Product ID:HYDROGEN, ARGON 35/65
MSDS Date:01/01/1991
FSC:6830
NIIN:00N084889
MSDS Number: CGVDF

NATIONAL WELDERS

CHARLOTTE, NC 28231
US

Emergency Phone: 800-866-4422;800-424-9300(CHEMTREC)

Info Phone: 704-333-5475

Cage: 18264

NATIONAL WELDERS SUPPLY CO INC

31007 CHARLOTTE, NC 28231 US

Telephone: 704-333-5475

Cage: 18264

HYDROGEN

CAS: 1333-74-0

RTECS: MW8900000

OSHA PEL N/K

ACGIH TLV: N/K

ARGON

CAS: 7440-37-1

RTECS: CF2300000

OSHA PEL N/K

ACGIH TLV: ASPHYXIANT

IMMED AFTER RELS. FORMS EXPLO MIXS W/AIR &

RTECS: 9999999ZZ

DO NOT EXTING FLAMES DUE TO POSSIBILITY OF EXPLO

RTECS: 9999999ZZ

LINGER. BEFORE ENTERING AREA, ESP CONFINED AREAS,

RTECS: 9999999ZZ

SUBJECTED TO TEMP HIGHER THAN 52C (APPROX 125F).

RTECS: 9999999ZZ

TO VENT CONTENTS WHEN THEY ARE EXPOSED TO ELEVATED

RTECS: 9999999ZZ

MIXED, THEIR HAZ PROPERTIES MAY COMBINE TO CREATE

RTECS: 9999999ZZ

OTHER TRAINED PERSON WHEN YOU MAKE YOUR SFTY

RTECS: 9999999ZZ

PROPERTIES WHICH CAN CAUSE SERIOUS INJURY OR DEATH.

RTECS: 9999999ZZ

LEAK OR MOVE LEAKING CNTNR TO WELL-VENTD AREA.

RTECS: 9999999ZZ

ENTERING AREA, ESPECIALLY CONFINED AREAS, CHECK

RTECS: 9999999ZZ

LEAK, CLOSE CYL VALVE, BLOW DOWN SYS BY

RTECS: 9999999ZZ

FROM DIRECT SUNLIGHT & STORE IN WELL-VENTD AREA.

RTECS: 9999999ZZ

FROM CYLS OF OXYGEN & CHLORINE. DO NOT LOAD

RTECS: 9999999ZZ

AGENTS. IN EVENT OF FIRE, COOL CYLS W/WATER

RTECS: 9999999ZZ

GASES OR LIQUEFIED GASES ARE MIXED, THEIR HAZ

RTECS: 9999999ZZ

GASES & LIQS HAVE PROPERTIES WHICH CAN

RTECS: 9999999ZZ

HNDLG OF COMPRESSED GAS CYLS, OBTAIN A COPY OF

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:EFFECTS OF SINGLE (ACUTE) OVEREXP
CONSISTS OF FOLLOWING: INGEST: UNLIKELY ROUTE OF EXPOSURE; THIS
PRODUCT IS GAS. SKIN ABSORPTION: NO EVIDENCE OF ADVERSE EFFECTS
FROM AVAILABLE INFO. INHAL: ASPHYXIANT , MODERATE CONCENTRATIONS
MAY CAUSE HEADACHE, DROWSINESS, DIZZINESS, EXCITATION, EXCESS
SALIVATION, (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: VOMITING & UNCONSCIOUSNESS. SKIN
CONTACT: NO EVIDENCE OF ADVERSE EFFECTS FROM AVAILABLE INFO. EYE
CONTACT: NO EVIDENCE OF ADVERSE EFFECTS FROM AVAILABLE INFO.
CHRONIC: NO EVIDENCE OF ADVERSE EFFECTS FROM AVAILABLE INFO. OTHER
EFFECTS OF OVEREXP: HYDROGEN IS ASPHYXIANT; LACK OF OXYGEN CAN
CAUSE DEATH.
Medical Cond Aggravated by Exposure:A KNOWLEDGE OF THE AVAILABLE
TOXICOLOGY INFORMATION AND OF THE PHYSICAL AND CHEMICAL PROPERTIES
OF THE MATERIAL SUGGEST THAT OVEREXPOSURE IS UNLIKELY TO AGGRAVATE
EXISTING MEDICAL CONDITIONS.

