Product ID:GENETRON AZ-20
MSDS Date:01/01/1997
FSC:6830
NIIN:00N081071
MSDS Number: CFWKX

ALLIED SIGNAL INC

101 COLUMBIA RD
MORRISTOWN, NJ 07962
US

Emergency Phone: 201-455-2000

Info Phone: 201-455-4157

Cage: 0LYW2

ALLIED-SIGNAL INC INDUSTRIAL FIBERS DIV

31 PETERSBURG, VA 23804 US

Telephone: 804-520-3321

Cage: 0LYW2

METHANE, DIFLUORO-; (DIFLUOROMETHANE)

CAS: 75-10-5

RTECS: PA8537500

Fraction By Weight: 50%

OSHA PEL N/K

ACGIH TLV: N/K

ETHANE, PENTAFLUORO-; (PENTAFLUOROETHANE)

CAS: 354-33-6

RTECS: KI6365000

Fraction By Weight: 50%

OSHA PEL N/K

ACGIH TLV: N/K

IMMED

RTECS: 9999999ZZ

OXYGEN AS REQD, PROVIDED QUALIFIED OPERATOR IS

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UNLIKELY BECAUSE OF PHYSICAL PROPERTIES OF

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UNLESS INSTRUCTED TO DO SO BY MD. ADVICE TO MD

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DRUGS SUCH AS EPINEPHRINE SHOULD BE USED W/SPEC

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OF OVEREXP SHOULD BE DIRECTED AT CONTROL OF SYMPS &

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AREAS. SPILLS & RELEASES MAY HAVE TO BE

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REGARDING REPORTING REQUIREMENTS.

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BY LICENSED WASTE DISP COMPANY MAY BE NEC.

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ALTERATIONS TO PROD SUCH AS MIXING W/OTHER MATLS

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RCRA CLASSIFICATION & PROPER DISPOSAL METHOD.

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LOCATIONS SHOULD BE AVOIDED. CLOSE VALVE

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COMPRESSED GASES. GENETROZ AZ-20 SHOULD NOT BE

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ANY OTHER PURPOSE. SEE FIRE AND EXPLOSION HAZARD

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CONDITIONS. IF PRLNGD CONTACT W/LIQUID OR GAS

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NEOPRENE OR BUTYL RUBBER SHOULD BE USED.

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CHARACTS OF AZEOTROPE, CONTACT W/LIQUID

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IN CASES OF SPILLAGE OR LEAKAGE OR IF THERE IS

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DOSE-LEVEL WARNING SIGNS ARE RECOMMENDED FOR AREAS

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SEE OSHA REGULATIONS.

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LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:SKIN: IRRIT WOULD RSLT FROM DEFAT
ACTION ON TISS. LIQ CNTCT MAY CAUSE FROSTBITE. EYES: LIQ CNTCT CAN
CAUSE IRRIT, WHICH MAY BE SEV. MIST MAY IRRIT. INHAL: AZ-20 IS OF
LOW ORDER ACUTE TOX IN ANIMALS. W HEN OXYGEN LEVELS IN AIR ARE
REDUCED TO12-14% BY DISPLACEMENT, SYMPS OF ASPHY, LOSS OF COORD,
INCRD (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: PULSE RATE & DEEPER RESP WILL OCCUR.
AT HIGH LEVELS, CARD ARRHY MAY OCCUR. INGEST: ALTHOUGH UNLIKELY,
DISCOMFORT IN GI TRACT WOULD RSLT FROM RAPID EVAP (BOILING) OF MATL
& CONSEQUENT EVOLUTI ON OF GAS. IN ADDN, SOME INHAL EFTS WOULD BE
EXPECTED. NECROSIS FROM FREEZING OF TISS COULD OCCUR. CHRONIC: NONE
KNOWN.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:SKIN: PROMPTLY FLUSH SKIN W/WATER UNTIL ALL CHEM IS REMOVED.
IF THERE IS EVID OF FROSTBITE, BATHE (DO NOT RUB) W/LUKEWARM (NOT
HOT) WATER. IN ABSENCE OF WATER, COVER W/CLEAN, SOFT CLOTH/SIMILAR
COVERI NG. CALL MD. EYES: IMMED FLUSH EYES W/LARGE AMTS OF WATER
FOR AT LEAST 15 MIN (IN CASE OF FROSTBITE, WATER SHOULD BE LUKEWARM
- NOT HOT), LIFTING LIDS OCCASNLY TO FACILITATE IRRIGATION. GET
(ING 3)

Lower Limits:NONE
Upper Limits:NONE
Extinguishing Media:USE ANY STANDARD AGENT - CHOOSE THE ONE MOST
APPROPRIATE FOR THE TYPE OF SURROUNDING FIRE.
Fire Fighting Procedures:USE NIOSH APPRVD SCBA & FULL PROTECTIVE
EQUIPMENT . PROPER EYE & SKIN PROTECTION SHOULD BE PROVIDED. USE
WATER SPRAY TO KEEP FIRE-EXPOSED CONTAINERS COOL.
Unusual Fire/Explosion Hazard:GENETRON AZ-20 IS NOT FLAM AT AMBIENT
TEMPS & ATM PRESS. HOWEVER, MATL WILL BECOME COMBUST WHEN MIXED
W/AIR UNDER PRESS & EXPOS TO STRONG IGNIT SOURCES.(SUPDAT)

