Product ID:HYDROGEN
MSDS Date:01/01/1991
FSC:6830
NIIN:00-180-5919
MSDS Number: CCLPC

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

Info Phone: 704-333-5475(X308)/FAX 344-1711

Cage: 18264

Telephone: 704-333-5475

Cage: 18264

HYDROGEN

CAS: 1333-74-0

RTECS: MW8900000

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:ACUTE:INGEST:UNLIKELY ROUTE OF
EXPO-PRODUCT IS GAS.EYE/SKIN/SKIN ABSORPT:NO EVIDENCE OF ADVERSE
EFFECTS.INHAL:ASPHYXIANT.MODERATE CONC MAY CAUSE
HEAD,DROWS,EXCITATION,EXCESS SALIVATION,VOMIT,UNCONSC.C HRONIC:NO
EVIDENCE OF ADVERSE EFFECTS.LACK OF OXYGEN CAN CAUSE DEATH.
Effects of Overexposure:ASPHYXIANT, DEATH, MODERATE CONCENTRATION MAY
CAUSE HEADACHE,DROWSINESS,EXCITATION,EXCESS
SALIVATION,VOMITING,UNCONSC.
Medical Cond Aggravated by Exposure:KNOWLEDGE OF AVAILABLE TOXICOLOGY
INFO & PHYSICAL/CHEM PROPERTIES OF MATL SUGGEST THAT OVEREXPOSURE
IS UNLIKELY TO AGGRAVATE EXISTING MED CONDITIONS.

First Aid:INGEST:PRODUCT GAS @NORMAL TEMP/PRESSURE.SKIN:WASH
W/SOAP/WATER.INHAL:REMOVE TO FRESH AIR.GIVE OXY IF BREATH
DIFFICULT.GIVE ART RESP IF NOT BREATHING.CALL PHYSICIAN
IMMED.EYE:FLUSH W/WATER.NOTE TO PHY SICIAN:THERE IS NO SPECIFIC
ANTIDOTE.PRODUCT IS RELATIVELY INERT.

Flash Point:FLAMMABLE GAS
Autoignition Temp:Autoignition Temp Text:520C
Lower Limits:4
Upper Limits:75
Extinguishing Media:CO2, DRY CHEMICAL, WATER SPRAY OR FOG.
Fire Fighting Procedures:REMOVE ALL PEOPLE.COOL CNTNR W/WATERSPRAY FROM
MAX DISTANCE/DON'T EXT FLAMES;IF SO EXPLO REIGN MAY OCCUR.USE
SCBA.STOP LEAK/REMOVE CNTNR W/O RISK.ALLOW (SUPPLE)
Unusual Fire/Explosion Hazard:FLAMM GAS.FLAME NEARLY INVISIBLE.ESCAPING
GAS IGN SPONT.H2 HAS LOW IGN ENERGY.FIREBALL FORMED IF GAS CLOUD
IGN IMMED AFT RELEASE.FORMS EXPLO MIX W/(SUPPLEMENT)

Spill Release Procedures:FORMS EXPLO MIXTURE W/AIR.IMMED REMOVE
PEOPLE.USE SCBA.REMOVE ALL IGN SOURCES.REDUCE GAS W/FOG/FINE
WATERSPRAY.SHUT OFF LEAK W/O RISK.VENTI AREA.REMOVE LEAK CNTNR TO
WELL VENTI AREA.FLAMM GAS SPREAD F ROM SPILL.CHECK ATM BEF
ENTERING.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:USE PIPE/EQPMT ADEQUA DESIGN TO
W/STAND PRESSURE ENCOUNTERED.GROUND EQPMT.USE ONLY SPARK-PROOF
TOOL/EQPMT/IN CLSD SYS.PROTECT CYL FROM IGN SOURCE/ETC.
Other Precautions:WHEN 2 OR MORE GAS/LIQ GASES MISED THEIR HAZ
PROPERTIES MAY COMBINE TO CREATE ADDN UNEXPECTED
HAZ.OBTAIN/EVALUATE SAFETY INFO FOR EA COMPONENT BEF PRODUCE THE
MIXTURE.CONSULT INDUSTR HYG/TRAIN PERSON WHEN MAKE SAF
EVALUATION.GAS/LIQ (SUPPL)

Respiratory Protection:SELECT IN ACCORDANCE IWTH OSHA
29CFR1910.134.RESPIRATORS SHALL BE ACCEPTABLE TO OSHA & NIOSH.
Ventilation:LOCAL EXHAUST:EXPLOSION-PROOF SYSTEM IS
ACCEPTABLE.MECHANICAL:INADEQUATE.
Protective Gloves:PREFER FOR CYLINDER HNDLG.
Eye Protection:SELECT IAW OSHA 29CFR1910.132,1910.133.
Other Protective Equipment:METATARSAL SHOES FOR CYL HNDLG.SELECT IAW
OSHA 29CFR1910.132 AND 1010.133.
Work Hygienic Practices:NEVER WORK ON PRESSURIZED SYS.IF THERE'S LEAK
CLS CYL VALVE/BLOW DOWN SYS BY VENT TO SAFE PLACE/THEN REPAIR LEAK.
Supplemental Safety and Health
GAS DENS:0.005209 LB/FT3. FIREFIGHT:TO BURN.ON SITE FIRE BRIDGADES
COMPLY W/29CFR1910.156. FIRE/EXPLO HAZ:AIR/OXIDIZNG AGENTS.CNTNR
RUPT FRM HEAT.EXPLO ATM MAY LINGER.CHECK ATM BEF ENTER. OTHER
PRECAU T:HAV EPROPERTIES CAN CAUSE SERIOUS
INJURY/DEATH.READ/UNDERSTAND ALL LABELS/INSTRUCTIONS SUPPLIED W/ALL
PROD CNTNRS.

HCC:G2
Boiling Pt:B.P. Text:-423F,-253C
Melt/Freeze Pt:M.P/F.P Text:-435F,-259C
Decomp Temp:Decomp Text:D
Vapor Pres:GAS
Vapor Density:SUPPLEMENT
Spec Gravity:GAS
pH:D
Viscosity:D
Evaporation Rate & Reference:NA
Solubility in Water:NEGLIGIBLE.
Appearance and Odor:COLORLESS GAS @NORMAL TEMP/PRESSURE; ODORLESS.

Stability Indicator/Materials to Avoid:NO
OXIDIZING AGENTS, LITHIUM, HALOGENS.
Stability Condition to Avoid:EXTREMELY FLAMM AIR/OXY/OXIDIZING AGENTS
FORMS EXPLO MIXTURES.
Hazardous Decomposition Products:NONE.

Waste Disposal Methods:PREVENTR WASTE FROM CNTAMIN SURROUNDING
ENVIRO.KEEP PEOPLE AWAY.DISCARD PRODU/RESIDUE/DISPOSABLE
CNTNR/LINER IN ENVIRO ACCEPTABLE MANNER IN FULL COMPLIANCE
W/FED/STATE/LOC REGS.

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.