CLAYTON CHEMICAL CO. -- P20 DEVELOPER CONCENTRATE (400-200) -- 6750-01-243-9290 
=====================  Product Identification  =====================

Product ID:P20 DEVELOPER CONCENTRATE (400-200)
MSDS Date:07/27/1992
FSC:6750
NIIN:01-243-9290
=== Responsible Party ===
Company Name:CLAYTON CHEMICAL CO.
Address:13310 FIGUEROA STREET
City:LOS ANGELES
State:CA
ZIP:90061
Country:US
Info Phone Num:310-538-9530
Emergency Phone Num:310-538-9530
CAGE:61803
=== Contractor Identification ===
Company Name:CLAYTON CHEMICAL CO.
Address:13310 S. FIGUEROA STREET
Box:City:LOS ANGELES
State:CA
ZIP:90061
Country:US
Phone:310-538-9530/800-424-9300(CHEMTREC)
CAGE:61803
Company Name:CLAYTON CHEMICAL CO., A DIV OF VARICHEM CORP
Address:RR 1
Box:276-Z
City:HEATHSVILLE
State:VA
ZIP:22473
Country:US
Phone:703-759-9399
CAGE:6W820

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

Ingred Name:SODIUM SULFITE
CAS:7757-83-7
RTECS #:WE2150000
Fraction by Wt: 5-8% %
Other REC Limits:NONE RECOMMENDED

Ingred Name:POTASSIUM CARBONATE
CAS:584-08-7
RTECS #:TS7750000
Fraction by Wt: 5-8% %
Other REC Limits:10 (15)PPM TLV (PEL)

Ingred Name:HYDROQUINONE  (SARA III)
CAS:123-31-9
RTECS #:MX3500000
Fraction by Wt: 1-3% %
Other REC Limits:NONE RECOMMENDED
OSHA PEL:2 MG/M3
ACGIH TLV:2 MG/M3; 9293
EPA Rpt Qty:1 LB
DOT Rpt Qty:1 LB

Ingred Name:NON HAZARDOUS INGREDIENTS
Fraction by Wt: BALANCE
Other REC Limits:NONE RECOMMENDED

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

LD50 LC50 Mixture:LD50 ORAL RAT 320 MG/KG (HYDROQUINONE)
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:MAY CAUSE EYE IRRITATION. MAY CAUSE
    SKIN IRRITATION AND/OR ALLERGIC SKIN REACTION. INHALATION OF MIST
    COULD CAUSE RESPIRATORY IRRITATION. INGESTION MAY CAUSE IRRITATION
    OF MUCOUS MEMBRANES OR DIGESTIV E TRACT.
Explanation of Carcinogenicity:PRODUCT CONTAINS NO INGREDIENTS
    CURRENTLY CLASSIFIED AS CARCINOGENIC BY NTP, IARC OR OSHA.
Effects of Overexposure:EYE IRRITATION/BURNS, SKIN IRRITATION/BURNS,
    RESPIRATORY IRRITATION, MUCOUS MEMBRANE IRRITATION, DIGESTIVE TRACT
    IRRITATION.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:EYES: IMMEDIATELY FLUSH WITH PLENTY OF WATER FOR 15 MINUTES.
    OBTAIN MEDICAL ATTENTION. SKIN: FLUSH AFFECTED AREAS PROMPTLY WITH
    WATER FOR 15 MINUTES. REMOVE CONTAMINATED CLOTHING. IN CASE OF
    CONTINUED  IRRITATION, CONSULT PHYSICIAN. INHALATION: REMOVE TO
    FRESH AIR. INGESTION: DRINK MILK OR WATER. DO NOT INDUCE VOMITING.
    OBTAIN IMMEDIATE MEDICAL ATTENTION.

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

Flash Point:NONFLAMMABLE
Lower Limits:NONE
Upper Limits:NONE
Extinguishing Media:ANY EXTINGUISHING MEDIA APPLICABLE TO SURROUNDING
    AREA.
Fire Fighting Procedures:EVACUATE PERSONNEL TO A SAFE AREA. KEEP
    PERSONNEL REMOVED AND UPWIND OF FIRE. WEAR SELF-CONTAINED BREATHING
    APPARATUS.
Unusual Fire/Explosion Hazard:WHEN HEATED TO DECOMPOSITION EMISSION OF
    TOXIC FUMES OF SULFUR DIOXIDE IS POSSIBLE.

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

Spill Release Procedures:USE APPROPRIATE PERSONAL PROTECTIVE EQUIPMENT
    DURING CLEAN UP. PREVENT LIQUID FROM ENTERING SEWERS, WATERWAYS OR
    LOW AREAS. SOAK UP WITH SAND, OILDRY OR OTHER ABSORBENT MATERIAL.
    SPILL MAY BE NEUTRALI ZED WITH POWDERED CITRIC ACID.
Neutralizing Agent:CITRIC ACID

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

Handling and Storage Precautions:STORE IN WELL VENTILATED AREA. KEEP
    CONTAINER TIGHTLY CLOSED. DO NOT STORE WITH INCOMPATIBLE MATERIALS.
Other Precautions:DO NOT STORE OR CONSUME FOOD, DRINK OR TOBACCO IN
    AREA WHERE THEY MAY BECOME CONTAMINATED WITH THIS MATERIAL.

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

Respiratory Protection:NOT NORMALLY REQUIRED
Ventilation:SUFFICIENT ROOM VENTILATION
Protective Gloves:RECOMMENDED
Eye Protection:EYEGLASSES WITH SIDE SHIELDS
Other Protective Equipment:PROTECTIVE APRONS
Work Hygienic Practices:WASH WITH SOAP AND WATER AFTER HANDLING PRODUCT
    AND BEFORE EATING DRINKING OR SMOKING.
Supplemental Safety and Health
FORMULA #418-52.

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

HCC:B3
Boiling Pt:B.P. Text:212F,100C
Melt/Freeze Pt:M.P/F.P Text:NOT GIVEN
Vapor Pres:= WATER
Vapor Density:0.7
Spec Gravity:1.260
pH:10.50
Evaporation Rate & Reference:SAME AS WATER
Solubility in Water:COMPLETE
Appearance and Odor:CLEAR, COLORLESS LIQUID, NO ODOR

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

Stability Indicator/Materials to Avoid:YES
STRONG ACIDS, OXIDIZERS
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:OXIDES OF SULFUR AND NITROGEN, CARBON
    DIOXIDE, CARBON MONOXIDE

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

Waste Disposal Methods:RECOVER NONUSABLE FREE LIQUID AND/OR
    CONTAMINATED WATER AND DISPOSE OF IN AN APPROVED AND PREMITTED
    TREATMENT FACILITY. REMOVE NONUSABLE SOLID MATERIAL AND/OR
    CONTAMINATED SOIL FOR DISPOSAL IN AN APPR OVED AND PERMITTED
    LANDFILL.

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