Product ID:HYDROGEN GAS, MGI11120, 65781703
MSDS Date:06/27/1990
FSC:6830
NIIN:00-180-5919
MSDS Number: BLTWY

MG INDUSTRIES

2460 BLVD OF THE GENERALS
VALLEY FORGE, PA 19482
US

Emergency Phone: 800-424-9300 (CHEMTREC)

Info Phone: 215-630-5422

Cage: 08772

MG INDUSTRIES

MALVERN, PA 19355-1424 US

Telephone: 610-695-7400 / 610-695-7449

Cage: 08772

HYDROGEN

CAS: 1333-74-0

RTECS: MW8900000

Fraction By Weight: 2.0%

BE STORED IN CNTNRS WHICH MEET NFPA

RTECS: 9999999ZZ

AWAY FROM STORAGE TANK ENDS.COOL FIRE-EXPSD

RTECS: 9999999ZZ

MASSIVE FIRE IN STORAGE AREA,USE UNMANNED HOSE

RTECS: 9999999ZZ

WITHDRAW IMMED IN CASE OF RISING SOUND FROM VENTING

RTECS: 9999999ZZ

FIRE. LET STORAGE TANK BURN UNLESS LEAK CAN BE

RTECS: 9999999ZZ

MSDS . ALKALINE METALS, CALCIUM CARBONATE +

RTECS: 9999999ZZ

OXIDE, DICHLORATE OXIDE, DIFLUORODIAZENE, DINITROGEN

RTECS: 9999999ZZ

(CATALYST), FLUORINE PERCHLORATE, HALOGENS,

RTECS: 9999999ZZ

NICKEL (CATALYST), NITROGEN (LIQ) + ALKENES,

RTECS: 9999999ZZ

NITRYL FLUORIDE, OXIDIZERS, OXYGEN, OXYGEN

RTECS: 9999999ZZ

TRIFLUORIDE, 1-PENTOL, POLY(CARBON MONOFLUORIDE),

RTECS: 9999999ZZ

(HYDROXYMETHYL)NITROMETHANE + CATALYST, UNSATURATED

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:INHAL:SYMP OF ASPHY DEPEND ON RAPIDITY
W/ WHICH O2 DEFICIENCY DEV & HOW LONG IT CONTINUES.IN SUDDEN ACUTE
ASPHY, UNCON MAY BE IMMED.W/SLOW DEV THERE MAY BE RAPID RESP &
PULSE, AIR HUNGER, DIZZ, REDUCE D AWARENESS, TIGHTNESS IN HEAD,
TINGLING SENSATION, INCOORD & FAULTY JUDGEMENT, EMOTIONAL INSTAB &
RAPID(EFS OF OVEREXP
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: FATG.AS ASPHY PROGRESSES, NAUS,
VOMIT, COLLAPSE, UNCON, CONVL, DEEP COMA & DEATH POSS.EYE/SKIN:LIQ
MAY CAUSE FROSTBITE W/NUMBNESS, REDNESS, TINGLING & PAIN.MORE
SEVERE CASES:SKIN MAY BECOME HARD & WHITE
W/BLISTERS.INGEST:UNLIKELY.MAY CAUSE FROSTBITE DMG TO LIPS, MOUTH &
MUC MEMB.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:INGEST: CALL MD IMMEDIATELY . INHAL: REMOVE TO FRESH AIR.
SUPPORT BREATHING (GIVE O2/ARTIFICIAL RESPIRATION) . EYES:
IMMEDIATELY FLUSH EYES W/POTABLE WATER FOR A MINIMUM OF 15 MINUTES,
SEE K ASSISTANCE FROM MD . SKIN: FLUSH W/COPIOUS AMOUNTS OF WATER.
CALL MD .

Lower Limits:4.0%
Upper Limits:75%
Extinguishing Media:DRY CHEMICAL, CO2 OR HALON. LRG FIRE: WATER SPRAY
OR FOG.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPRVD SCBA & FULL PROT
EQUIPMENT . USE WATER SPRAY TO COOL NEARBY CNTNRS EXPSD TO FIRE.
STOP FLOW OF GAS. EXTING ONLY IF (SUPP DATA)
Unusual Fire/Explosion Hazard:DANGEROUS EXPLOSION HAZARD WHEN EXPSD TO
HEAT/FLAME. VAP-AIR MIXT ARE EXPLO. CYLINDER MAY EXPLODE IN HEAT OF
FIRE.

Spill Release Procedures:SHUT OFF IGNIT SOURCES.DO NOT TOUCH SPILLED
MATL.STOP LEAK IF W/OUT RISK.WATER SPRAY TO REDUCE VAPS.ISOLATE
AREA UNTIL GAS DISPER.NO SMOKING, FLAMES/FLARES IN AREA.KEEP UNNEC
PEOPLE AWAY;ISOLATE HAZ A REA & DENY ENTRY.VENT CLSD SPACES BEFORE
ENTERING.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:PROTECT AGAINST PHYSICAL DMG. OUTDOOR
STORAGE IS PREF. SUBSTANCES W/LOW ELECTROCONDUCTIVITY,WHICH MAY BE
IGNIT BY ELECTROSTATIC SPARKS,SHOULD (ING 2)
Other Precautions:AVOID CONTACT WITH HEAT, SPARKS, FLAMES OR OTHER
IGNITION SOURCES. VAPORS MAY BE EXPLOSIVE. DO NOT ALLOW CONTACT
WITH SKIN; MATERIAL MAY CAUSE FROSTBITE.

Respiratory Protection:NIOSH/MSHA APPROVED RESPIRATOR APPROPRIATE FOR
EXPOSURE OF CONCERN .
Ventilation:PROVIDE GENERAL DILUTION VENTILATION.
Protective Gloves:FULL PROT, COLD INSULATING GLOVES.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:SUFFICIENT CLTHG TO PREVENT SKIN FROM
FREEZING IF IN CONT W/LIQUID. EYE WASH FOUNTAIN & SHOWER.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
FIRE FIGHT PROC:FLOW CAN BE STOPPED,USE WATER IN FLOODING AMTS AS
FOG.COOL CNTNRS W/FLOODING AMTS OF WATER,APPLY FROM AS FAR A
DISTANCE AS POSS.AVOID BRTHG VAPS,KEEP UPWIND.EVAC TO RADIUS OF
1500 FT F OR UNCONTROLLABLE FIRES.CONSIDER EVAC OF DOWNWIND AREA IF
MATL IS LEAKING.MOVE CNTNR FROM FIRE AREA IF POSS.STAY (ING 3)

HCC:G2
Boiling Pt:B.P. Text:-423F,-253C
Melt/Freeze Pt:M.P/F.P Text:-749F,-434C
Vapor Pres:760 MMHG
Vapor Density:0.07
Spec Gravity:0.08987 G/L@ 0C
Solubility in Water:1.82% @ 20C
Appearance and Odor:ODORLESS, COLORLESS, TASTELESS GAS.

Stability Indicator/Materials to Avoid:YES
THE FOLLOW MATLS ARE INCOMP W/H & MAY RESULT IN EXPLO. FOR FURTHER INFO
REGARD INCOMP MATLS REFER TO ORIGINAL (ING 7)
Stability Condition to Avoid:HEAT, SPARKS, FLAMES OR OTHER IGNITION
SOURCES.
Hazardous Decomposition Products:NONE.

Waste Disposal Methods:DISPOSAL MUST BE IN ACCORDANCE WITH 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.