ORION RESEARCH INC -- D/T REF ELECTRODE INNER FILL SOLUTION -- 6630-01-348-6467 
=====================  Product Identification  =====================

Product ID:D/T REF ELECTRODE INNER FILL SOLUTION
MSDS Date:02/07/1994
FSC:6630
NIIN:01-348-6467
=== Responsible Party ===
Company Name:ORION RESEARCH INC
Address:529 MAIN STREET
City:BOSTON
State:MA
ZIP:02129
Country:US
Info Phone Num:617-242-3900/800-225-1480
Emergency Phone Num:617-242-3900
CAGE:014G6
=== Contractor Identification ===
Company Name:ORION RESEARCH, INC.
Address:500 CUMMINGS CENTER
Box:City:BEVERLY
State:MA
ZIP:01915-6199
Country:US
Phone:978-232-6000
CAGE:014G6

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

Ingred Name:POTASSIUM NITRATE
CAS:7757-79-1
RTECS #:TT3700000
Fraction by Wt: 17.1%
Other REC Limits:NONE RECOMMENDED

Ingred Name:SILVER CHLORIDE
CAS:7783-90-6
RTECS #:VW3563000
Fraction by Wt: TRACE
Other REC Limits:NONE RECOMMENDED

Ingred Name:GLYCOLS, POLYETHYLENE, MONO(P-(1,1,3,3-TETRAMETHYL
    BUTYL)PHENYL) ETHER  (TRITON X100)
CAS:9002-93-1
RTECS #:MD0907700
Fraction by Wt: TRACE
Other REC Limits:NONE RECOMMENDED

Ingred Name:NAPHTHOL GREEN B
CAS:19381-50-1
RTECS #:LJ8930000
Fraction by Wt: 0.5%
Other REC Limits:NONE RECOMMENDED

Ingred Name:POTASSIUM CHLORIDE
CAS:7447-40-7
RTECS #:TS8050000
Fraction by Wt: 5.0%
Other REC Limits:NONE RECOMMENDED

Ingred Name:SODIUM CHLORIDE
CAS:7647-14-5
RTECS #:VZ4725000
Fraction by Wt: 0.4%
Other REC Limits:NONE RECOMMENDED

Ingred Name:WATER
CAS:7732-18-5
RTECS #:ZC0110000
Fraction by Wt: 77.0%
Other REC Limits:NONE RECOMMENDED
OSHA PEL:NOT RELEVANT
ACGIH TLV:NOT RELEVANT

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

LD50 LC50 Mixture:LD50 (ORAL, RAT) IS NOT KNOWN.
Routes of Entry: Inhalation:NO	Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:TARGET ORGANS:EYES, SKIN, CNS. ACUTE-
    EYES:MAY CAUSE IRRITATION. INHALATION:UNLIKELY IN NORMAL USE.
    INGESTION:LARGE AMOUNTS TAKEN INTERNALLY CAN BE FATAL OR MAY CAUSE
    DIZZINESS, VOMITING, WEAKNESS AND  COLLAPSE. SKIN:UNKNOWN. CHRONIC-
    CAN CAUSE KIDNEY DAMAGE.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:IRRITATION, DIZZINESS, VOMITING, HEADACHE,
    WEAKNESS, NAUSEA
Medical Cond Aggravated by Exposure:INDIVIDUALS WITH PRE-EXISTING
    DISEASES OF THE HEART OR KIDNEYS MAY HAVE INCREASED SUSCEPTIBILITY
    TO THE TOXICITY OF EXCESSIVE EXPOSURES.

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

First Aid:GET MEDICAL HELP IF SYMPTOMS PERSIST. INHALED:REMOVE TO FRESH
    AIR. EYES:FLUSH WITH WATER FOR 15 MINUTES, HOLDING EYELIDS OPEN.
    SKIN:WASH WITH SOAP & WATER. ORAL:IF CONSCIOUS, INDUCE VOMITING.
    GET MEDI CAL ATTENTION.

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

Flash Point:NONE
Extinguishing Media:WATER SPRAY, CARBON DIOXIDE, SAND, FOAM/DRY
    CHEMICAL. WATER SPRAY MAY BE USED TO KEEP FIRE EXPOSED CONTAINERS
    COOL.
Fire Fighting Procedures:WEAR PROTECTIVE CLOTHING AND NIOSH-APPROVED
    SELF-CONTAINED BREATHING APPARATUS.
Unusual Fire/Explosion Hazard:NITRATE MAY RENDER OTHER MATERIALS MORE
    COMBUSTIBLE IF ALLOWED TO DRY OUT UPON THEM.

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

Spill Release Procedures:PREVENT SKIN AND EYE CONTACT. VENTILATE AREA.
    DILUTE SPILL WITH WATER AND COVER WITH SODA ASH. MIX AND TRANSFER
    TO A SUITABLE CONTAINER. NEUTRALIZE WITH HYDROCHLORIC ACID AND WASH
    DOWN DRAIN WITH EXCE SS WATER, IF PERMITTED.
Neutralizing Agent:SODA ASH THEN HYDROCHLORIC ACID

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

Handling and Storage Precautions:STORE AT ROOM TEMPERATURE. KEEP
    CONTAINER TIGHTLY CLOSED. KEEP AWAY FROM INCOMPATIBLE MATERIALS.
Other Precautions:WASH THOROUGHLY WITH SOAP AND WATER AFTER HANDLING
    AND BEFORE EATING, DRINKING, SMOKING. KEEP OUT OF REACH OF
    CHILDREN. DO NOT HEAT TO DRYNESS.

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

Respiratory Protection:NONE NORMALLY REQUIRED.
Ventilation:ADEQUATE
Protective Gloves:NONE NORMALLY REQUIRED.
Eye Protection:SAFETY GLASSES
Other Protective Equipment:EYE WASH STATION, SAFETY SHOWER, PROTECTIVE
    CLOTHING
Work Hygienic Practices:OBSERVE GOOD INDUSTRIAL HYGIENE PRACTICES AND
    RECOMMENDED PROCEDURES.
Supplemental Safety and Health
PH RANGE: 5.5 - 7.5.

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

HCC:N1
NRC/State Lic Num:NOT RELEVANT
Boiling Pt:B.P. Text:212F,100C
Melt/Freeze Pt:M.P/F.P Text:24.8F,-4.0C
Spec Gravity:1.0
pH:5.5
Solubility in Water:MISCIBLE
Appearance and Odor:GREEN LIQUID - ODORLESS

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

Stability Indicator/Materials to Avoid:YES
REDUCING AGENTS, SODIUM ACETATE, TRICHLOROETHYLENE, CHARCOAL
Stability Condition to Avoid:HEATING TO DRYNESS
Hazardous Decomposition Products:OXIDES OF NITROGEN

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

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE WITH ALL LOCAL, STATE
    AND FEDERAL REGULATIONS. NEUTRALIZED SOLUTION MAY BE WASHED DOWN
    DRAIN WITH LARGE AMOUNT OF WATER, IF PERMITTED.

 Disclaimer (provided with this information by the compiling agencies):
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 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
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 particular situation.