TEXAS INDUSTRIES, INC. -- PORTLAND CEMENT  -- 5610-00-242-3792
<pre>=====================  Product Identification  =====================

Product ID:PORTLAND CEMENT
MSDS Date:11/01/1985
FSC:5610
NIIN:00-242-3792
=== Responsible Party ===
Company Name:TEXAS INDUSTRIES, INC.
Address:715 AVE H. EAST
City:ARLINGTON
State:TX
ZIP:76010
Info Phone Num:(817) 640-1701
Emergency Phone Num:(817) 640-1701
CAGE:0B3F8
=== Contractor Identification ===
Company Name:TEXAS INDUSTRIES, INC
Address:715 AVE H. EAST
Box:City:ARLINGTON
State:TX
ZIP:76010
Phone:(214) 637-3100
CAGE:0B3F8

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

Ingred Name:PORTLAND CEMENT
CAS:65997-15-1
RTECS #:VV8770000
Fraction by Wt: 58%
Other REC Limits:50 MPPCF (MSHA)
OSHA PEL:15 MG/M3 TDUST
ACGIH TLV:10 MG/M3 TDUST; 9293

Ingred Name:CALCIUM CARBONATE (MARBLE) (LIMESTONE)
CAS:1317-65-3
RTECS #:EV9580000
Fraction by Wt: 40%
OSHA PEL:15 MG/M3 TDUST
ACGIH TLV:10 MG/M3 TDUST; 9192

Ingred Name:GYPSUM
CAS:13397-24-5
RTECS #:MG2360000
Fraction by Wt: 2%
Other REC Limits:5 MG/CUM RESP DUST
OSHA PEL:15 MG/CUM TOTAL DUST
ACGIH TLV:10 MG/CUM

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

Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:EYES/SKIN: DUST CAN CAUSE
    INFLLAMMATION OF THE CORNEA, IRRITATION & ALKALI BURNS. INHALATION:
    IRRITATION TO NASAL PASSAGES, PULMONARY DISEASES, PNEUMONOCONIOSIS
    & SILICOSIS.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:EYES/SKIN: DUST CAN CAUSE INFLAMMATION OF THE
    CORNEA, IRRITATION, ALKALI BURNS, & ALLERGIC DERMATITIS.
    INHALATION: IRRITATION TO NASAL PASSAGES, PULMONARY DISEASES,
    PNEUMONOCONIOSIS & SILICOSIS.
Medical Cond Aggravated by Exposure:RESPIRATORY DISORDERS/DISEASES,
    DERMATITIS, OTHER SKIN DISORDERS, & HYPERSENSITIVE.

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

First Aid:EYES: FLUSH W/PLENTY OF WATER FOR AT LEAST 15 MINS. SKIN:
    WASH W/SOAP & WATER. INHALATION: REMOVE TO FRESH AIR. GIVE CPR OR
    OXYGEN IF NEEDED. OBTAIN MEDICAL ATTENTION IN ALL CASES.

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

Flash Point:WILL NOT IGNITE
Unusual Fire/Explosion Hazard:CONTACT W/STRONG ACIDS MAY PRODUCE A
    VIOLENT, EXOTHERMIC REACTION & MAY EVOLVE TOXIC GASES OR VAPORS,
    DEPENDING UPON THE ACID INVOLVED.

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

Spill Release Procedures:CLEAN-UP OF SPILLS MAY REQUIRE PERSONAL
    PROTECTION EQUIPMENT.

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

Handling and Storage Precautions:STORE AWAY FROM STRONG ACIDS.
    UNINTENTIONAL CONTACT W/WATER SHOULD BE AVOIDED TO PRESERVE
    PRODUCT. MATERIAL IS HIGHLY ALKALINE.
Other Precautions:AVOID CONTACT W/SKIN, EYES & CLOTHING.

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

Respiratory Protection:USE NIOSH/MSHA APPROVED FOR PROTECTION AGAINST
    SILICA & NUISANCE DUSTS.
Ventilation:PROVIDE MECHANICAL/LOCAL EXHAUST VENTILATION TO KEEP <TLV.
Protective Gloves:RUBBER, PVC, NEOPRENE, IMPERVIOUS
Eye Protection:GOGGLES
Other Protective Equipment:RUBBER HIGH TOP BOOTS, BARRIER CREAMS, ARM
    SLEEVES & APRON
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health

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

Spec Gravity:2.80-2.17
Solubility in Water:SLIGHT (0.1-1.0%)
Appearance and Odor:FINE GREY POWDER W/N ODOR
Percent Volatiles by Volume:0%

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

Stability Indicator/Materials to Avoid:YES
STRONG ACIDS
Hazardous Decomposition Products:VAPORS & TOXIC GASES

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

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE W/LOCAL, STATE, &
    FEDERAL REGULATIONS.

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