METREX RESEARCH CORP. -- METRICIDE 28  -- 6840-01-284-2950
<pre>=====================  Product Identification  =====================

Product ID:METRICIDE 28
MSDS Date:06/01/1988
FSC:6840
NIIN:01-284-2950
=== Responsible Party ===
Company Name:METREX RESEARCH CORP.
Address:10270 S DRANSFELDT
Box:646
City:PARKER
State:CO
ZIP:80134
Country:US
Info Phone Num:303-841-5842
Emergency Phone Num:303-841-5842
CAGE:0DZK5
=== Contractor Identification ===
Company Name:METREX RESEARCH CORP.
Address:10270 S DRANSFELDT
Box:646
City:PARKER
State:CO
ZIP:80134
Country:US
Phone:800-841-1428
CAGE:0DZK5

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

Ingred Name:GLUTARALDEHYDE
CAS:111-30-8
RTECS #:MA2450000
Fraction by Wt: 2.4%
Other REC Limits:NONE SPECIFIED
OSHA PEL:C 0.2 PPM
ACGIH TLV:C 0.2 PPM; 9192

Ingred Name:SODIUM NITRITE  (SARA III)
CAS:7632-00-0
RTECS #:RA1225000
Fraction by Wt: 0.06%
Other REC Limits:NONE SPECIFIED
EPA Rpt Qty:100 LBS
DOT Rpt Qty:100 LBS

Ingred Name:WATER
CAS:7732-18-5
RTECS #:ZC0110000
Fraction by Wt: <98%
Other REC Limits:NONE SPECIFIED

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

LD50 LC50 Mixture:LD50 (ORAL RAT) IS 134 MG/KG
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:USE DILUTION CONCENTRATIONS ARE LOW
    AND MODERATELY TOXIC. REPEATED CONTACT WITH SKIN MAY CAUSE
    SENSITIZATION IN SOME PEOPLE, RESULTING IN ALLERGIC CONTACT
    DERMATITIS.
Explanation of Carcinogenicity:NONE OF THE COMPOUNDS IN THIS PRODUCT IS
    LISTED BY IARC, NTP, OR OSHA AS A CARCINOGEN.
Effects of Overexposure:SKIN: MODERATE IRRITATION; EYES: SEVERE
    IRRITATION; INGESTION: TOXIC; INHALATION: LOW OR MILD IRRITATION.
Medical Cond Aggravated by Exposure:NONE

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

First Aid:EYES:PROMPTLY FLUSH EYES WITH WATER FOR 15 MINUTES, LIFTING
    EYE LIDS. GET MEDICAL ATTENTION. SKIN:REMOVE CONTAMINATED CLOTHING
    & WASH SKIN WITH WATER. GET MEDICAL ATTENTION IF IRRITATION
    PERSISTS. INH ALATION:MOVE VICTIM PROMPTLY TO FRESH AIR. GIVE
    OXYGEN IF BREATHING IS DIFFICULT. GET MEDICAL ATTENTION. INGESTION:
    DO NOT INDUCE VOMITING. GIVE NOTHING BY MOUTH IF UNCONSCIOUS. GET
    MEDICAL ATTENTION.

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

Flash Point:NONE
Autoignition Temp:Autoignition Temp Text:NONE
Unusual Fire/Explosion Hazard:NONE

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

Spill Release Procedures:IN CASE OF SPILL. SOAK UP WITH INERT
    ABSORBENT. PUT IN DISPOSAL CONTAINER.
Neutralizing Agent:DILUTE ACIDS OR BASES

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

Handling and Storage Precautions:KEEP IN COOL PLACE.
Other Precautions:AT LEVELS BELOW 10 PPM, NO DETRIMENTAL EFFECTS ON
    FUNCTIONING WASTE WATER TREATMENT SYSTEMS OR THE ENVIRONMENT HAVE
    BEEN SEEN. KEEP OUT OF REACH OF CHILDREN!

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

Respiratory Protection:NONE NORMALLY REQUIRED.
Ventilation:USE IN VENTILATED AREA
Protective Gloves:GAUNTLET TYPE RUBBER GLOVES
Eye Protection:SAFETY GLASSES - CHEMICAL SPLASH GOGGLES
Other Protective Equipment:NONE
Work Hygienic Practices:OBSERVE GOOD PERSONAL HYGIENE PRACTICES.
    LAUNDER CONTAMINATED CLOTHING BEFORE WEARING.
Supplemental Safety and Health
AVOID PROLONGED OR REPEATED EXPOSURE. DO NOT GET ON SKIN OR IN EYES. DO
    NOT INGEST. READ PRECAUTIONS ON LABEL BEFORE USE.

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

HCC:T5
Boiling Pt:B.P. Text:212F,100C
Vapor Pres:17
Vapor Density:0.6
Spec Gravity:1.006
Evaporation Rate &amp; Reference:1 (WATER = 1)
Solubility in Water:COMPLETE
Appearance and Odor:UNACTIVATED SOLUTION IS CLEAR; ACTIVATED SOLUTION
    IS BLUISH/GREEN WITH MINT ODO
Percent Volatiles by Volume:98

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

Stability Indicator/Materials to Avoid:YES
STRONG ACIDS AND STRONG ALKALI WILL NEUTRALIZE ACTIVE INGREDIENT.
Stability Condition to Avoid:AVOID HIGH TEMPERATURES ABOVE 200F AND
    REMOVAL OF WATER.
Hazardous Decomposition Products:NONE SPECIFIED BY MANUFACTURER.

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

Waste Disposal Methods:DISPOSAL SHOULD BE MADE IN ACCORDANCE WITH ALL
    APPLICABLE FEDERAL, STATE AND LOCAL REGULATIONS. RINSE EMPTY
    CONTAINER THOROUGHLY WITH WATER BEFORE DISCARDING. DO NOT
    CONTAMINATE WATER, FOOD OR FEED BY	DISPOSAL.

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 disclaims all liability for its use.  Any person utilizing this
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