First Aid:INGESTION: THIS PRODUCT IS A GAS AT NORMAL TEMPERATURE AND
PRESSURE. SKIN CONTACT: WASH WITH SOAP AND WATER. INHALATION:
REMOVE TO FRESH AIR. GIVE OXYGEN IF BREATHING IS DIFFICULT. GIVE
ARTIFICIAL RES PIRATION IF NOT BREATHING. CALL MD IMMEDIATELY.
EYES: FLUSH WITH WATER FOR AT LEAST 15 MINUTES.

Flash Point:FLAMMABLE GAS
Lower Limits:4%
Upper Limits:75%
Extinguishing Media:CARBON DIOXIDE, DRY CHEMICALS, WATER SPRAY OR FOG.
Fire Fighting Procedures:NIOSH APPRVD SCBA & FULL PROT EQUIP. EVACUATE
PERS FROM DANGER AREA. IMMED COOL CNTNR W/WATER SPRAY FROM MAX
DIST; TAKE CARE NOT TO EXTING FLAMES.(SUPDAT)
Unusual Fire/Explosion Hazard:FLAM GAS. FLAME IS NEARLY INVISIBLE.
ESCAPING GAS MAY IGNITE "SPONTANEOUSLY." HYDROGEN HAS LOW IGNIT
ENERGY. FIREBALL IS FORMED IF GAS CLOUD IS IGNITED (ING 3)

Spill Release Procedures:DANGER: FORMS EXPLOSIVE MIXTURES W/AIR. IMMED
EVACUATE ALL PERS FROM DANGER AREA. USE NIOSH APPRVD SCBA WHERE
NEEDED. REMOVE ALL SOURCES OF IGNIT IF W/OUT RISK. REDUCE GAS W/FOG
OR FINE WATER SPRAY. S HUT OFF LEAK IF W/OUT RISK. VENT AREA OF
(ING 11)
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:BE SURE TO READ & UNDERSTAND ALL
LABELS & OTHER INSTRUCTIONS SUPPLIED W/ALL CNTNRS OF THIS PROD.
NEVER WORK ON PRESSURIZED SYS. IF THERE IS A (ING 13)
Other Precautions:DANGER: FLAM GAS UNDER HIGH PRESS. USE PIPING & EQUIP
ADEQUATELY DESIGNED TO W/STAND PRESS TO BE ENCOUNTERED. MAY FORM
EXPLO MIXS W/AIR. GROUND ALL EQUIP. ONLY USE SPK-PROOF TOOLS &
EXPLO-PROOF EQUIP. KEEP AWAY FROM OXIDIZING (ING 16)

Respiratory Protection:SELECT IN ACCORDANCE WITH OSHA 29 CFR 1910.134.
RESIRATORS SHALL BE ACCEPTABLE TO NIOSH.
Ventilation:LOCAL EXHAUST: EXPLOSION PROOF SYSTEM IS ACCEPTABLE.
MECHANICAL: INADEQUATE.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:ANSI APPROVED EYE WASH & DELUGE SHOWER .
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
BP: >-303F,>-186C. FIRE FIGHT: REMOVE IGNIT SOURCES IF W/OUT RISK. IF
FLAMES ACCIDENTALLY EXTING, EXPLO RE-IGNIT MAY OCCUR. STOP GAS FLOW
IF W/OUT RISK WHILE CONTINUING COOLING WATER SPRAY. REMOVE ALL
CNTNRS FROM FIRE AREA IF W/OUT RISK. ALLOW FIRE TO BURN OUT. ON
SITE FIRE BRIGADES MUST COMPLY W/OSHA 29 CFR 1910.156.

Boiling Pt:B.P. Text:SUPDAT
Melt/Freeze Pt:M.P/F.P Text:>303F,>151C
Vapor Pres:GAS
Spec Gravity:GAS
Solubility in Water:NEGLIGIBLE
Appearance and Odor:COLORLESS GAS AT NORMAL TEMPERATURE AND PRESSURE;
ODORLESS.

Stability Indicator/Materials to Avoid:YES
OXIDIZING AGENTS, LITHIUM, HALOGENS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:NONE.

Waste Disposal Methods:PREVENT WASTE FROM CONTAMINATING SURROUNDING
ENVIRONMENT. KEEP PERSONNEL AWAY. DISCARD ANY PRODUCT, RESIDUE,
DISPOSABLE CONTAINER OR LINER IN AN ENVIRONMENTALLY ACCEPTABLE
MANNER IN FULL COMPLIANCE WI TH 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.