Product ID:"SUVA" MP39 (R401A)
MSDS Date:10/05/1996
FSC:6830
NIIN:01-391-3101
MSDS Number: BXSFX

DU PONT E I DE NEMOURS & CO INC

1007 MARKET STREET
WILMINGTON, DE 19898
US

Emergency Phone: 800-441-3637/800-424-9300(CHEMTREC)

Info Phone: 800-441-7515/MSDS 302-992-3511

Preparer: DUPONT CHEMS

Cage: 18873

KIDDE FENWAL INC

ASHLAND, MA 01721-2150 US

Telephone: 508-881-2000

Cage: 0KDP7

CHLORODIFLUOROMETHANE (SARA 313) (CERCLA) (HCFC22)

CAS: 75-45-6

RTECS: PA6390000

Fraction By Weight: 53%

OSHA PEL 1000 PPM

ACGIH TLV: 1000 PPM; 9596

1,1-DIFLUOROETHANE (HFC152A)

CAS: 75-37-6

RTECS: KI1410000

Fraction By Weight: 13%

2-CHLORO-1,1,1,2-TETRAFLUOROETHANE (SARA 313) (HCFC 124)

CAS: 2837-89-0

Fraction By Weight: 34%

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:INHAL HIGH VAP CONCEN HARMFUL,MAY
CAUSE HEART IRREGULARITIES,UNCONSC,DEATH.INTENTINAL
MISUSE/DELIBERATE INHAL MAY CAUSE DEATH W/O WARNING.VAP REDUCES OXY
AVAI FOR BREATH,IS HEAVIER THAN AIR.LIQ CONTAC T CAN CAUSE
FROSTBITE.SKIN CONTACT FROSTBITE.INHAL:NONSPECI
DISVOMFT(NAU,HEAD,WEAKNESS),TEMP NERV SYS DEPRESS(SIGN/SYMP)
Explanation of Carcinogenicity:PER MSDS:CARC INFO:NONE OF COMPO PRESENT
IN MATL AS CONCEN =/>0.1% ARE LISTED BY IARC/NTP/OSHA/ACGIH AS
CARCINOGEN.
Effects of Overexposure:HEALTH:W/ANESTHETIC
EFFECTS(DIZZ,EAD,CONFU,INCOORD,LOSS OF UNCONSC). EXPO >2.5%:TEMP
LUNG IRRIT W/COUGH,DICOMFT,DIFFI BREATHING OR SHORTNESS OF
BREATH,TEMP ALTERATION OF HEARTS ELECTRICAL ACTIVITIY W/ IRREG
PULSE,PALPITATIONS,INADEQ CIRCULATIONABNORMAL KIDNEY FUNCTION PER
LAB TESTS,FATALITY FROM GROSS OVEREXPO.
Medical Cond Aggravated by Exposure:INDIVIDUALS W/PRE-EXISTING DISEASES
OF THE CENTRAL NERVOUS OR CARDIOVASCULAR SYSTEM, LUNGS OR KIDNEYS
MAY HAVE INCREASE SUSCEPTIBILITY TO TOXICITY OF EXCESSIVE EXPOS.

First Aid:INHAL:IMMED REMOVE TO FRESH AIR.KEEP PERSON CALM.NOT BREATH
GIVE ART RESP;DIFFI BREATH GIVE OXY.CALL DR.SKIN:FLUSH W/WATER
@LEAST 15MINS.IRRIT PERSIST GET MED ASSIST.TREATFRSOTBITE IF
NECESSARY-GENTLY WARM AREA.EYE:IMMED FLUSH W/PLENTY OF WATER FOR
@LEAST 15MINS.CALL DR.INGEST:NOT CONSIDERED POT EXPO ROUTE.NOTE TO
DR:BECAUSE OF POSSIBLE DISTURBANCES OF CARDIAC RHYTHM CATECHOLAMINE
DRUGS LIKE(SUPP)

Flash Point Method:TOC
Flash Point:WILL NOT BURN
Autoignition Temp:Autoignition Temp Text:NP
Lower Limits:N/APPLICABLE
Upper Limits:N/APPLICABLE
Extinguishing Media:USE MEDIA APPROPRIATE FRO SURROUNGING MATL.
Fire Fighting Procedures:COOL TK/CNTNR W/H2OSPRAY/FOG.SELF-CONTAINED
BREATHING APPARATUS (SCBA)REQUIRED IF CYL RUPTURE & CONTENTS
RELEASED UNDER FIRE CONDITIONS.
Unusual Fire/Explosion Hazard:CYL MAY RUPTURE UNDER FIRE
CONDITIONS.DECOMPO MAY OCCUR.WELD/SOLDER TORCH FLAME CONTACT W/HI
REFRIG CONC CAN RESULT IN VISIBLE CHNAGES IN SIZE/COLOR OF (SUPPLE)

