=====================  Product Identification  =====================

MSDS NAME:HYROGEN SULFIDE IN AIR
NIIN:00N084443
MSDS Number: CGTDS
=== Responsible Party ===
Company:SCOTT-MARRIN INC
Address:6531 BOXY SPRING BLVD
City:RIVERSIDE
State:CA
ZIP:92507
Country:US
Info Phone Num:909-653-6780
Emergency Phone Num:909-653-6780
CAGE:GO386
=== Contractor Identification ===
Company:SCOTT-MARRIN INC
Address:6531 BOX SPRINGS BLVD
City:RIVERSIDE
State:CA
ZIP:92507-5000
Country:US
Phone:909-653-6780
CAGE:GO386
Company:SCOTT-MARRIN, INC
Address:6531 BOX SPRINGS BLVD
Box:City:RIVERSIDE
State:CA
ZIP:92507
Country:US
Phone:714-653-6780
CAGE:55995

=============  Composition/Information on Ingredients  =============

Name:HYDROGEN SULFIDE (SARA 302/313) (CERCLA)
CAS:7783-06-4
RTECS #:MX1225000
Fraction by Wt: 0-2%
OSHA PEL:C, 20 PPM
ACGIH TLV:10 PPM/15 STEL
EPA Rpt Qty:100 LBS
DOT Rpt Qty:100 LBS

Name:AIR
Fraction by Wt: BALANCE
OSHA PEL:N/K 
ACGIH TLV:N/K 

=====================  Hazards Identification  =====================

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: HYDROGEN SULFIDE IS TOXIC GAS,
    A MUOUS MEMBRANE IRRITANT, & SYSTEMICALLY AFFECTS THE NERVOUS
    SYSTEM. 20-150 PPM PRODUCES MILD TO SEVERE EYE IRRITATION. 500 PPM
    FOR 30 MINS MAY PRODUCE HEADACHE,  DIZZINESS, GASTROENTERIC
    DISORDERS ANDPNEUMONIA. ABOVE 600 PPM CAN BE FATAL WITHIN 30 MINS
    THROUGH (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:HLTH HAZ: RESPIRATORY PARALYSIS. SENSE OF SMELL
    IS LOST IN HIGH CONCENTRATIONS. REPEATED EXPOSURES MAY RESULT IN
    INCREASED SUSCEPTABILITY SO THAT SYMPTOMS MAY OCCUR FROM
    CONCENTATIONS PREVIOUSLY TOLER ATED WITHOUT EFFECT.
Medical Cond Aggravated by Exposure:NOT APPLICABLE.

=======================  First Aid Measures  =======================

First Aid:INGEST:CALL MD IMMEDIATELY . SKIN:FLUSH W/COPIOUS AMOUNTS OF
    WATER. CALL MD . INHAL: REMOVE PERSON TO UNCONTAMD AREA. IF BRTHG
    IS LABORED, ADMIN PURE OXYGEN. IF BRTHG HAS STOPPED, START AR TF
    RESP. EYE: HOLD LIDS OPEN & IRRIGATEW/WATER FOR AT LST 15 MINS. GET
    IMMED MEDICAL ATTENTION FOR SERIOUS EXPOSURES.

=====================  Fire Fighting Measures  =====================

Flash Point:NONE
Extinguishing Media:USE APPROPRIATE MEDIA FOR SURROUNDING FIRE.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA & FULL PROTECTIVE
    EQUIPMENT . USE WATER SPRAY TO KEEP CYLINDERS COOL WHEN EXPOSED TO
    FIRE.
Unusual Fire/Explosion Hazard:GAS CYLS MAY RUPTURE VIOLENTLY WHEN
    EXPOSED TO FIRE. CYL VALVE IS EQUIPPED W/PRESS RELIEF DEVICE TO
    SAFELY VENT CYL IF IT IS EXPOSED TO ELEVATED PRESS (SUPDAT)

==================  Accidental Release Measures  ==================

Spill Release Procedures:VENTILATE ENCLOSED AREAS. MOVE LEAKING
    CYLINDER TO FUME HOOD OR SAFE OUTDOOR AREA.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

======================	Handling and Storage  ======================

Handling and Storage Precautions:GAS IS IN CYL AT HIGH PRESSURE. USE
    ONLY W/HIGH PRESS EQUIP/PRESS REDUCING REGULATOR. SECURE CYL
    W/MOUNTING BRACKET AWAY FROM HEAVILY TRAVELLED AREAS.
Other Precautions:KEEP CYL IN DRY, COOL, WELL VENTILATED AREA AWAY FROM
    HEAT, FLAME, SPARKS/CORROSIVE CHEMICALS. AVOID DRAGGING OR ROLLING
    CYL BY USING SUITABLE HAND TRUCK. USE MONITORING EQUIPMENT IF
    HAZARDOUS CONDITI ONS ARE SUSPECTED OR LIKELY TO OCCUR.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:USE NIOSH APPROVED SELF-CONTAINED BREATHING
    APPARATUS IN EMERGENCY OR RESCUE SITUATIONS.
Ventilation:ENCLOSED AREAS MUST BE PROVIDED WITH GENERAL/LOCAL EXHAUST
    VENT TO AVOID HAZARDOUS CONDITIONS.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGS (SUPDAT)
Other Protective Equipment:ANSI APPRVD EYE WASH & DELUGE SHOWER .
    SHOES.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
FL PT: NONE, NON-FLAMMABLE GAS. EXPLO HAZ: IN FIRE. ALUMINUM CYLS
    EXPOSED TO FIRE MUST BE REMOVED FROM SERVICE, SAFELY VENTED &
    RETURNED TO OWNER FOR CONDEMNATION. EYE PROT: & FULL LENGTH
    FACESHIELD ( ).

==================  Physical/Chemical Properties  ==================

Vapor Density:1.00
Appearance and Odor:COLORLESS, HYDROGEN SULFIDE HAS A ROTTEN EGG ODOR.

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
COPPER AND COPPER-BASED MATERIALS SUCH AS BRASS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:NONE.

====================  Disposal Considerations  ====================

Waste Disposal Methods:RETURN CYLINDER TO SCOTT-MARRIN, INC WITH
    RESIDUAL PRESSURE, CYLINDER VALVE CLOSED, AND VALVE PROTECTIVE CAP
    INSTALLED. DISPOSAL MUST BE I/A/W FEDERAL, STATE & 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.

*** END OF RECORD ***