Product ID:CALIBRATION CHECK GAS P/N 467898
MSDS Date:11/01/1995
FSC:6830
NIIN:01-331-9024
MSDS Number: BKSZN

MINE SAFETY APPLIANCES CO

3880 MEADOWBROOK RD
MURRYSVILLE, PA 15668-1753
US

Emergency Phone: 412-325-1313

Info Phone: 412-967-3000

Preparer: NONE

Cage: 55799

MINE SAFETY APPLIANCES CO; INSTRUMENT DIV

CRAMBERRY TWP, PA 16066-5296 US

Telephone: 724-733-9270

Cage: 1CS58

HYDROGEN SULFIDE (SARA 302/313) (CERCLA)

CAS: 7783-06-4

RTECS: MX1225000

Fraction By Weight: 0.001%

OSHA PEL C, 20 PPM

ACGIH TLV: 10 PPM/15 STEL; 9596

EPA Report Quantity: 100 LBS

DOT Report Quantity: 100 LBS

NITROGEN

CAS: 7727-37-9

RTECS: QW9700000

Fraction By Weight: 0.999%

ACGIH TLV: ASPHYXIANT; 9596

LD50 LC50 Mixture:LCLO: 800 PPM/5 MINUTES
Routes of Entry: Inhalation:YES Skin:YES Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: NO EFFECTS KNOWN BELOW 10 PPM
H2S. NITROGEN IS AN ASPHYXIANT. HYDROGEN SULFIDE IS AN IRRITANT TO
THE EYES AND RESPIRATORY TRACT. CHRONIC: NONE KNOWN.
Explanation of Carcinogenicity:THIS COMPOUND CONTAINS NO INGREDIENTS AT
CONCENTRATIONS OF 0.1% OR GREATER THAT ARE CARCINOGENS OR SUSPECT
CARCINOGENS.
Effects of Overexposure:EYES: IRRITATION. INHALATION: RESPIRATORY TRACT
IRRITATION, ASPHYXIATION.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:EYES: FLUSH WITH LARGE AMOUNTS OF WATER. INHALATION: MOVE TO
FRESH AIR. RESTORE BREATHING. GET MEDICAL ATTENTION.

Flash Point:NONFLAMMABLE
Lower Limits:4.0% H2S
Upper Limits:44.0% H2S
Extinguishing Media:NONFLAMMABLE. USE MEDIA SUITABLE FOR SURROUNDING
FIRE.
Fire Fighting Procedures:NONFLAMMABLE. USE PROCEDURES SUITABLE FOR
SURROUNDING FIRE.
Unusual Fire/Explosion Hazard:GAS UNDER PRESSURE, 500 PSIG AT 70F. DO
NOT EXCEED 130F. USE WATER SPRAY TO COOL FIRE EXPOSED CONTAINERS.

Spill Release Procedures:VENTILATE AREA. AVOID BREATHING GAS. WEAR
PROPER PERSONAL PROTECTIVE EQUIPMENT. STOP LEAK IF CAN DO SO
WITHOUT RISK. COLLECT FOR DISPOSAL.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN A COOL, DRY PLACE WITH
ADEQUATE VENTILATION. KEEP AWAY FROM OPEN FLAMES AND HIGH
TEMPERATURES. AVOID BREATHING GAS.
Other Precautions:FOLLOW THE CALIBRATION PROCEDURE DETAILED IN THE MSA
INSTRUCTION MANUAL PROVIDED WITH THE INSTRUMENT UNDER CALIBRATION.

Respiratory Protection:NOT NORMALLY REQUIRED.
Ventilation:MECHANICAL (GENERAL) VENTILATION TO MAINTAIN EXPOSURE
LEVELS.
Protective Gloves:IMPERVIOUS
Eye Protection:SAFETY GLASSES OR GOGGLES
Other Protective Equipment:NONE SPECIFIED BY MANUFACTURER.
Work Hygienic Practices:WASH WITH SOAP AND WATER AFTER HANDLING PRODUCT
AND BEFORE EATING, DRINKING, OR SMOKING.
Supplemental Safety and Health
DO NOT PUNCTURE OR INCINERATE CYLINDER.

HCC:G3
Boiling Pt:B.P. Text:NOT GIVEN
Melt/Freeze Pt:M.P/F.P Text:NOT GIVEN
Vapor Pres:NOT GIVEN
Vapor Density:1
Spec Gravity:NOT GIVEN
Evaporation Rate & Reference:NOT GIVEN
Solubility in Water:NEGLIGIBLE
Appearance and Odor:COLORLESS, MALODOROUS GAS.

Stability Indicator/Materials to Avoid:YES
NONE SPECIFIED BY MANUFACTURER.
Stability Condition to Avoid:PHYSICAL DAMAGE TO CYLINDER, TEMPERATURES
ABOVE 130F.
Hazardous Decomposition Products:NONE SPECIFIED BY MANUFACTURER.

Waste Disposal Methods:PREVENT WASTE FROM CONTAMINATING SURROUNDING
ENVIRONMENT. DISCARD ANY PRODUCT, RESIDUE, DISPOSAL CONTAINER OR
LINER IN ACCORDANCE WITH ALL 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.