Product ID:CARBON DIOXIDE IN HELIUM, 21232
MSDS Date:07/01/1997
FSC:6830
NIIN:00N092291
Status Code:A
MSDS Number: CJQVG

SCOTT SPECIALTY GASES

500 WEAVER PARK RD
LONGMONT, CO 80501
US

Emergency Phone: 888-253-1635

Info Phone: 888-253-1635

Cage: 0SHS3

SCOTT SPECIALTY GASES

LONGMONT, CO 80501 US

Telephone: 888-253-1635

Cage: 0SHS3

3000

CAS: 124-38-9

RTECS: FF6400000

OSHA PEL 9000 MG/M3;5000 PPM

ACGIH TLV: 9000 MG/M3;5000 PPM

HELIUM (HE)

CAS: 7440-59-7

RTECS: MH6520000

Fraction By Weight: BALANCE

OSHA PEL SIMPLE ASPHYXIANT

ACGIH TLV: SIMPLE ASPHYXIANT

LD50 LC50 Mixture:NOT APPLICABLE.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: MIXTURE ACTS AS A SIMPLE
ASPHYXIANT BY DISPLACING AIR NECESSARY FOR LIFE. SYMPTOMS INCLUDE
RAPID RESPIRATION, MUSCULAR INCOORDINATION, FATIGUE, DIZZINESS,
NAUSEA, VOMITING, UNCONSCIOUSNESS AND DEATH. CHRONIC: NONE KNOWN.
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:NONE KNOWN.

First Aid:INHALATION: IMMEDIATELY REMOVE VICTIM TO FRESH AIR. IF
BREATHING IS DIFFICULT, GIVE OXYGEN. IF BREATHING HAS STOPPED, GIVE
ARTIFICIAL RESPIRATION. EYE/SKIN/INGESTION: NONE. IN EVENT OF
EXPOSURE, CONSU LT MD. NOTE TO MD: NONE. STANDARD FIRST AID
PROCEDURES: INGESTION: CALL MD IMMEDIATELY . SKIN: FLUSH W/COPIOUS
AMOUNTS OF WATER. CALL MD . EYE: IMMEDIATELY FLUSH W/POTABLE WATER
FOR AT LEA ST 15 MINUTES, SEEK ASSISTANCE FROM MD .

Flash Point:NONFLAMMABLE
Lower Limits:NONFLAMMABLE
Upper Limits:NONFLAMMABLE
Extinguishing Media:USE WHAT IS APPROPRIATE FOR SURROUNDING FIRE.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA AND FULL PROTECTIVE
EQUIPMENT . KEEP FIRE EXPOSED CYLINDERS COOL WITH WATER SPRAY. IF
POSSIBLE, STOP THE PRODUCT FLOW.
Unusual Fire/Explosion Hazard:CYLINDER RUPTURE MAY OCCUR UNDER FIRE
CONDITIONS. HAZARDOUS COMBUSTION PRODUCTS: NONE.

Spill Release Procedures:EVACUATE AND VENTILATE AREA. REMOVE LEAKING
CYLINDER TO EXHAUST HOOD OR SAFE OUTDOOR AREA. SHUT OFF SOURCE IF
POSSIBLE AND REMOVE SOURCE OF HEAT. SPECIALIZED EQUIPMENT: NONE.

Handling and Storage Precautions:SECURE CYL WHEN USING TO PROT FROM
FALLING. USE SUITABLE HAND TRUCK TO MOVE CYLS. STORE IN WELL VENTED
AREAS. KEEP VALVE PROT CAP ON CYLS WHEN NOT IN USE. HIGH PRESSURE
GAS. CAN CAUSE RAPID SUFFOCATIO N.
Other Precautions:PROTECT CNTNRS FROM PHYSICAL DMG. DO NOT DEFACE
CYLS/LBLS. CYLS SHOULD BE REFILLED BY QUALIFIED PRODUCERS OF
COMPRESSED GAS. SHIPMENT OF A COMPRESSED GAS CYL WHICH HAS NOT BEEN
FILLED BY THE OWNER OR WITH HIS WRITTEN CONSENT IS A VIOLATION OF
FEDERAL LAW (49 CFR).

