Product ID:DYMEL 142B AEROSOL PROPELLANT
MSDS Date:04/27/1992
FSC:6830
NIIN:00N044640
MSDS Number: BTJGG

E I DUPONT DE NEMOURS & CO

1007 MARKET ST
WILMINGTON, DE 19898
US

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

Info Phone: 800-441-9442

Cage: 0ERJ7

E.I. DUPONT DE NEMOURS & CO

WILMINGTON, DE 19898 US

Telephone: 800-441-7515;800-441-9442

Cage: 18873

CLASS I, GRP D IN DIVISION 1 LOCATIONS. IN DIVISION 2

RTECS: 9999999ZZ

EXPLOSION-PROOF & RATED CLASS 1, GRP D. NON-SPARKING

RTECS: 9999999ZZ

ETHANE, 1-CHLORO-1, 1-DIFLUORO-; ("DYMEL" 142B AEROSOL

CAS: 75-68-3

RTECS: KH7650000

Fraction By Weight: 100%

OSHA PEL N/K

ACGIH TLV: N/K

BECAUSE OF POSS

RTECS: 9999999ZZ

AS EPINEPHRINE, SHOULD BE USED WITH SPECIAL CAUTION

RTECS: 9999999ZZ

APPRVD SCBA FOR LRG SPILLS. COMPLY W/FED, STATE

RTECS: 9999999ZZ

(IGNITABILE, CORR, REACTIVE) SUBSTANCE UNDER CERCLA.

RTECS: 9999999ZZ

REQUIREMENTS OF CERCLA SECTION 103.

RTECS: 9999999ZZ

USING SOAPY WATER TO DETECT LEAKS.

RTECS: 9999999ZZ

SHOULD BE USED IN LOW PLACES. GROUND ALL EQUIP AND

RTECS: 9999999ZZ

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:INHAL OF HIGH CONCS OF VAP IS HARMFUL
& MAY CAUSE HEART IRREGULARITIES, UNCON OR DEATH. INTENTIONAL
MISUSE OR DELIBERATE INHAL MAY CAUSE DEATH WITHOUT WARNING. VAP
REDUCES OXYGEN AVAIL FOR BRTHG AND I S HVR/AIR. HUMAN HLTH EFTS:
ACUTE: OVEREXP BY SKIN/EYE CNTCT MAY INCL (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:FROSTBITE FROM CNTCT W/LIQ. INHAL
OVEREXP MAY RSLT NONSPECIFIC DISCOMFORT, SUCH AS NAUS,
HDCH/WEAKNESS; TEMPORARY NERV SYS DEPRESS W/ANESTHETIC EFTS SUCH AS
DIZZ, HDCH, CONFUSION, INCOORD & L OSS OF CONSCIOUSNESS. HIGHER
INHAL EXPOSURES (20%) MAY LEAD TO TEMPORARY ALTERATION OF HEART'S
ELECTRICAL (SUPP DATA)
Medical Cond Aggravated by Exposure:INDIVIDUALS WITH PREEXISTING
DISEASES OF THE CNS OR CARDIOVASCULAR SYSTEM MAY HAVE INCREASED
SUSCEPTIBILITY TO THE TOXICITY OF EXCESSIVE EXPOSURE.

First Aid:INHAL: IMMED REMOVE TO FRESH AIR. KEEP PERSON CALM. IF NOT
BRTHG, GIVE ARTF RESP. IF BRTHG IS DFCLT, GIVE OXYGEN. CALL MD.
SKIN: IMMED FLUSH SKIN WITH PLENTY OF WATER FOR @ LST 15 MIN. TREAT
FOR FROST BITE IF NECESSARY BY GENTLY WARMING AFFECTED AREA. EYE:
IMMED FLUSH EYES W/PLENTY OF WATER FOR @ LST 15 MIN. CALL MD.(SUPP
DATA)

Flash Point Method:TOC
Lower Limits:6%
Upper Limits:15%
Extinguishing Media:WATER SPRAY/FOG, "ALCOHOL" FOAM, DRY CHEMICAL,
CARBON DIOXIDE.
Fire Fighting Procedures:USE WATER SPRAY FOG TO COOL CNTNRS. IF GAS
EXITING CNTNR IGNITES, STOP FLOW OF GAS. DO NOT PUT OUT FIRE FIRE
UNLESS LEAK CAN BE STOPPED IMMED. WEAR (SUPP DATA)
Unusual Fire/Explosion Hazard:ALTHOUGH CYLINDERS ARE EQUIPPED WITH
PRESSURE AND TEMPERATURE RELIEF DEVICES, THEY MAY STILL RUPTURE
UNDER FIRE CONDITIONS. DECOMPOSITION MAY OCCUR.