Spill Release Procedures:(ALWAYS WEAR RECOMD PPE.) EVACUATE UNPROTECTED
PERS. PROTECTED PERS SHOULD REMOVE ANY IGNIT SOURCES & SHUT OFF
LEAK, IF W/OUT RISK, & PROVIDE VENT. UNPROTECTED PERS SHOULD NOT
RETURN UNTIL AIR HAS BEE N TESTED & DETERMD SAFE, INCL UNDERLYING
(ING 9)
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN COOL, WELL-VENTD AREA OF LOW
FIRE RISK & OUT OF DIRECT SUNLIGHT. PROTECT CYL & ITS FITTINGS FROM
PHYSICAL DMG. STORAGE IN SUBSURFACE (ING 14)
Other Precautions:(ALWAYS WEAR RECOMD PPE.). AVOID BRTHG VAPS & LIQ
CNTCT W/EYES, SKIN/CLTHG. DO NOT PUNCTURE/DROP CYLS OR EXPOSE THEM
TO OPEN FLAME OR EXCESS HEAT. USE AUTHORIZED CYLS ONLY. FOLLOW STD
SAFETY PRECS FOR HNDLG & USE OF CYLS OF (ING 15)

Respiratory Protection:NONE GEN REQD FOR ADEQ VENT WORK STATIONS. FOR
ACCIDENTAL RELS/NON-VENTD SITUATIONS, WHERE CONC MAY RISE ABOVE PEL
OF 1000 PPM, USE NIOSH APPRVD SCBA OR SUPPLIED AIR RESP. FOR ESCAPE
USE FORMER OR NIO SH APPRVD GAS MASK W/ORG VAP CANISTER.
Ventilation:LOC EXHST AT FILLING ZONE & AREAS WHERE LEAK IS PROBABLE.
MECH (GEN) VENT MAY BE ADEQ FOR OTHER OPERATING & STOR AREAS.
Protective Gloves:LEATHER GLOVES UNDER ROUTINE (ING 17)
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:ANSI APPRVD EYE WASH & DELUGE SHOWER .
GENERAL WORK CLTHG UNDER ROUTINE CNDTNS. BECAUSE OF PHYSICAL (ING
19)
Work Hygienic Practices:ANY CONTAMINATED CLOTHING SHOULD BE PROMPTLY
REMOVED AND WASHED BEFORE REUSE.
Supplemental Safety and Health
VP: 215.3 PSIA @ 70F; 490.2 PSIA @ 130F. EXPLO HAZ:CNTCT W/CERTAIN
REACTIVE METALS MAY RSLT IN FORM OF EXPLOS/EXOTHERMIC RXNS UNDER
SPECIFIC CNDTNS (EG, VERY HIGH TEMPS &/OR APPROP PRESS). CNDTNS TO
A VOID:HOT SPOTS, WELDING MAY YIELD TOX &/OR CORR DECOMP PRODS.
MATL TO AVOID:CALCIUM, POWDERED ALUMINUM, MAGNESIUM, ZINC.

Boiling Pt:B.P. Text:-63F,-53C
Vapor Pres:SUPDAT
Vapor Density:3.0
Spec Gravity:1.08 (H*2O=1)
pH:NEUT
Evaporation Rate & Reference:>1 COMPARED TO CCL*4
Appearance and Odor:CLEAR COLORLESS LIQUID AND VAPOR; FAINT ETHEREAL
ODOR. GAS AT NORMAL TEMPS.
Percent Volatiles by Volume:100

Stability Indicator/Materials to Avoid:YES
FRESHLY ABRADED ALUMINUM SURFS (MAY CAUSE STRONG EXOTHERMIC RXN).
CHEMICALLY ACTIVE METALS: SODIUM, POTASSIUM, (SUPDAT)
Stability Condition to Avoid:DO NOT MIX W/OXYGEN OR AIR ABOVE
ATMOSPHERIC PRESS. ANY SOURCE OF HIGH TEMP, SUCH AS LIGHTED
CIGARETTES, FLAMES,(SUPDAT)
Hazardous Decomposition Products:HALOGENS, HALOGEN ACIDS AND POSSIBLE
CARBONYL HALIDES SUCH AS PHOSGENE. THESE ARE TOXIC AND CORROSIVE.

Waste Disposal Methods:DISP MUST COMPLY W/FED, STATE & LOCAL
DISP/DISCHARGE LAWS. DISP OF WASTE AZEOTROPE MAY BE SUBJECT TO FED
REG. USERS SHOULD REVIEW THEIR OPERATIONS, THEN CONSULT W/APPROP
REGULATORY AGENCIES BEFORE DIS CHARGING OR DISPOSING OF WASTE MATL.
DISP (ING 11)

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of Defense. The United States of America in no manner whatsoever,
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document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.