA

 n-Tetradecane                 629-59-4              350 mg/m³                   NDA                    NDA



                             THIS PRODUCT HAS NO DOT HAZARDOUS COMPONENTS



SECTION III               Physical/Chemical Characteristics



Boiling Point (Deg C):         486ºF (252º C)

Melting Point (Deg C):         58º F (14º C)                  Vapor Density:           7 (Air = 1)

Specific Gravity:              0.773 (H²0 = 1)                Vapor Pressure:          1mm/222º F (106º C)

Solubility in Water:           None                           Reactivity in Water:     None

Appearance:                    Colorless liquid               Odor:                    Mild wax odor



SECTION IV                Fire and Explosion Hazard Data



Flash Point:                   275º F (135º C)              Method Used:    Closed Cup

LEL/UEL Flammability:          Not Available

Auto-Ignition Temperature:     Greater than 400º F (204º C) Extinguishing Media:    CO2, Foam Dry Chemicals

Unusual Fire and

Explosion Hazards:             None

Special Fire Fighting

Procedures:                    Use of water on burning material may spread fire.



Note: Immediately discontinue using the Phase Change vest if the inserts leak, rupture or become opened. Avoid open flame

or sparks if the phase change liquid is absorbed into vest or other material.



SECTION V                 Health Hazard Data

Acute:                            Skin and eye irritant

Chronic:                          Not Determined

Signs and Symptoms of Exposure:   Redness of skin

Medical Conditions Aggravated

By Exposure:                      Sensitive Skin



Chemical Listed as Carcinogen or Potential Carcinogen:

National Toxicology Program: No            I.A.R.C. Monographs:       No       OSHA: No



SECTION VI                Emergency First Aid Procedures                               P/N 8414-11

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Inhalation:                         Remove from area to fresh air.

Skin Contact:                       Remove contaminated clothing

Skin & Eyes:                        Wash affected areas with soap and warm water.

Ingestion:                          Do not induce vomiting. Drink 3-4 glasses of water.

                                    Contact physician.



SECTION VII                 Physical Hazards (Reactivity Data)



Stability:                          Stable                    Hazardous Polymerization: Will not occur

Incompatibility:                    Strong oxidizing agents   Conditions to avoid:     Contact with oxidizing agents

Hazardous Decomposition

Products:                           CO2, CO



SECTION VIII                Personal Protection



Respiratory Protection:             None, under normal conditions

Ventilation:                        Local exhaust

Protective Gloves:                  Rubber

Eye Protection:                     Safety glasses

Other Protective Clothing

Or Equipment:                       None, under normal conditions.

Work/Hygienic Practices:            Keep area and equipment clean.



SECTION IX                  Special Precautions and Spill/Leak Procedures



Precautions to be taken in Handling

And Storage:                        Store in closed containers away from flames.

Other Precautions:                  Do not store with oxidizing agents.

Steps to be Taken if Material

is Released or Spilled:             Contain spill. Transfer to drums with pump or vacuum. Use absorbent material for small

                                    spills.

Waste Disposal Methods:             Incineration. Dispose of in accordance with Federal, State and Local regulations.





DISCLAIMER: THE INFORMATION FURNISHED HEREIN IS BELIEVED TO BE ACCURATE AND

REPRESENTS THE BEST DATA CURRENTLY AVAILABLE TO US. NO WARRANTY, EXPRESSED OR

IMPLIED IS MADE AND ALLEGRO INDUSTRIES ASSUMES NO LEGAL RESPONSIBILITY OR LIABILITY

RESULTING FROM ITS USE.









1/28/02









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