HACH CO. -- CITRIC ACID  -- 4410-01-183-7442
<pre>=====================  Product Identification  =====================

Product ID:CITRIC ACID
MSDS Date:05/06/1993
FSC:4410
NIIN:01-183-7442
Kit Part:Y
=== Responsible Party ===
Company Name:HACH CO.
Address:5600 LINDBERGH DR
Box:608
City:LOVELAND
State:CO
ZIP:80539
Country:US
Info Phone Num:800-227-4224
Emergency Phone Num:303-623-5716
CAGE:91224
=== Contractor Identification ===
Company Name:HACH CO
Address:5600 LINDBERGH DR
Box:389
City:LOVELAND
State:CO
ZIP:80539
Country:US
Phone:970-669-3050/ 303-623-5716
CAGE:91224

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

Ingred Name:CITRIC ACID
CAS:77-92-9
RTECS #:GE7350000
Fraction by Wt: 100%
Other REC Limits:NONE SPECIFIED

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

LD50 LC50 Mixture:ORAL RAT LD50  6730 MG/KG
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:UNKNOWN	  IARC:UNKNOWN	  OSHA:NO
Health Hazards Acute and Chronic:PRODUCT IS IRRITATING TO EYES, SKIN
    AND RESPIRATORY TRACT
Effects of Overexposure:CAUSES SEVERE EYE AND MODERATE SKIN IRRITATION.
    MAY CAUSE RESPIRATORY TRACT IRRITATION. CHRONIC OVEREXPOSURE MAY
    CAUSE EFFECTS DUE TO THE ABILITY OF CITRIC ACID TO CHELATE METALS,
    WHICH COULD IMPAIR T HE BODY'S ABILITY TO ABSORB CALCIUM ANDIRON.
Medical Cond Aggravated by Exposure:PRE-EXISTING EYE, SKIN AND
    RESPIRATORY TRACT CONDITIONS.

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

First Aid:EYE AND SKIN CONTACT: IMMEDIATELY FLUSH EYES WITH WATER FOR
    15 MINUTES. CALL PHYSICIAN. SKIN: FLUSH WITH PLENTY OF WATER.
    INGESTION: GIVE LARGE QUANITIES OF WATER. CALL A PHYSICIAN
    IMMEDIATELY. INHALA TION: REMOVE TO FRESH AIR.

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

Flash Point:NONE
Autoignition Temp:Autoignition Temp Text:NONE
Extinguishing Media:WATER, CARBON DIOXIDE, OR DRY CHEMICAL
Fire Fighting Procedures:NONE SPECIFIED BY MANUFACTURER.
Unusual Fire/Explosion Hazard:POTENTIALLY EXPLOSIVE REACTION WITH METAL
    NITRATES.

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

Spill Release Procedures:SCOOP SPILLED MATERIAL INTO A BEAKER AND
    DISSOLVE WITH WATER. NEUTRALIZETO A PH BETWEEN 6 AND 9 WITH ALKALI
    SUCH AS SODA ASH. FLUSH NEUTRALIZED WASTE TO THE DRAIN WITH AN
    EXCESS OF WATER.
Neutralizing Agent:SODA ASH

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

Handling and Storage Precautions:STORE IN COOL, DRY, WELL VENTILATED
    AREA. PROTECT FROM PHYSICAL DAMAGE. AVOID ANY PHYSICAL CONTACT.
    KEEP CONTAINERS TIGHTLY CLOSED
Other Precautions:WASH THOROUGHLY AFTER HANDLING. DO NOT BREATHE DUST.
    USE ONLY WITH ADEQUATE VENTILATION. KEEP AWAY FROM OXIDIZERS. AVOID
    CONTACT WITH SKIN AND EYES.

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

Respiratory Protection:NONE SPECIFIED BY MANUFACTURER.
Ventilation:ADEQUATE VENTILATION
Protective Gloves:RUBBER
Eye Protection:LAB GRADE GOGGLES
Other Protective Equipment:EYE WASH, SAFETY SHOWER, LAB COAT OR APRON
Work Hygienic Practices:USE NORMAL CHEMICAL HYGIENE PRACTICES.
Supplemental Safety and Health
KEY 1: HCC T-6. THIS ITEM IS PN IND B OF A 3 PART KIT. SEE PN IND A AND
    C UNDER THIS NSN AND CAGE FOR ADDITIONAL INFO. FOR THE KIT.

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

HCC:T6
Melt/Freeze Pt:M.P/F.P Text:307F/153C
Spec Gravity:1.54
Solubility in Water:APPRECIABLE
Appearance and Odor:COLORLESS CRYSTALS; NO ODOR. PH 0.IN SOLN = 2.2

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

OXIDIZERS. POTENTIALLY EXPLOSIVE REACTION ON CONTACT WITH METAL
    NITRATES.
Stability Condition to Avoid:EXPOSURE TO FLAMES AND MOISTURE
Hazardous Decomposition Products:EMITS ACRID SMOKE AND FUMES IN FIRE.

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

Waste Disposal Methods:DISPOSE IN ACCORDANCE WITH FEDERAL, STATE, LOCAL
    REGULATIONS.

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