HACH CO -- L-ASCORBIC ACID, 6138  -- 6810-00N025918
<pre>=====================  Product Identification  =====================

Product ID:L-ASCORBIC ACID, 6138
MSDS Date:04/12/1990
FSC:6810
NIIN:00N025918
=== Responsible Party ===
Company Name:HACH CO
Address:100 DAYTON AVE
City:AMES
State:IA
ZIP:50010
Country:US
Info Phone Num:800-227-4224; 515-232-2533
Emergency Phone Num:303-623-5716; 515-232-2533
Preparer's Name:REGULATORY AFFAIRS DEPT
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:L-ASCORBIC ACID
CAS:50-81-7
RTECS #:CI7650000
Fraction by Wt: 100%

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

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:NO	Skin:NO  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE: MAY BE IRRITATING TO EYES, SKIN
    AND RESPIRATORY TRACT. PRACTICALLY NON-TOXIC. CHRONIC: PRACTICALLY
    NON-TOXIC.
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:VERY LARGE DOSES ON AN EMPTY STOMACH MAY CAUSE
    GASTRIC DISTRESS AND DIARRHEA; MAY CAUSE IRRITATION.
Medical Cond Aggravated by Exposure:NONE REPORTED.

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

First Aid:EYE: IMMEDIATELY FLUSH EYES WITH WATER FOR AT LEAST 15
    MINUTES. CALL PHYSICIAN. SKIN: FLUSH WITH PLENTY OF WATER.
    INGESTION: GIVE LARGE QUANTITIES OF WATER OR MILK. CALL PHYSICIAN
    IMMEDIATELY. INHALAT ION: REMOVE TO FRESH AIR.

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

Extinguishing Media:WATER, CARBON DIOXIDE, OR DRY CHEMICAL.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA AND FULL
    PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:MAY EMIT ACRID SMOKE AND IRRITATING
    FUMES.

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

Spill Release Procedures:SCOOP INTO BEAKER AND DILUTE WITH WATER.
    NEUTRALIZE WITH 6M NH40H AND POUR DOWN DRAIN WITH EXCESS WATER.
Neutralizing Agent:GM NH40H.

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

Handling and Storage Precautions:AVOID CONTACT WITH EYES AND SKIN. DO
    NOT BREATHE DUST. WASH THOROUGHLY AFTER HANDLING. STORE IN A COOL,
    DRY PLACE AWAY FROM OXIDIZERS.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

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

Respiratory Protection:WEAR NIOSH/MSHA APPROVED RESPIRATOR APPROPRIATE
    FOR EXPOSURE OF CONCERN .
Ventilation:ADEQUATE VENTILATION.
Protective Gloves:DISPOSABLE GLOVES.
Eye Protection:CHEM WORK GOGGLES.
Other Protective Equipment:EMERGENCY EYEWASH, DELUGE SHOWER .
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
NONE SPECIFIED BY MANUFACTURER.

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

HCC:N1
Melt/Freeze Pt:M.P/F.P Text:378F,192C
Spec Gravity:1.65
pH:2
Solubility in Water:SOLUBLE
Appearance and Odor:SOLID WHITE CRYSTALS; SLIGHT, PLEASANT ODOR.

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

Stability Indicator/Materials to Avoid:YES
CONTACT WITH OXIDIZERS, DYES, ALKALIES, IRON, COPPER.
Stability Condition to Avoid:MOISTURE.
Hazardous Decomposition Products:ACRID SMOKE AND IRRITATING FUMES.

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

Waste Disposal Methods:DISPOSE OF 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.