DU PONT E I DE NEMOURS & CO INC -- DU000025 FREON 22  -- 6830-00-227-0441
<pre>=====================  Product Identification  =====================

Product ID:DU000025 FREON 22
MSDS Date:08/13/1992
FSC:6830
NIIN:00-227-0441
MSDS Number: BYXSG
=== Responsible Party ===
Company Name:DU PONT E I DE NEMOURS & CO INC
Address:1007 MARKET STREET
Box:1635
City:WILMINGTON
State:DE
ZIP:19898
Country:US
Info Phone Num:800-441-9442
Emergency Phone Num:800-441-3637(MEDICAL) OR CHEMTREC
Preparer's Name:W. J. BROCK
CAGE:18873
=== Contractor Identification ===
Company Name:DU PONT E I  DE NEMOURS AND CO INC   PETROCHEMICALS DEPT
Address:1251 BRANDYWINE BLDG
Box:City:WILMINGTON
State:DE
ZIP:19898
Phone:302-773-5676
CAGE:73925
Company Name:E.I. DUPONT DE NEMOURS & CO
Address:1007 MARKET STREET
Box:City:WILMINGTON
State:DE
ZIP:19898
Country:US
Phone:800-441-7515;800-441-9442
CAGE:18873

=============  Composition/Information on Ingredients  =============

Ingred Name:CHLORODIFLUOROMETHANE
CAS:75-45-6
RTECS #:PA6390000
Fraction by Wt: 100%
Other REC Limits:NONE RECOMMENDED
OSHA PEL:1000 PPM
ACGIH TLV:1000PPM; 9293
Ozone Depleting Chemical:2

=====================  Hazards Identification  =====================

LD50 LC50 Mixture:4-HOUR LC-50 (RAT): 220,000 PPM
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:SKIN: POSSIBLE FROSTBITE. POSSIBLE
    DEFATTING/DRYNESS W/OVEREXPOSURE. EYES: POSSIBLE IRRITATION,
    TEARING, BLURRY VISION. INHALATION: POS TEMPORARY NERVOUS SYSTEM
    DEPRESSION. HIGHER EXPOSURE MAY TEMPORA RILY ALTER HEART ACTIVITY
    W/IRREGULAR PULSE/PALPITATIONS/INADEQUATE CIRCULATION. POSSIBLE
    DEATH W/GROSS OVEREXPOSURE.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:INHALATION: DIZZINESS, HEADACHE, CONFUSION,
    INCOORDINATION, LOSS OF CONSCIOUSNESS.
Medical Cond Aggravated by Exposure:PEOPLE W/PREEXISTING DISEASES OF
    CENTRAL NERVOUS OR CARDIOVASCULAR SYSTEM MAY HAVE INCREASED
    SUSCEPTIBILITY TO TOXICITY OF EXCESSIVE EXPOSURES.

=======================  First Aid Measures  =======================

First Aid:INHALATION: GET FRESH AIR IMMED. KEEP CALM. NO BREATH, GIVE
    ARTIF RESP. BREATHING DIFFICULT, GIVE OXYGEN. CALL DR. SKIN: FLUSH
    W/LUKE WARM WATER. DON'T USE HOT. IF FROST BITE, CALL DR. EYES:
    IMMED FLU SH W/PLENTY WATER 15 MIN. CALL DR. NOTETO DR.: BECAUSE
    POS DISTURBANCES CARDIAC RHYTHM, CATECHOLAMINE DRUGS (EPINEPHRINE)
    SHOULD ONLY BE USED AS LAST RESORT IN LIFE THREATENING EMERGENCIES.

=====================  Fire Fighting Measures  =====================

Flash Point Method:TOC
Flash Point:NONE
Extinguishing Media:AS APPROPRIATE FOR COMBUSTIBLES IN AREA.
    EXTINGUISHANT FOR OTHER BURNING MAT'L IN AREA IS SUFFICIENT TO STOP
    BURNING.
Fire Fighting Procedures:USE WATER SPRAY/FOG TO COOL CONTAINERS. SCBA
    REQUIRED IF CYLINDERS RUPTURE OR CONTENTS RELEASED UNDER FIRE
    CONDITIONS.
Unusual Fire/Explosion Hazard:MAY EXPLODE IF EXPOSED TO FIRE.
    DECOMPOSITION MAY OCCUR.

==================  Accidental Release Measures  ==================

Spill Release Procedures:REVIEW FIRE EXPLOS HAZ/SAFETY PRECAUTIONS
    BEFORE CLEAN UP. USE APPROPRIATE PERSONAL PROTECTIVE EQUIP.
    VENTILATE AREA, ESPEC LOW/ENCLOSED PLACES WHERE VAPORS MAY COLLECT.
    REMOVE OPEN FLAMES. USE SCBA F OR LARGE SPILLS/RELEASES.
Neutralizing Agent:NONE

======================	Handling and Storage  ======================

Handling and Storage Precautions:CLEAN, DRY AREA. DON'T HEAT >52C/125F.
Other Precautions:DON'T MIX PRODUCT W/AIR FOR LEAK TESTING. IN GENERAL
    DON'T USE OR ALLOW TO BE PRESENT W/HIGH CONCENTRATIONS AIR ABOVE
    ATMOSPHERIC PRESSURE. CONTACT W/CHLORINE/OTHER STRONG OXIDIZING
    AGENTS SHOULD ALSO	BE AVOIDED.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:NONE REQUIRED UNDER NORMAL MFG CONDITIONS. SCBA
    REQUIRED W/LARGE RELEASES.
Ventilation:NORMAL VENT FOR STANDARD MFG ADEQUATE. LOCAL EXHAUST WHEN
    LG AMTS RELEASED. SHOULD USE MECHANCL VENT LOW/CONFINED AREAS.
Protective Gloves:IMPERVIOUS GLOVES.
Eye Protection:CHEMICAL SPLASH GOGGLES.
Work Hygienic Practices:WASH HANDS BEFORE EATING, DRINKING, OR SMOKING.
Supplemental Safety and Health
NSN IS FOR COMBINATION OF FREON IN CYLINDER. NSN FOR CYLINDER ALONE:
    8120-01-338-6024.

==================  Physical/Chemical Properties  ==================

HCC:G3
Boiling Pt:B.P. Text:41.4F,5.2C
Melt/Freeze Pt:M.P/F.P Text:NK *@ 77F
Vapor Pres:151 PSIG*
Vapor Density:3.0(AIR=1)
Evaporation Rate &amp; Reference:>1 (CCL4=1)
Solubility in Water:NEGLIGIBLE
Appearance and Odor:CLEAR, COLORLESS LIQUIFIED GAS; ETHERAL ODOR
Percent Volatiles by Volume:100

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
ALKALI OR ALKALINE EARTH METALS, EG. ALUMINUM, ZINC, BERYLIUM, ETC.
Stability Condition to Avoid:HIGH TEMPERATURES.
Hazardous Decomposition Products:DECOMP W/HIGH TEMPS (OPEN
    FLAMES/GLOWING METAL SURFACES) FORMING HYDROCHLORIC/HYDROFLUORIC
    ACIDS, POS CARBONYL HALIDES.

====================  Disposal Considerations  ====================

Waste Disposal Methods:DISPOSE IN COMPLIANCE W/APPLICABLE LAWS. RECLAIM
    BY DISTILLATION OR REMOVE TO PERMITTED WASTE DISPOSAL FACILITY.

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