DONALD DURHAM COMPANY -- DURHAM'S ROCK HARD PUTTY  -- 8030-01-010-9289
<pre>=====================  Product Identification  =====================

Product ID:DURHAM'S ROCK HARD PUTTY
MSDS Date:04/12/1995
FSC:8030
NIIN:01-010-9289
Status Code:A
=== Responsible Party ===
Company Name:DONALD DURHAM COMPANY
Address:59 FOREST AVENUE
City:DES MOINES
State:IA
ZIP:50304
Info Phone Num:(515) 243-0491
Emergency Phone Num:515-243-0491
Preparer's Name:ERNEST CARTER
Chemtrec Ind/Phone:(800)424-9300
CAGE:54728
=== Contractor Identification ===
Company Name:DONALD DURHAM COMPANY
Address:59 FOREST AVENUE
Box:City:DES MOINES
State:IA
ZIP:50304
Phone:(515) 243-0491
CAGE:54728

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

Ingred Name:QUARTZ
CAS:14808-60-7
RTECS #:VV7330000
&lt; Wt:15.
OSHA PEL:SEE TABLE Z-3
ACGIH TLV:0.1 MG/M3

Ingred Name:TALC
CAS:14807-96-6
RTECS #:WW2710000
Minumum % Wt:2.
Maxumum % Wt:5.
OSHA PEL:SEE TABLE Z-3
ACGIH TLV:2 MG/M3

Ingred Name:PLASTER OF PARIS
CAS:26499-65-0
RTECS #:TP0700000
= Wt:79.
OSHA PEL:15 MG/M3

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

Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:YES    IARC:YES	  OSHA:NO
Health Hazards Acute and Chronic:MECHANICAL EYE SKIN IRRITATION IS
    POSSIBLE, BUT UNLIKELY. PROLONGED EXPOSURES TO EXCESSIVE QUANTITIES
    OF INDUSTRIAL TALC CAN RESULT IN SCARRING OF THE LUNGS
    (PNEUMOCONIOSIS) AND PIEURAL THICKENING.
Explanation of Carcinogenicity:RESONABLY ANTICIPATED 2A (CRYSTALLINE
    SILICA).
Effects of Overexposure:PNEUMOCONIOSIS MAY PRODUCT SYMPTOMS OF COUGH OR
    SHORTNESS OF BREATH, PLEURAL THICKENING USUALLY PRODUCES NO
    SYMPTOMS. BRONCHIAL IRRITATION MAY CAUSE SPUTUM PRODUCTION.
Medical Cond Aggravated by Exposure:EXCESSIVE EXPOSURE TO DUST MAY
    AGGRAVATE PRE-EXISTING RESPIRATORY CONDITION.

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

First Aid:EYES: FLUSH WITH PLENTY OF  WATER. GET MEDICAL ATTENTION.
    SKIN: WASH AFFECTED AREA WITH WATER. INHALATION: REMOVE VICTIM TO
    FRESH AIR. INGESTION: UNLIKELY TO CAUSE EFFECTS.

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

Spill Release Procedures:AVOID BREATHING DUST. CLEAN UP IN A MANNER
    WHICH MINIMIZES DUST DISPERSION. VACUUM MAY BE USED TO CLEAN UP
    SPILLAGE.

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

Handling and Storage Precautions:AVOID GENERATING DUST. CLEAN UP SPILLS
    PROMPTLY. AVOID INGESTION. USE IN WELL VENTILATED AREA.

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

Respiratory Protection:USE RESP PROTECT UNLESS ADEQUATE LOCAL EXHAUST
    VENT PROVIDED OR AIR-SAMPLING DATA SHOW EXPOSURES W/IN RECOMMENDED
    EXPOSURE GUIDELINES. INDUSTRIAL HYGIENE PERSONNEL CAN HELP JUDGE
    ADEQUACY EXISTING ENG . CTRLS. IF NEC, ORGANIC VAPOR TYPE RESP
Ventilation:PROD EVOLVED N-PROPYL ALCOHOL/2-METHOXYETHANOL/N-BUTYL
    ALCOHOL IF EXPOSED H2O/HUMID AIR. VENT TO KEEP W/IN GUIDELINES.
Protective Gloves:SILVER SHIELD (R), BARRICADE (R),**
Eye Protection:CHEMICAL GOGGLES/FULL FACE RESPIRATOR.
Other Protective Equipment:**RESPONDER (R), CHEMREL (R), PE/EVAL/PE
    (SAFETY4-4H(R)).
Work Hygienic Practices:AVOID EYE/SKIN CONTACT, BREATHING VAPOR. DON'T
    TAKE INTERNALLY. KEEP CONTAINER CLOSED.
Supplemental Safety and Health
WASH AT MEAL TIME/END OF SHIFT. REMOVE CONTAMINATED CLOTHING/SHOES AS
    SOON AS PRACTICAL & THOROUGHLY CLEAN BEFORE REUSE. CHEMICAL
    PROTECTIVE GLOVES RECOMMENDED.

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

Appearance and Odor:LITTLE ORDER; CREAM-COLORED POWDER

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

Stability Indicator/Materials to Avoid:YES
Conditions to Avoid Polymerization:WILL NOT OCCUR.

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

Waste Disposal Methods:HOT A HAZARDOUS WASTE. DISPOSE OF ACCORDING TO
    STATE OR LOCAL REGULATIONS.

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