MATERIAL SAFETY DATA SHEET

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IDENTITY: 2,2,3-TRICHLOROHEPTAFLUOROBUTANE (HALOCARBON 437)

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SECTION I: MANUFACTURER



HALOCARBON PRODUCTS CORPORATION                  Emergency Number:        (803) 278 3504

P.O. Box 661                                     Customer Service & Sales: (201) 262 8899

River Edge, N.J. 07661

                                                  Prepared by: MSDS Coordinator



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SECTION II: CHEMICAL IDENTITY



                                    CAS      OSHA       ACGIH     Other

Components                           No.     PEL        TLV       Limits



2,2,3-Trichloroheptafluorobutane 335-44-4 None         None        None



OSHA HAZARD RATING:



 This product contains the following toxic chemical(s) subject to Section

 313 Title III reporting requirements (40 CFR Part 372).



                 None

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SECTION III - PHYSICAL/CHEMICAL CHARACTERISTICS



 Boiling Point : 98 C         Vapor Pressure: 86 mm Hg (100 F)

 Melting Point : 4 C          Vapor Density(Air=1): Approx. 10

 Specific Gravity(H2O=1): 1.7     Solubility in Water : Negligible



 Appearance and Odor: Colorless liquid with ethereal odor

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SECTION IV - FIRE AND EXPLOSION HAZARD DATA





 Flash Point/Method: None          Autoignition Temp: Not determined

 Flammability Limits in Air - LEL: N/A     UEL: N/A



 Extinguishing Media: Non-flammable. Use method appropriate for

 surroundings.



 Special Fire Fighting Procedures: Firefighters should wear

 self contained breathing apparatus if there is danger of container

 leakage.



 Unusual Fire and Explosion Hazards: Thermal decomposition products

 are toxic and corrosive.

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SECTION V - REACTIVITY DATA



Unstable [ ]   Conditions to Avoid: N/A

Stable [X]



Incompatibility (Materials to Avoid): Active metals like sodium and

potassium, finely divided aluminum, zinc and magnesium.



Hazardous Decomposition or By-products: Thermal decomposition products

toxic and corrosive.



Hazardous Polymerization [ ] May Occur [X] Will Not Occur

Conditions To Avoid: N/A

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SECTION VI - HEALTH HAZARD DATA



This material is expected to be an anesthetic and inhalation of high

concentrations may produce asphyxiation. Levels above 2500 ppm in air

may impair psychological and psychomotor functions. Higher levels may

cause cardiac arrhythmias. The toxiological properties of this product have

not been investigated.



Primary routes of entry: [X] Inhalation [X] Skin [ ] Eyes [ ] Oral



Acute Effects of Overexposure: Unknown.



Chronic Effects of overexposure: Unknown



Carcinogenicity listing: [No ] NTP     [No ] IARC     [No ] OSHA

                  [No ] Other:



First Aid



  Inhalation: Remove to fresh air. Give artificial respiration if

           necessary.



  Skin:      Wash with soap and water.



  Eye:        Flush eyes for at least 15 minutes with copious

            quantities of water. Seek medical help.



  Oral:      Try to induce vomiting. Seek medical help.



Medical Conditions Generally Aggravated by Exposure: None known.



Other Health Hazards:     None known.



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SECTION VII - PROTECTION INFORMATION



Respiratory: None normally required. For large spills wear self-contained

breathing apparatus.



Ventilation: Adequate general ventilization plus local exhaust at points of

emission.



Eye and Face: Safety glasses/goggles or face shield.



Gloves: Impervious gloves.



Other equipment: None normally required.



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SECTION VIII - SPILL, LEAK AND DISPOSAL PROCEDURES



Spill, Leak, or Release: Spills may be picked up with absorbent such as

vermiculite and held in covered container for disposal.



Waste Disposal: May be incinerated by licensed waste disposal company.

Observe all federal, state and local regulations.









                                            Continued

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SECTION IX - OTHER INFORMATION



1. Hazardous Materials/Dangerous Goods Shipping Regulations



U.S. (49 CFR): Proper Shipping Name: Non-Hazardous Material



     IATA: Aviation Regulated Liquid, NOS (2,2,3-Trichloroheptafluorobutane) Hazard Class 9 ID No. UN3334



     IMDG: Proper Shipping Name: Non-Dangerous Goods



2. Other Information: HMIS Labeling: H 1; F 0; R 0; P A



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                                                   REVISED: FEBRUARY 2, 2007