Product ID:CALIBRATION GAS CO45-55 PPM IN AIR, 51-2277
MSDS Date:02/13/1991
FSC:6830
NIIN:00N018765
MSDS Number: BLFYB

BACHARACH INC

625 ALPHA DRIVE
PITTSBURGH, PA 15238
US

Emergency Phone: 800-424-9300 (CHEMTREC)

Info Phone: 412-963-2223

Cage: 05083

BACHARACH INC

PITTSBURGH, PA 15238 US

Telephone: 412-963-2130

Cage: 05083

CARBON MONOXIDE

CAS: 630-08-0

RTECS: FG3500000

Fraction By Weight: 0.005%

OSHA PEL 50 PPM

ACGIH TLV: 25 PPM; 9293

AIR, COMPRESSED

Fraction By Weight: 99.995%

SINCE THIS GAS IS ODORLESS, AREAS OF USE OR WHERE

RTECS: 9999999ZZ

TO ASSURE THAT THE CONCENTRATIONS ARE MAINTAINED

RTECS: 9999999ZZ

LD50 LC50 Mixture:LC50(RAT): 1807 PPM/4HR
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:(ACUTE) EYES & SKIN: NONE KNOWN OR
EXPECTED. INHAL: CO IS A CHEM ASPHYXIANT WHICH AFFECTS OXYGEN
TRANSPORT OF THE BLOOD. SYMP INCL HDCH, POUNDING HEART, DIZZ,
WEAKNESS, CONFUSN & NAUS. DEATH MAY RESUL T FROM INTENSE/PRLNGD
EXPOS. INGEST: NOT APPLIC. THIS MATL IS A GAS. (CHRONIC) EXPOS TO
LOW LEVS OF(SEE EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:CO MAY ADVERSELY AFFECT CARDIOVASCULAR
SYSTEM. IRRITANCY: MATL IS NOT IRRIT TO TISS. SENSIT: NOT A
SENSITIZER. REPRO TOX: CO HAS BEEN RPTD TO CAUSE ADVERSE EFTS ON
FERTILITY IN SOME ANIMAL ST UDIES. TERATOGENICITY: CO HAS BEEN
RPTDTO CAUSE DEVELOPMENTAL ABNORMALITIES & FETAL TOX IN ANIMAL
STUDIES. (SUPP DATA)
Medical Cond Aggravated by Exposure:PERSONS WITH PRE-EXISTING
RESPIRATORY DISEASE AND SMOKERS MAY BE AT INCREASED RISK FROM
EXPOSURE.

First Aid:EYE & SKIN: NONE NEEDED. INHAL: RESCUERS SHOULD BE AWARE OF
HAZARD AND WEAR SCBA. REMOVE VICTIM FROM AREA TO FRESH AIR, GIVE
ARTIFICIAL RESPIRATION, GET MD IMMEDIATELY. INGEST: NONE NEEDED.

Flash Point:NON-FLAMMABLE
Lower Limits:12.5%
Upper Limits:74% (CO)
Extinguishing Media:THIS GAS IS NOT FLAMMABLE. COOL EXPOSED CNTNRS WITH
WATER. USE MEDIA SUITABLE FOR SURROUDING FIRE .
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA & FULL PROT EQUIP
. USE SHIELDING TO PROTECT FROM CYLINDER EXPLOSION.
Unusual Fire/Explosion Hazard:CONC OF CO IS COMPRESSED AIR AT HIGH PRESS WILL ACCELERATE BURNING OF OTHER
MATLS. GAS CYL EXPSD TO HEAT/FLAME MAY VENT RAPIDLY/EXPLD.

Spill Release Procedures:EVACUATE AREA, WEAR NIOSH/MSHA APPROVED
POSITIVE PRESSURE SCBA AND MOVE LEAKING CYLINDER TO A HOOD OF
OUTDOOR LOCATION. ALLOW GAS TO DISSIPATE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:DO NOT STORE NEAR HEAT/OPEN FLAME.
EXPOS TO TEMPS >125F MAY CAUSE RUPTURE. SECURE CYL-DO NOT DROP.
OUTDOOR STORAGE PREFERRED.
Other Precautions:DO NOT BREATHE GAS. CONTENTS UNDER PRESS. DO NOT
PUNCTURE. NEVER THROW CNTNR IN FIRE/INCINERATOR. KEEP CYL SECURED.
DO NOT DROP/DMG. USE PRESS REGULATOR & CHECK VALVES AS APPROP. KEEP
CYL AWAY FROM HE AT, FLAMES & ALL IGNIT (SEE SUPP DATA)

Respiratory Protection:NIOSH/MSHA APPRVED POSITIVE PRESS SCBA FOR EMER
USE. DO NOT BREATHE GAS. SELECTION OF RESP PROT DEPENDS ON
CONTAMINANT TYPE, FORM & CONC. SELECT IN ACCORDANCE WITH OSHA
1910.134 AND GOOD INDUSTRIAL HY GIENE PRACTICE.
Ventilation:LOCAL EXHAUST OR ADEQUATE GENERAL VENTILATION TO MAINTAIN
CONCENTRATION BELOW THE PEL.
Protective Gloves:LEATHER GLOVES RECOMMENDED.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:SEE OTHER PRECAUTIONS.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
EFTS OF OVEREXP:MUTAGENICITY:CO IS MUTAGENIC IN SOME TEST SYSTEMS.
SYNERGISTIC EFTS:METHYLENE CHLORIDE IS METABOLIZED TO CO IN THE
BODY & INCREASES TOXIC EFT OF CO EXPOS. OTHER PREC: SOURCES. FOR
ADDT NL HNDLG REC ON COMPRESSED GAS CYL, CONSULT COMPRESSED GAS
ASSOC PAMPHLET P-1. PROT FROM HEAT & PHYS DMG. (SEE ING 3)

HCC:G3
Boiling Pt:B.P. Text:-317F,-194C
Vapor Density:1
Spec Gravity:0.8
Solubility in Water:NEGLIGIBLE
Appearance and Odor:COLORLESS, ODORLESS, TASTELESS COMPRESSED GAS IN
CYLINDERS.
Percent Volatiles by Volume:100

Stability Indicator/Materials to Avoid:YES
NONE KNOWN.
Stability Condition to Avoid:AVOID HEAT OR FLAMES.
Hazardous Decomposition Products:NONE KNOWN.

Waste Disposal Methods:DISPOSE IN ACCORDANCE WITH ALL LOCAL, STATE AND
FEDERAL REGULATIONS. DO NOT INCINERATE CYLINDER.

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particular situation.