Product ID:CALIBRATION GAS, HYDROGEN SULFIDE 40 PPM, 51-1672
MSDS Date:04/27/1994
FSC:6630
NIIN:00N084784
MSDS Number: CGTXH

BACHARACH INC

625 ALPHA DR
PITTSBURGH, PA 15238
US

Emergency Phone: 800-424-9300 (CHEMTREC)

Info Phone: 412-963-2223

Cage: 05083

BACHARACH INC

PITTSBURGH, PA 15238 US

Telephone: 412-963-2130

Cage: 05083

HYDROGEN SULFIDE (SARA 302/313) (CERCLA)

CAS: 7783-06-4

RTECS: MX1225000

Fraction By Weight: 0.004%

OSHA PEL C, 20 PPM

ACGIH TLV: 10 PPM/15 STEL

EPA Report Quantity: 100 LBS

DOT Report Quantity: 100 LBS

-346F,-210C.

CAS: 7727-37-9

RTECS: QW9700000

OSHA PEL N/K

ACGIH TLV: ASPHYXIANT

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: EYE CONT: MAY CAUSE IRRITATION.
SKIN CONT: NONE KNOWN/EXPECTED. INHAL: HYDROGEN SULFIDE MAY CAUSE
RESP IRRIT >20 PPM. THERE IS NO OXYGEN IN THIS GAS MIXTURE. HIGH
CONCENTRATIONS WILL REDUCE OXY GEN LEVELS. LACK OF OXYGEN CAN CAUSE
FATIGUE, NAUSEA, UNCONSCIOUSNESS & DEATH. INGEST: NOT APPLICABLE.
(EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:HLTH HAZ: THIS MATERIAL IS A GAS. CHRONIC: NONE
KNOWN. TOX INFO: ACUTE TOX DATA: HYDROGEN SULFIDE: INHAL LC50 IN
RATS: 444 PPM.
Medical Cond Aggravated by Exposure:INDIVIDUALS WITH PRE-EXISTING
RESPIRATORY DISEASE MAY BE AT INCREASED RISK FROM EXPOSURE.

First Aid:INGEST: CALL MD IMMEDIATELY . SKIN:FLUSH W/COPIOUS AMOUNTS OF
WATER. CALL MD . EYE CONT: FLUSH WITH COPIOUS AMOUNTS OF WATER FOR
AT LST 15 MINUTES. GET MED ATTN IF IRRITATION PERSISTS. INH AL:
CAUTION, RESCUERS REQUIRE SAFETY EQUIPMENT AND NIOSH SCBA. REMOVE
VICTIM TO FRESH AIR, GIVE ARTF RESP IF NEEDED. GET IMMED MEDICAL
ATTENTION.

Lower Limits:SEE ING 2
Upper Limits:SEE ING 2
Extinguishing Media:THIS GAS IS NOT FLAMMABLE. COOL EXPOSED CONTAINERS
WITH WATER.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA & FULL PROTECTIVE
EQUIPMENT . USE SHIELDING TO PROTECT FROM CYLINDER EXPLOSION.
Unusual Fire/Explosion Hazard:THIS MIXTURE IS BELOW THE LEL OF HYDROGEN
SULFIDE AND IS NON-FLAMMABLE. GAS CYLINDERS EXPOSED TO HEAT OR
FLAME MAY VENT RAPIDLY OR EXPLODE.

Spill Release Procedures:VENTILATE AREA TO ASSURE ADEQUATE OXYGEN
LEVELS AND THAT THE TLV FOR HYDROGEN SULFIDE IS NOT EXCEEDED. ALLOW
TO DISSIPATE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:DO NOT STORE CYLS NEAR HEAT/OPEN
FLAME. EXPOS TO TEMPS >130F MAY CAUSE RUPTURE. SECURE CYLS-DO NOT
DROP. CONTENTS UNDER HIGH PRESS. DO NOT PUNCTURE.
Other Precautions:WHEN REMOVABLE CAP IS PROVIDED, STORE & HNDL W/CAP IN
PLACE. KEEP CYLS AWAY FROM HEAT & FLAMES. FOR ADDNL HNDLG RECS ON
COMPRESSED GAS CYLS, CONSULT COMPRESSED GAS ASSOC PAMPHLET P-1.
NEVER THROW CNTN R INTO FIRE/INCIN. DO NOT DROP (SUPDAT)

Respiratory Protection:WEAR NIOSH APPRVD AIR SUPPLIED (WITH ESCAPE
BOTTLE) OR SELF CONTAINED BREATHING APPARATUS WHERE OXYG DEFICIENT
ATMS MAY EXIST OR WHERE THE TLV FOR HYDROGEN SULFIDE IS EXCEEDED.
Ventilation:ADEQUATE TO ASSURE THAT THE TLV OF H*2S IS NOT EXCEEDED &
THAT OXYG LEVELS ARE AT LST 19.5%
Protective Gloves:LEATHER GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:ANSI APPRVD EYE WASH & DELUGE SHOWER .
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
APPEAR/ODOR: ODOR. 0.03 PPM DEADENS SENS OF SMELL IN A FEW MIN. IMMED.
>200 PPM. OTHER PREC: OR DMG. USE ONLY W/EQUIP OF PROPER PRESS
RATING. DO NOT TAMPER W/PRESS RELIEF VALVE. CLOSE CYL VALVE WHEN C
YL IS NOT IN USE & WHEN EMPTY.

Boiling Pt:B.P. Text:ING 2
Melt/Freeze Pt:M.P/F.P Text:ING 2
Vapor Density:0.967
Spec Gravity:ING 2
Evaporation Rate & Reference:NOT KNOWN
Solubility in Water:SEE ING 2
Appearance and Odor:COLORLESS, COMPRESSED GAS IN CYLINDERS WITH AN
OFFENSIVE ROTTEN EGG (SUPDAT)
Percent Volatiles by Volume:100

Stability Indicator/Materials to Avoid:YES
NONE KNOWN.
Stability Condition to Avoid:AVOID HEAT OR FLAMES.
Hazardous Decomposition Products:NONE KNOWN.

Waste Disposal Methods:DISPOSE IN ACCORDANCE WITH ALL LOCAL, STATE AND
FEDERAL REGULATIONS. DO NOT INCINERATE CYLINDER.

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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
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document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.