HACH COMPANY -- CITRIC ACID POWDER PILLOWS -- 6810-01-456-4688 
=====================  Product Identification  =====================

Product ID:CITRIC ACID POWDER PILLOWS
MSDS Date:08/23/1999
FSC:6810
NIIN:01-456-4688
=== Responsible Party ===
Company Name:HACH COMPANY
Address:5600 LINDBERGH PKY
Box:389
City:LOVELAND
State:CO
ZIP:80539
Country:US
Info Phone Num:970-669-3050
Emergency Phone Num:303-623-5716
Resp. Party Other MSDS Num.:M00072
CAGE:91224
=== Contractor Identification ===
Company Name:ALL-SAFE INC
Address:4767 LANGTON RD
Box:116
City:HIILIARD
State:OH
ZIP:43026
Country:US
Phone:614-876-4041
Contract Num:SP0450-00-M-D020
CAGE:2X264
Company Name:AMERICO INDUSTRIAL SUPPLY INC
Address:1070 E DOMINGUEZ ST UNIT B
Box:City:CARSON
State:CA
ZIP:90746-3619
Country:US
Phone:310-763-5500 FAX:310-763-5858
Contract Num:SP0450-00-M-D806
CAGE:0XDR8
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
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:CITRIC ACID
CAS:77-92-9
RTECS #:GE7350000
= Wt:100.

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

LD50 LC50 Mixture:NO DATA PROVIDED BY RESPONSIBLE PARTY.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:TARGET ORGANS: NOT APPLICABLE. EYE
    CONTACT-CAUSES SEVERE IRRITATION. SKIN CONTACT-CAUSES MODERATE
    IRRITATION. SKIN ABSORPTION-NO EFFECTS ANTICIPATED. INGESTION-NONE
    REPORTED. INHALATION-MAY CAUSE RESP IRATORY TRACT IRRITATION.
    CHRONIC: CITRIC ACID CHRONIC OVEREXPOSURE MAY CAUSE EFFECTS DUE TO
    THE ABILITY OF CITRIC ACID TO CHELATE METALS, WHICH COULD IMPAIR
    THE BODY TO ABSORB CALCIUM AND IRON.
Explanation of Carcinogenicity:NOT APPLICABLE.
Effects of Overexposure:CAUSES EYE IRRITATION, MAY CAUSE SKIN AND
    RESPIRATORY TRACT IRRITATION.
Medical Cond Aggravated by Exposure:PRE-EXISTING: EYE CONDITIONS, SKIN
    CONDITIONS, RESPIRATORY CONDITIONS.

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

First Aid:EYE CONTACT-IMMEDIATELY FLUSH EYES WITH WATER FOR 15 MINUTES.
    CALL A PHYSICIAN. SKIN CONTACT-WASH SKIN WITH PLENTY OF WATER. CALL
    PHYSICIAN IF IRRITATION DEVELOPS. INGESTION-GIVE LARGE QUANTITIES
    OF W ATER. INHALATION-REMOVE TO FRESH AIR.

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

Extinguishing Media:CARBON DIOXIDE, DRY CHEMICAL, WATER.
Fire Fighting Procedures:AS IN ANY FIRE, WEAR SELF-CONTAINED BREATHING
    APPARATUS PRESSURE-DEMAND AND FULL PROTECTIVE GEAR. EVACUATE AREA
    AND FIGHT FIRE FROM A SAFE DISTANCE
Unusual Fire/Explosion Hazard:CONTACT WITH METAL NITRATES MAY CAUSE
    EXPLOSION.

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

Spill Release Procedures:STOP SPILLED MATERIAL FROM BEING RELEASED TO
    THE ENVIRONMENT. COVER SPILLED MATERIAL WITH SAND OR OTHER INERT
    MATERIAL. SCOOP UP SPILLED MATERIAL INTO A LARGE BEAKER AND
    DISSOLVE WITH WATER. ADJUST TO  A PH 6-9 WITH AN ALKALI, SUCH AS
    SODA ASH OR SODIUM BICARBONATE. FLUSH REACTED MATERIAL TO THE DRAIN
    WITH A LARGE EXCESS OF  WATER. DECONTAMINATE THE AREA WITH A SOAP
    SOLUTION.
Neutralizing Agent:SODA ASH OR SODIUM BICARBONATE

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

Handling and Storage Precautions:AVOID CONTACT WITH EYES OR SKIN. DO
    NOT BREATHE DUST. WASH THOROUGHLY AFTER HANDLING. MAINTAIN GENERAL
    INDUSTRIAL HYGIENE PRACTICE WHEN USING THIS PRODUCT. STORAGE: KEEP
    CONTAINER TIGHTLY CLOSED WHEN  NOT IN USE.
Other Precautions:EMPTY CONTAINERS: DISPOSE OF EMPTY CONTAINER AS
    TRASH. RINSE THREE TIMES WITH AN APPROVED SOLVENT. NOTICE: THESE
    DISPOSAL GUIDELINES ARE BASED ON FEDERAL REGULATIONS & MAY BE
    SUPERVISED BY MORE STRING ENT STATE OR LOCAL REQUIREMENTS.

