HACH CO -- MERCURY METAL THERMOMETER, 20959  -- 6810-00N036168
<pre>=====================  Product Identification  =====================

Product ID:MERCURY METAL THERMOMETER, 20959
MSDS Date:03/16/1990
FSC:6810
NIIN:00N036168
=== Responsible Party ===
Company Name:HACH CO
Box:907
City:AMES
State:IA
ZIP:50010
Country:US
Info Phone Num:800-227-4224
Emergency Phone Num:303-623-5716
CAGE:4T252
=== Contractor Identification ===
Company Name:HACH COMPANY
Address:100 DAYTON RD.
Box:907
City:AMES
State:IA
ZIP:50010
Country:US
Phone:800-227-4224
CAGE:4T252

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

Ingred Name:MERCURY; (MERCURY METAL)  (SARA III)
CAS:7439-97-6
RTECS #:OV4550000
Fraction by Wt: 100%
OSHA PEL:0.1 MG/M3, S, C
ACGIH TLV:0.05 MG/M3, S
EPA Rpt Qty:1 LB
DOT Rpt Qty:1 LB

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

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:NOTE: MERCURY CAS# 7439-97-6 APPEARS
    ON NAVY LISTING OF OCCUP REPRO HAZARDS. SEEK CONSULTATION FROM
    APPROP HLTH PROFESSIONALS CONCERNING LATEST HAZARD LIST INFO & SAFE
    HNDLG & EXPOS RECOMMENDATIONS (F P N). PROD MAY BE IRRITATING TO
    EYES, SKIN, RESP TRACT & MAY CAUSE ALLERGIC SKIN REACTION. ACUTE:
    VERY (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:TOX.TARGET ORGANS:KIDNEYS.
    CHRONIC:DANGER OF CUMULATIVE EFTS.TARGET ORGANS: CNS, KIDNEYS.
    METALLIC TASTE, NAUS, CRAMPS, HDCH, SHOCK, KIDNEY DAM, DEATH.
    MERCURY IS A GEN PROTOPLASMIC POISON; I T CIRCULATES IN BLOOD & IS
    STORED IN LIVER, KIDNEYS, SPLEEN & BONES, CAUSING SORE MOUTH,
    TREMORS & MENTAL DISTURBANCES.
Medical Cond Aggravated by Exposure:ALLERGIES OR SENSITIZATION TO
    MERCURY, CHRONIC RESPIRATORY DISEASE, NERVOUS SYSTEM DISORDERS OR
    KIDNEY DISEASE.

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

First Aid:EYE: IMMEDIATELY FLUSH WITH WATER FOR AT LEAST 15 MINUTES.
    CALL MD. SKIN: WASH WITH SOAP AND PLENTY OF WATER. INGEST: GIVE EGG
    WHITES, MILK OR ACTIVATED CHARCOAL. INDUCE VOMITING BY STICKING
    FINGER DO WN THROAT. NEVER GIVE ANYTHING BY MOUTHTO AN UNCONSCIOUS
    PERSON. CALL MD. INHAL: REMOVE TO FRESH AIR. GIVE ARTIFICIAL
    RESPIRATION IF NECESSARY. CALL MD.

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

Extinguishing Media:ALCOHOL FOAM, CARBON DIOXIDE.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA AND FULL
    PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:IF THERMOMETER IS BROKEN, MAY EMIT VERY
    TOXIC FUMES IN FIRE.

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

Spill Release Procedures:THE TOX OF MERCURY IS SUCH THAT THE ELEMENT &
    ITS COMPOUNDS SHLD NOT BE ALLOWED TO CONTAM AIR/WATER. ALWAYS HAVE
    ON HAND A MERCURY SPILL KIT, COMMERCIALLY AVAILABLE FROM MANY
    SAFETY EQUIP SUPPLIERS. W EAR RUB GLOVES & A NIOSH/MSHA APPROVED
    (SUPP DATA)
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:EXPOSURE TO MERCURY WOULD OCCUR ONLY
    IN THE EVENT THE THERMOMETER IS BROKEN.
Other Precautions:AVOID CONTACT WITH EYES, SKIN AND CLOTHING. DO NOT
    BREATHE VAPOR.

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

Respiratory Protection:NIOSH/MSHA APPROVED MERCURY RESPIRATOR.
Ventilation:NONE SPECIFIED BY MANUFACTURER.
Protective Gloves:NITRILE GLOVES.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:LAB COAT.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
SPILL PROC: MERCURY VAPOR RESPIRATOR. FOLLOW DIRECTIONS ON KIT. DISPOSE
    OF IN AN EPA APPROVED LANDFILL.

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

HCC:C1
Boiling Pt:B.P. Text:675F,357C
Melt/Freeze Pt:M.P/F.P Text:-38F,-39C
Vapor Pres:1 @ 126C
Spec Gravity:13.59
Solubility in Water:INSOLUBLE
Appearance and Odor:SILVERY MOBILE LIQUID; NO ODOR.

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

Stability Indicator/Materials to Avoid:YES
CONTACT WITH ACETYLENE, ACETYLENE PRODUCTS, COPPER AND COPPER ALLOYS,
    BORON PHOSPHOIIODIDE AND CHLORINE DIOXIDE.
Stability Condition to Avoid:HEAT.
Hazardous Decomposition Products:NONE; BUT MERCURY VAPOR IS VERY TOXIC.

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

Waste Disposal Methods:DISPOSE OF I/A/W ALL FEDERAL, STATE AND LOCAL
    REGULATIONS.

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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
 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.