Product ID:HYDROGEN IN AIR
MSDS Date:11/20/1997
FSC:6830
NIIN:01-360-1866
Status Code:A
MSDS Number: CLLNH

SCOTT MEDICAL PRODUCTS,DIV OF SCOTT SPECIALTY

RT 611 N
PLUMSTEADVILLE, PA 18949
US

Emergency Phone: 215-766-8861

Info Phone: 215-766-8861

Cage: 3Y341

SCOTT SPECIALTY GASES

310 PLUMSTEADVILLE, PA 18934 US

Telephone: 215-766-0416

Cage: 51847

HYDROGEN

CAS: 1333-74-0

RTECS: MW8900000

Fraction By Weight: .0005 - 3%

OSHA PEL SIMPLE ASPHYXIANT

ACGIH TLV: SIMPLE ASPHYXIANT

AIR (O2 / N2)

Fraction By Weight: BALANCE

OSHA PEL NONE ETABLISHED

ACGIH TLV: NONE ESTABLISHED

Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: NONE. CHRONIC: NONE KNOWN
Explanation of Carcinogenicity:CACINOGENICITY (US ONLY): NTP: NO; IARC
MONOGRAPHS: NO; OSHA REGULATED: NO.
Effects of Overexposure:NOT PROVIDED BY MFR.
Medical Cond Aggravated by Exposure:NONE KNOWN

First Aid:INHALATION: NONE. EYE CONTACT: NONE. SKIN CONTACT: NONE.
INGESTION: NONE. IN EVENT OF EXPOSURE: CONSULT A PHYSICIAN. NOTE TO
PHYSICIAN: NONE.

Flash Point:NONFLAMMABLE
Extinguishing Media:USE WHAT IS APPROPRIATE FOR SURROUNDING FIRE.
Fire Fighting Procedures:WEAR SELF CONTAINED BREATHING APPARATUS AND
FULL PROTECTIVE CLOTHING. KEEP FIRE EXPOSED CYLINDERS COOL WITH
WATER SPRAY. IF POSSIBLE, STOP THE PRODUCT FLOW
Unusual Fire/Explosion Hazard:ESCAPING GAS MIXTURES CONTAINING 19-24%
OXYGEN (AIR) VIGOROUSLY SUPPORTS COMBUSTION OF SURROUNDING
MATERIALS AND MAY ACCELERATE IT. CYLINDER RUPTURE MAY OCCUR UNDER
FIRE CONDITIONS. HAZARDOUS COMBUSTI ON PRODUCTS: NONE.

Spill Release Procedures:CLEAN UP PROCEDURES: SHUT OFF SOURCE IF
POSSIBLE AND REMOVE SOURCE OF HEAT. SPECIALIZED EQUIPMENT: NONE.
Neutralizing Agent:NOT PROVIDED BY MFR

Handling and Storage Precautions:HANDLING: SECURE CYLINDER WHEN USING
TO PROTECT FROM FALLING. USE SUITABLE HAND TRUCK TO MOVE CYLINDERS.
STORAGE: STORE IN WELL VENTILATED AREAS. KEEP VALVE PROTECTION CAP
ON CYLINDERS WHEN NOT IN USE .
Other Precautions:NOT PROVIDED BY MFR

Respiratory Protection:NONE.
Ventilation:PROVIDE ADEQUATE GENERAL AND LOCAL EXHAUST VENTILATION.
Protective Gloves:NONE.
Eye Protection:SAFETY GLASSES.
Other Protective Equipment:SAFETY SHOES WHEN HANDLING CYLINGERS.
Work Hygienic Practices:NOT PROVIDED BY MFR
Supplemental Safety and Health
NOT PROVIDED BY MFR

HCC:G3
Melt/Freeze Pt:M.P/F.P Text:NOT PROVIDED BY MFR
Decomp Temp:Decomp Text:NOT PROVIDED BY MFR
Vapor Pres:NOT PROVIDED BY MFR.
Vapor Density:0.97(AIR=1
Spec Gravity:GAS (H2O=1)
pH:NOT PROVIDED
Viscosity:NOT PROVIDED BY MFR
Evaporation Rate & Reference:GAS
Solubility in Water:0.025
Appearance and Odor:COLORLESS, ODORLESS, GAS
Percent Volatiles by Volume:NOT PROVIDED
Corrosion Rate:NOT PROVIDED BY MFR

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

Waste Disposal Methods:DISPOSE OF NON-REFILLABLE CYLINDERS IN
ACCORDANCE WITH FEDERAL, STATE, AND LOCAL REGULATIONS. ALLOW GAS TO
VENT SLOWLY TO ATMOSPHERE IN AN UNCONFINED AREA OR EXHAUST HOOD. IF
THE CYLINDERS ARE THE REF ILLABLE TYPE, RETURN CYLINDERS TO
SUPPLIER WITH VALVE OUTLET PLUGS OR CAPS SECURED AND VALVE PROTECT
ION CAPS IN PLACE.

Toxicological Information:LETHAL CONCENTRATION (LC50): NONE
ESTABLISHED; LETHAL DOSE 50 (LD50): N/A; TERATOGENICITY: N/A;
REPRODUCTIVE EFFECTS: N/A; MUTAGENICITY: N/A.

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.

Ecological:NO ADVERSE ECOLOGICAL EFFECTS ARE EXPECTED.

Transport Information:CONCENTRTION: 0.0005-3%. DOT DESCRIPTION (US
ONLY): PROPER SHIPPING NAME: COMPRESSED GASES, N.O.S.; HAZARD
CLASS: 2.2 (NONFLAMMABLE); UN 1956; REPORTABLE QUANTITIES: NONE;
LABELING: 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.