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

Respiratory Protection:NO DATA PROVIDED BY RESPONSIBLE PARTY.
Ventilation:ADEQUATE VENTILATION.
Protective Gloves:DISPOSABLE LATEX GLOVES
Eye Protection:SAFETY GLASSES WITH TOP AND SIDE SHIELDS.
Other Protective Equipment:LAB COAT. HAVE AN EYEWASH STATION NEARBY.
Work Hygienic Practices:MAINTAIN GENERAL INDUSTRIAL HYGIENE WHEN USING
    THIS PRODUCT. AVOID CONTACT WITH: EYES, SKIN, DO NOT BREATHE: DUST
    WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
SPILL RESPONSE: ONLY PROPERLY QUALIFIED TO RESPOND TO AN EMERGENCY
    INVOLVING HAZARDOUS SUBSTANCES MAY RESPOND TO A SPILL ACCORDING TO
    FEDERAL REGULATIONS (OSHA 29 CFR 1910.120(A)(V)) AND PER YOUR COMP
    ANY'S EMERGENCY RESPONSE PLAN & GUIDELINES/PROCEDURES.

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

HCC:C3
Melt/Freeze Pt:=153.C, 307.4F
Spec Gravity:1.54
pH:0.1-2.2
Solubility in Water:APPRECIABLE (60%)
Appearance and Odor:SOLID WHITE CRYSTALS, NO ODOR.

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

Stability Indicator/Materials to Avoid:YES
MAY EXPLODE IN CONTACT WITH: METAL NITRATES.
Stability Condition to Avoid:EXCESS MOISTURE.
Hazardous Decomposition Products:NONE REPORTED.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

===================  Toxicological Information	===================

Toxicological Information:LD50: ORAL RAT LD50=6730 MG/KG SKIN AND EYE
    IRRITATION DATA: SKIN, RABBIT, 500 MG/24 HOUR. MODERATE. EYE,
    RABBIT, 750 UG/24 HOUR. SEVERE.

=====================  Ecological Information  =====================

Ecological:NO ECOLOGICAL DATA AVAILABLE FOR THIS PRODUCT OR ITS
    INGREDIENTS.

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

Waste Disposal Methods:WORK IN AN APPROVED FUME HOOD. DILUTE TO 3-5
    TIMES THE VOLUME WITH COLD WATER. ADJUST TO A PH 6-9 WITH AN
    ALKALI, SUCH AS SODA ASH OR SODIUM BICARBONATE.  OPEN COLD TAP
    WATER COMPLETELY, SLOWLY POUR T HE REACTED MATERIAL TO THE DRAIN.
    ALLOW COLD WATER TO RUN FOR 5 MINUTES TO COMPLETELY FLUSH THE SYST
    EM.

===================  MSDS Transport Information  ===================

Transport Information:D.O.T.:  D.O.T. PROPER SHIPPING NAME:NOT
    REGULATED. DOT HAZARD CLASS: N/A. DOT SUBSIDIARY RISKS: NA. DOT ID
    NUMBER:N/A1. DOT PACKING GROUP: N/AI.C.A.O.:  ICAO PROPER SHIPPING
    NAME: NOT REGULATED. ICAO  HAZARD CLASS: N/A. ICAO SUBSIDIARY
    RISKS: NA. ICAO ID NUMBER: N/A. ICAO PACKING GROUP: N/A.  I.M.O.: 
    IMO PROPER SHIPPING NAME: NOT REGULATED. IMO HAZARD CLASS: N/A. IMO
    SUBSIDIARY RISKS: NA. IMO ID  NUMBER: N/A. IMO PACKING GROUP: N/A.

=====================  Regulatory Information  =====================

SARA Title III Information:SARA TITLE III SECTION 311/312: IMMEDIATE
    (ACUTE) HEALTH HAZARD. DELAYED (CHRONIC) HEALTH HAZARD.
Federal Regulatory Information:RCRA: CONTAINS NO RCRA REGULATED
    SUBSTANCES. OSHA: THIS PRODUCTS MEETS THE CRITERIA FOR A HAZARDOUS
    SUBSTANCE AS DEFINED IN THE HAZARD COMMUNICATIONS STANDARD, (29 CFR
    1910.1200)
State Regulatory Information:CALIFORNIA PROP. 65: 65 LISTED CHEMICALS
    ARE PRESENT IN THIS PRODUCT.

=======================  Other Information  =======================

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