Product ID:188B102, DUST OFF SPRAY
MSDS Date:04/30/1992
FSC:6810
NIIN:00N031632
MSDS Number: BNZTL

E I DU PONT DE NEMOURS & CO INC

1007 MARKET ST
WILMINGTON, DE 19898
US

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

Info Phone: 302-774-1000

Cage: B0589

E.I. DUPONT DE NEMOURS & CO

WILMINGTON, DE 19898 US

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

Cage: 18873

METHANE, CHLORODIFLUORO-; (CHLORODIFLUOROMETHANE) (DYMEL

CAS: 75-45-6

RTECS: PA6390000

Fraction By Weight: 100%

OSHA PEL 1000 PPM

ACGIH TLV: 1000 PPM

CHLORODIFLUOROMETHANE WAS MUTAGENIC IN

RTECS: 9999999ZZ

IN DEVELOPMENTAL TOXICITY (EYE MALFORMATIONS,

RTECS: 9999999ZZ

OF RATS EXPOSED TO HIGH CONC (50,000 PPM) OF

RTECS: 9999999ZZ

CHLOROCARBONS/CHLOROFLUOROCARBON (CFC) MATLS HAVE

RTECS: 9999999ZZ

LAB ANIMALS & MAY HAVE SIMILAR EFT IN HUMANS.

RTECS: 9999999ZZ

EXCEPT FOR LIFE-SUSTAINING USES IN HUMANS ACUTELY OR

RTECS: 9999999ZZ

NOT CONSIDERED A POTENTIAL ROUTE OF

RTECS: 9999999ZZ

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:INHAL OF HIGH CONC OF VAP IS HARMFUL &
MAY CAUSE HEART IRREG/UNCON/DEATH. INTENTIONAL MISUSE CAN BE FATAL.
VAP REDUCES O2 AVAIL FOR BRTHG & IS HEAVIER THAN AIR. LIQ CONT CAN
CAUSE FROSTBITE. HUMAN HLT H EFTS OF OVEREXPOS BY INHAL/INGEST/SKIN
OR EYE CONT MAY INITIALLY INCL CNS EFTS. HIGHER EXPOS MAY (EFTS OF
OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: LEAD TO THESE EFTS: TEMPORARY
ALTERATION OF HEART'S ELEC ACTIVITY W/IRREG PULSE, PALPITATIONS, OR
INADEQ CIRCULATION; OR FATALITY FROM GROSS OVEREXP. IN CHRONIC
INHAL STUDIES, CHLORODIFLUORO METHANE PRDCED SMALL BUT
STATISTICALLY SIGNIFICANT INCR OF TUMORS IN MALE RATS AT CONC OF
50,000 PPM (V/V). (ING 2)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:BECAUSE OF POSSIBLE DISTURBANCES OF CARDIAC RHYTHM,
CATECHLOAMINE DRUGS, SUCH AS EPINEPHRINE, SHLD BE USED W/SPECIAL
CAUTION ONLY IN SITUATIONS OF EMER LIFE SUPPORT. INHAL: MOVE TO
FRESH AIR. IF NOT B RTHG, GIVE ARTF RESP. IF BRTHG IS DIFFICULT,
GIVE O2. CALL MD. EYES: IMMED FLUSH W/PLENTY OF WATER FOR A MINIMUM
OF 15 MIN. CALL MD. SKIN: FLUSH W/WATER. TREAT FOR FROSTBITE IF
NECESSARY. (ING 8)

Extinguishing Media:AS APPROPRIATE FOR COMBUSTIBLES IN AREA.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED PRESSURE DEMAND SCBA
& FULL PROTECTIVE EQUIPMENT IF CYLINDERS RUPTURE OR CONTENTS ARE
RELEASED UNDER FIRE CONDITIONS.
Unusual Fire/Explosion Hazard:OTHER BURNING MATL MAY CAUSE DYMEL 22 TO
BURN WEAKLY. EXTINGUISHER FOR OTHER BURNING MATL IN AREA IS
SUFFICIENT TO STOP BURNING. USE H2O OR FOG TO (SUPP DATA)

Spill Release Procedures:VENTILATE AREA SPECIALLY LOW PLACES WHERE
HEAVY VAPORS MIGHT COLLECT. REMOVE OPEN FLAMES. USE NIOSH/MSHA
APPROVED SELF-CONTAINED BREATHING APPARATUS FOR LARGE SPILLS OR
RELEASES.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN CLEAN, DRY AREA. DO NOT HEAT
ABOVE 125F.
Other Precautions:NO SMOKING IN AREA OF USE. DO NOT USE IN THE GENERAL
VICINITY OF ARC WELDING, OPEN FLAMES OR HOT SURFACES. HEAT AND/OR
UV RADIATION MAY CAUSE THE FORMATION OF CHLORIDES, FLUORIDES OR
PHOSGENE .

Respiratory Protection:UNDER NORMAL USE CONDITIONS, NO RESPIRATORY
PROTECTION IS REQUIRED. OTHERWISE, USE NIOSH/MSHA APPROVED
RESPIRATOR APPROPRIATE FOR EXPOSURE OF CONCERN .
Ventilation:NORM VENT FOR STD PROC IS GEN ADEQ. LOC EXHST SHLD BE USED
WHEN LG AMTS ARE RELSD. MECH VENT SHLD BE USED IN LOW AREAS.
Protective Gloves:LINED BUTYL GLOVES.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:NONE SPECIFIED BY MANUFACTURER.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
VP: 151 PSIA @ 77F. EXPLO HAZ: COOL CONTRS. CYLINDERS ARE EQUIPPED
W/PRESS & TEMP RELIEF DEVICES BUT MAY RUPTURE UNDER FIRE CNDTNS.
DECOMP MAY OCCUR. THERMAL DECOMPOSITION PRODUCTS MAY INCLUDE
FLUORID ES, CHLORIDES & PHOSGENE . HAZ DECOMP PROD: HYDROFLUORIC
ACIDS, & POSSIBLY CARBON HALIDES. PHOSGENE .

HCC:G3
Boiling Pt:B.P. Text:-41F,-41C
Vapor Pres:SEE SUPDAT
Vapor Density:3.03 @ 25C
Solubility in Water:0.30% BY WT @ 25C
Appearance and Odor:CLEAR, SLIGHT ETHEREAL ODOR.

Stability Indicator/Materials to Avoid:YES
ALKALI OR ALKALINE EARTH METALS, POWDERED AL, ZN, BE, ETC.
Stability Condition to Avoid:AVOID OPEN FLAMES AND HIGH TEMPERATURES.
Hazardous Decomposition Products:DYMEL 22 CAN BE DECOMPOSED BY HIGH
TEMPS (OPEN FLAMES/GLOWING METAL SURFACES/ETC.) FORMING
HYDROCHLORIC AND (SUPP DATA)

Waste Disposal Methods:RECLAIM BY DISTILLATION. COMPLY WITH FEDERAL,
STATE AND LOCAL REGULATIONS.

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.