Spill Release Procedures:NOTE:REVIEW FIRE AND EXPLOSION HAZS & SFTY
PREC BEFORE PROCEEDING W/CLEAN UP. USE APPROP PERSONAL PROT EQUIP
DURING CLEAN UP. VENT AREA, ESPECIALLY LOW OR ENCLOSED PLACES WHERE
HVY VAPS MIGHT COLLECT. REMOVE IGNIT SOURCES. WEAR NIOSH/MSHA (ING
4)
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:CLEAN, DRY AREA. DO NOT HEAT ABOVE 52C
(125F).
Other Precautions:AVOID BRTHG HIGH CONCS OF VAPOR. AVOID LIQ CNTCT
W/SKIN OR EYES. USE W/SUFFICIENT VENT TO KEEP EMPLOYEE EXPOSURE
BELOW RECOMMENDED LIMITS. LINES & EQUIP WHICH WILL CNTN "DYMEL"
142B AEROSOL PROPELLANT SHOULD BE PRETESTED W/NITROGEN (ING 7)

Respiratory Protection:NIOSH/MSHA APPROVED SCBA IS REQUIRED IF A LARGE
RELEASE OCCURS.
Ventilation:NORMAL VENT FOR STD MFG PROC IS GENERALLY ADEQ. LOC EXHST
SHOULD BE USED WHEN LRG AMTS ARE RELEASED. MECH VENT (ING 8)
Protective Gloves:LINED NEOPRENE/SUITABLE ALTERNATIVE.
Eye Protection:ANSI APPVD CHEMICAL SPLASH GOGGLES (FP N
Other Protective Equipment:NONE SPECIFIED BY MANUFACTURER.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
FIRE FIGHT PROC: NIOSH/MSHA PRESSURE DEMAND APPRVD SCBA & FULL PROT
EQUIP. DECOMP PRODS:FORMING HYDROCHLORIC & HYDROFLUORIC ACIDS, &
POSSIBLY CARBONYL HALIDES. EFTS OF OVEREXP: ACTIVITY W/IRREGU LAR
PULSE, PAPITATIONS OR INADEQ CIRCULATION. FIRST AID PROC: INGEST:
IS NOT CONSIDERED A POTENTIAL (ING 2)

HCC:F6
Boiling Pt:B.P. Text:14.4F,-9.8C
Vapor Pres:49.2 PSIA
Vapor Density:3.5
Spec Gravity:0.133
pH:NEUT
Evaporation Rate & Reference:>1 (CCL4=1)
Solubility in Water:0.14 WT @ 21.1C
Appearance and Odor:CLEAR COLORLESS LIQUEFIED GAS, SLIGHT ETHEREAL
ODOR.
Percent Volatiles by Volume:100 WT

Stability Indicator/Materials to Avoid:YES
INCOMPATIBLE WITH ALKALI OR ALKALINE EARTH METALS-POWDERED AL, ZN, BE,
ETC.
Stability Condition to Avoid:AVOID OPEN FLAMES AND HIGH TEMPERATURES.
Hazardous Decomposition Products:DECOMP PRODS ARE HAZ. CAN BE DECOMP BY
HIGH TEMPS (OPEN FLAMES, GLOWING METAL SURFS, ETC.) (SUPP DATA)

Waste Disposal Methods:RECLAIM BY DISTILLATION, INCINERATE OR REMOVE TO
A PERMITTED WASTE FACILITY. COMPLY WITH FEDERAL, STATE AND LOCAL
REGULATIONS. THIS MATL MAY BE AN RCRA REGULATED HAZ WASTE UPON
DISPOSAL DUE TO THE IGN IT CHARACTERISTIC.

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.