Respiratory Protection:USE A NIOSH APPROVED SELF-CONTAINED BREATHING
APPARATUS IN CASE OF EMERGENCY OR NON-ROUTINE USE.
Ventilation:PROVIDE ADEQUATE GENERAL AND LOCAL EXHAUST VENTILATION TO
MAINTAIN CONCENTRATIONS BELOW EXPOSURE LIMITS AND TO AVOID
ASPHYXIATION.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPROVED CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:ANSI APPROVED EYE WASH & DELUGE SHOWER .
SAFETY SHOES WHEN HANDLING CYLINDERS.
Supplemental Safety and Health
PHYSICAL & CHEMICAL PROPERTIES: ODOR THRESHOLD: NOT APPLICABLE. VAP
DENSITY: 0.14496 (AIR=1).

Boiling Pt:B.P. Text:GAS
Vapor Density:0.14496
Spec Gravity:GAS (H*2O=1)
Evaporation Rate & Reference:GAS
Solubility in Water:V/V @ 20C: 0.0068
Appearance and Odor:COLORLESS, ODORLESS GAS.

Stability Indicator/Materials to Avoid:YES
NONE.
Stability Condition to Avoid:STABLE UNDER NORMAL STORAGE CONDITIONS.
AVOID STORAGE IN POORLY VENTILATED AREAS. AVOID STORAGE NEAR A HEAT
SOURCE.
Hazardous Decomposition Products:NONE.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

Waste Disposal Methods:DISPOSE OF NON-REFILLABLE CYLINDERS I/A/W
FEDERAL, STATE & LOCAL REGULATIONS. ALLOW GAS TO VENT SLOWLY TO
ATMOSPHERE IN AN UNCONFINED AREA OR EXHAUST HOOD. IF CYLINDERS ARE
REFILLABLE TYPE, RETURN CYL INDERS TO SUPPLIER WITH ANY VALVE
OUTLET PLUGS OR CAPS SECURED & VALVE PROTECTION CAPS IN PLACE.

Toxicological Information:LETHAL CONCENTRATION (LC50): NONE
ESTABLISHED. LETHAL DOSE 50 (LD50(): NOT APPLICABLE.
TERATOGENICITY: NOT APPLICABLE. REPRODUCTIVE EFFECTS: NOT
APPLICABLE. MUTAGENICITY: NOT APPLICABLE.

Ecological:NO ADVERSE ECOLOGICAL EFFECTS ARE EXPECTED.

Transport Information:CONCENTRATION: 0.0001-0.5%. DOT DESCRIPTION (U.S.
ONLY): PROPER SHIPPING NAME: COMPRESSED GASES, N.O.S. HAZARD CLASS:
2.2 (NONFLAMMABLE). IDENTIFICATION NUMBER: UN1956. REPORTABLE
QUANTITIES: NONE. LA BELING: NONFLAMMABLE GAS. ADR/RID (EU ONLY):
CLASS 2, 1A. SPECIAL PRECAUTIONS: CYLINDERS SHOULD BE TRANSPORTED
IN A SECURE UPRIGHT POSITION IN A WELL VENTILATED TRUCK.

SARA Title III Information:SARA: THE THRESHOLD PLANNING QUANTITY FOR
THIS MIXTURE IS 10,000 LBS.
Federal Regulatory Information:OSHA: PROCESS SAFETY MANAGEMENT:
MATERIALS ARE NOT LISTED IN APPENDIX A OF 29 CFR 1910.119 AS HIGHLY
HAZARDOUS CHEMICALS. TSCA: MATERIALS ARE LISTED IN TSCA INVENTORY.
EU NUMBER: N/AV. NUMBER IN ANNEX 1 OF DIR 67/548: MIXTURE IS NOT
LISTED IN ANNEX 1. EU CLASSIFICATION: N/AV. R: AS. S: 9, 23.

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.