Product ID:R-50 POWDER
MSDS Date:07/19/1993
FSC:5610
NIIN:00N047105
MSDS Number: CCTBK

RAECO INC

SEATTLE, WA 98108
US

Emergency Phone: 206-763-1335

Info Phone: 206-763-1335

Cage: 2A957

RAECO INC

SEATTLE, WA 98108 US

Telephone: 206-763-1335

Cage: 2A957

PORTLAND CEMENT

CAS: 65997-15-1

RTECS: VV8770000

Fraction By Weight: 40%

OSHA PEL 50 MPPCF

ACGIH TLV: 10 MG/M3 TDUST

SILICA, CRYSTALLINE - QUARTZ; (SILICA SAND)

CAS: 14808-60-7

RTECS: VV7330000

Fraction By Weight: 50%

OSHA PEL 0.3 MG/M3 (MFR)

ACGIH TLV: 0.1 MG/M3 RDUST

CALCIUM CARBONATE

CAS: 1317-65-3

RTECS: EV9580000

Fraction By Weight: 10-15%

OSHA PEL 15 MG/M3 TDUST

ACGIH TLV: 10 MG/M3 TDUST

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:NO
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:ACUTE:PORTLAND CEMENT MORTAR CAN CAUSE
ALKALI BURNS AND DRY SKIN. DUST CAN IRRITATE EYES AND UPPER
RESPIRATORY SYSTEM. SHORTNESS OF BREATH, COUGHING, REDDING OF EYES.
CHRONIC:DUST CAN CAUSE INFLAMMATI ON OF INTERIOR OF NOSE AND EYES.
PROLONGED EXPOSURE MAY CAUSE SCARRING OF LUNGS.
Explanation of Carcinogenicity:SILICA, CRYSTALLINE-QUARTZ:IARC
MONOGRAPHS, SUPP, VOL 7, PG 341, 1987. GRP 2A. NTP 7TH ANNUAL RPT
ON CARCINS, (SUPDAT)
Effects of Overexposure:SHORTNESS OF BREATH, COUGHING, REDDING OF EYES.
Medical Cond Aggravated by Exposure:HYPERSENSITIVE INDIVIDUALS MAY
DEVELOP ALLERGENIC DERMATITIS.

First Aid:INGEST:CALL MD IMMEDIATELY . EYES:IRRIGATE W/WATER FOR AT
LEAST 15 MINUTES. SKIN:WASH EXPOSED AREAS W/WATER. INHAL:REMOVE
PERSON TO FRESH AIR.

Extinguishing Media:MEDIA SUITABLE FOR SURROUNDING FIRE .
Fire Fighting Procedures:USE NIOSH APPROVED SCBA & FULL PROTECTIVE
EQUIPMENT .

Spill Release Procedures:COLLECT SPILLS USING DUSTLESS METHOD, MATERIAL
CAN BE RETURNED TO CONTAINER FOR LATER USE, WEAR NIOSH APPROVED
RESPIRATOR FOR SILICA SAND DUST.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:ELIMINATE EXPOSURE TO DUST, USE NIOSH
APPROVED MASK FOR DUST, MINIMIZE EXPOSURE TO SKIN & EYES.
Other Precautions:NONE.

Respiratory Protection:NIOSH APPROVED RESPIRATOR FOR SILICA SAND DUST.
Ventilation:LOCAL EXHAUST.
Protective Gloves:RUBBER GLOVES.
Eye Protection:ANSI APPROVED CHEM WORKERS GOGGS .
Other Protective Equipment:ANSI APPRVD EYE WASH FOUNTAIN & DELUGE
SHOWER . BARRIER CREAMS, BOOTS & CLTHG SHOULD PROT SKIN FROM DUST
&(SUPDAT)
Work Hygienic Practices:WORKERS SHOULD SHOWER W/SOAP & WATER AFTER
WORKING W/MORTAR.
Supplemental Safety and Health
EXPLAN OF CARCIN:1994:ANTICIPATED TO BE CARCINOGEN. OTHER PROT
EQUIP:WET MORTAR.

Solubility in Water:1%
Appearance and Odor:GRAY POWDER; NO ODOR.

Stability Indicator/Materials to Avoid:YES
MINERAL ACIDS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:CO, CO*2, SILICON TETRA FLUORIDE
(W/HYDROFLUORIC ACID).

Waste Disposal Methods:DISPOSAL MUST BE I/A/W FEDERAL, STATE & LOCAL
REGULATIONS . MORTAR CAN BE DISPOSED OF AS COMMON WASTE,
UNRESTRICTED SANITARY LANDFILL.

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.