Spill Release Procedures:REVIEW FIRE FIGHT/HNDLG MSDS SECS.USE APPROPR
PPE DURING CLEANUP.VENTI AREA,ESPECIALLY LOW/ENCLS PLACES WHERE
HEAVY VAP MIGHT COLLECT.REMOVE OPN FLAMES.USE SELF-CONTAIN BREATH
APPARA(SCBA)IF LG SPILLS /LEAK OCCURS.COMPLY W/FED/STATE/LOC
REGSFOR RELEA
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:AVOID BREATH VAP/MIST,EYE/SKIN
CONTACT.USE W/SUFFI VENTI TO KEEP WORKER EXPO BELOW RECOMMENDED
LIMITS.STORE IN CLEAN,DRY PLACE.DONT HEAT >52C.
Other Precautions:REFRIG CONC MONITORS MAY BE NECESSARY TO DETERM VAP
CONC IN WORKAREA PRIOR TO USE OF TORCHES/OTHER OPN FLAME/IF WORKER
ENTER ENCLS AREAS. W/HYDROCHLOROFLUOROCARBONS/HYDROFLUORCARBNS PROD
SHOULDNT BE M IX W/AIR FOR LEAK TEST-DONT USE IN(HYG)

Respiratory Protection:UNDER NORMAL MFG CONDITIONS NO RESPIRATORY
PROTECTION IS REQUIRED WHEN USING THIS PRODUCT.SELF-CONTAINED
BREATHING APPARATUS (SCBA) IS REQUIRED IF LARGE RELEASE OCCURS.
Ventilation:USE W/SUFFI VENTI TO KEEP WORKER EXPO BEL RECOMMENDED EXPO
LIMIT.LOC EXHAUT-LG AMT RELEASE;MECH VENTI-IN LOW/ENCLSD AREA
Protective Gloves:LINED BUTYL GLOVES
Eye Protection:CHEM SPLASH GOGG
Other Protective Equipment:WASH CONTAM CLOTH BEF REUSE. 1 COMPO HFC152A
FLAMM @AMB TEMP/ATM PRESSURE.
Work Hygienic Practices:OTH PREC:HI AIR CONC >ATM CONDITIONS-POT
COMBUST MIX.1 COMPO IN HCFC22 COMBUST @60PSIG @AMT TEMP W/65VOL%
AIR/HIGHER.
Supplemental Safety and Health
1STAID:EPINEPHRINE,SHOULD ONLY BE USED W/W/SPEC CAUT IN SITUATIONS OF
EMERG LIFE SUPPORT. FIRE/EXPLO:TORCH FLAME-OCCURS ONLY CONC WELL
>EXPO LIMIT,SO STOP WORK,VENTI AREA BEF PROCEED.USE FORCE VENTI-D
ISPERSE VAP BEF OPN FLAME USE.MATL NOT FLAMM,CANT FRACTIONATE TO
BECOME FLAMM @TEMPS >100C,ATMP PRESS.

HCC:G3
Boiling Pt:B.P. Text:-27F,-33C
Melt/Freeze Pt:M.P/F.P Text:NP
Decomp Temp:Decomp Text:NP
Vapor Pres:112.1PSIA
Vapor Density:3.3 @26C
Spec Gravity:1.152GM/CC @25C
pH:NP
Viscosity:NP
Evaporation Rate & Reference:>1, CCL4=1
Solubility in Water:0.1 @26C, SLIGHT
Appearance and Odor:CLEAR, COLORLESS LIQUEFIED GAS, ETHER (SLIGHT) ODOR
Percent Volatiles by Volume:100
Corrosion Rate:NP

Stability Indicator/Materials to Avoid:YES
INCOMPATIBLE WITH ALKALI OR ALKALINE EARTH METALS-POWDERED
AL,AZ,BE,ETC.
Stability Condition to Avoid:AVOID OPEN FLAMES AND HIGH TEMPERATURES.
Hazardous Decomposition Products:CAN DECOMP BY HI TEMPS(OPN
FLAMES,GLOWING METAL SURFACES,ETC)FORMING HYDROCHLORIC &
HYDROFLUORIC ACIDS,CARBONYL HALIDES.

Waste Disposal Methods:TREAT/STORAGE/TRANSPO/DISPO MUST BE IAW
APPLICABLE LOCAL, STATE/PROVINCIAL & FEDERAL REGULATIONS.RECOVER BY
DISTILLATION OR REMOVE TO PERMITTED WASTE DISPOSAL
FACILITY.CONTAINS CHEM SUBJ TO SEC 313 TI TLE III SARA/40CFR372.

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particular situation.