HACH CO -- HYDROGEN PEROXIDE SOLUTION 50%  -- 6810-00N035369
<pre>=====================  Product Identification  =====================

Product ID:HYDROGEN PEROXIDE SOLUTION 50%
MSDS Date:10/30/1991
FSC:6810
NIIN:00N035369
=== 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:HYDROGEN PEROXIDE  (SARA III)
CAS:7722-84-1
RTECS #:MX0900000
Fraction by Wt: 50%
OSHA PEL:1 PPM
ACGIH TLV:1 PPM

Ingred Name:NON HAZARDOUS INGREDIENT
Fraction by Wt: <0.1%

Ingred Name:WATER
CAS:7732-18-5
RTECS #:ZC0110000
Fraction by Wt: <100%

=====================  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:CAUSES BURNS; DECOMPOSES IN THE BOWEL
    BEFORE ABSORPTION YIELDING LARGE VOLUMES OF OXYGEN, WHICH MAY CAUSE
    BOWEL TO RUPTURE.
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:PERSONS WITH PRE-EXISTING EYE OR
    SKIN DISORDERS OR CHRONIC RESPIRATORY DISEASE MAY BE MORE
    SUSCEPTIBLE TO THE EFFECTS OF THE SUBSTANCE.

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

First Aid:EYE/SKIN: IMMEDIATELY FLUSH EYES & SKIN WITH WATER FOR AT
    LEAST 15 MIN. REMOVE CONTAMINATED CLOTHING. CALL PHYSICIAN. INGEST:
    DO NOT INDUCE VOMITING. GIVE 1-2 GLASSES OF WATER. CALL A PHYSICIAN
    IMMEDI ATELY. NEVER GIVE ANYTHING BY MOUTH TO AN UNCONSCIOUS
    PERSON. INHAL: REMOVE TO FRESH AIR. GIVE ARTIFICIAL RESPIRATION IF
    NECESSARY. CALL PHYSICIAN.

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

Extinguishing Media:WATER
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA AND FULL
    PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:MAY EXPLODE IF CONTAMINATED OR TIGHTLY
    CLOSED. SUSCEPTIBILITY TO SPONTANEOUS HEATING: MAY OCCUR IN CONTACT
    WITH OXIDIZABLE MATERIALS.

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

Spill Release Procedures:IN SMALL BATCHES, DILUTE WITH EXCESS WATER IN
    A BEAKER. NEUTRALIZE TO A PH BETWEEN 6-9 WITH SODA ASH. FLUSH TO
    DRAIN WITH EXCESS WATER.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:AVOID CONTACT WITH EYES, SKIN AND
    CLOTHING. DO NOT BREATHE MIST OR VAPOR. KEEP AWAY FROM OXIDIZABLE
    MATERIAL.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

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

Respiratory Protection:NIOSH/MSHA APPROVED RESPIRATOR APPROPRIATE FOR
    EXPOSURE OF CONCERN .
Ventilation:FUME HOOD.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:CHEMICAL WORKERS GOGGLES 
Other Protective Equipment:LAB COAT.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
NONE SPECIFIED BY MANUFACTURER.

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

HCC:D1
Boiling Pt:B.P. Text:237F,114C
Vapor Pres:18.3 @ 30C
Spec Gravity:1.196
pH:1-3
Evaporation Rate &amp; Reference:<1
Solubility in Water:VERY SOLUBLE
Appearance and Odor:CLEAR, COLORLESS LIQUID, SHARP ODOR.

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

Stability Indicator/Materials to Avoid:YES
CONTACT WITH COMBUSTIBLE, ORGANIC, OXIDIZABLE MATERIALS AND CATALYTIC
    METALS.
Stability Condition to Avoid:EXCESSIVE HEAT; CONTAM OF ANY KIND; STORE
    IN TIGHTLY-CLOSED CNTNRS.
Hazardous Decomposition Products:CONTAMINATION MAY CAUSE RAPID
    DECOMPOSITION, OXYGEN RELEASE AND DANGEROUS PRESSURE.

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

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE WITH 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
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 particular situation.