Product ID:R-50 POWDER
MSDS Date:03/15/1991
FSC:5610
NIIN:00N050139
MSDS Number: BVJLH

RACCO INC

SEATTLE, WA 98108
US

Emergency Phone: 206-763-1335

Info Phone: 206-763-1335

Cage: RACCX

RACCO INC

SEATTLE, WA 98108 US

Telephone: 206-763-1335

Cage: RACCX

DEHYDRATING POWDERS; (BLENDED) (BUILDING CEMENTS)

OSHA PEL N/K

ACGIH TLV: N/K

SILICA SANDS

OSHA PEL N/K

ACGIH TLV: N/K

SILICA, CRYSTALLINE - QUARTZ (AS A PORTION OF INGREDIENT

CAS: 14808-60-7

RTECS: VV7330000

OSHA PEL 10 MG/M3 RDUST; Z-3

ACGIH TLV: 0.1 MG/M3 RDUST;9394

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:WET MIXTURES CAN DRY SKIN &
CAUSE ALKALI BURNS. DRY DUST CAN IRRITATE EYES & UPPER RESPIRATORY
SYSTEM. CHRONIC:DUST CAN CAUSE INFLAMMATION OF LINING TISSUE OF
INTERIOR OF NOSE & INFLAMMATION OF CORNEA. HYPERSENSITIVE
INDIVIDUALS MAY DEVELOP AN ALLERGIC DERMATITIS.
Explanation of Carcinogenicity:CRYSTALLINE SILICA - QUARTZ: IARC GROUP
2A, VOL 43, P 39, 1987; ANTICIPATED TO BE A CARCINOGEN, NTP 6TH ANN
REPORT, 1991
Effects of Overexposure:PNEUMOCONIOSIS - PULMONARY FIBROSIS FROM
LONG-TERM EXPOSURE TO RESPIRABLE DUST.

First Aid:INGEST:CALL MD IMMEDIATELY . INHAL:REMOVE TO FRESH AIR.
SUPPORT BREATHING (GIVE O*2/ARTF RESP) . EYES:IRRIGATE W/WATER FOR
AT LEAST 15 MINUTES. SKIN:WASH AFFECTED AREAS OF BODY W/SOAP & WA
TER.

Extinguishing Media:MEDIA SUITABLE FOR SURROUNDING FIRE .
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA & FULL PROTECTIVE
EQUIPMENT .
Unusual Fire/Explosion Hazard:NONE KNOWN.

Spill Release Procedures:USE DRY CLEAN-UP METHODS (SWEEP OR VACUUM)
THAT DO NOT DISPERSE DUST INTO THE AIR. AVOID BREATHING DUST.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN DRY AREAS. AVOID HIGH HEAT &
COLD. PRECAUTIONS MUST BE OBSERVED BECAUSE CEMENT BURNS OCCUR
W/LITTLE WARNING - LITTLE HEAT IS SENSED.
Other Precautions:PRACTICE REASONABLE PRECAUTIONS TO AVOID BREATHING
DUST & REPEATED OR PROLONGED SKIN CONTACT. FOLLOW OSHA STANDARDS.

Respiratory Protection:INDUSTRY ENVIRONMENTS, USE OF A NIOSH/MSHA
APPROVED RESPIRATOR RECOMMENDED.
Ventilation:LOCAL EXHAUST: TO CONTROL AIRBORNE DUST LEVELS.
Protective Gloves:CLOTH GLOVES.
Eye Protection:TIGHT FITTING GOGGLES.
Other Protective Equipment:EMERGENCY EYE WASH & DELUGE SHOWER . BARRIER
CREAMS, BOOTS & CLOTHING TO PROTECT FROM CONTACT OF WET MIXTURE.
Work Hygienic Practices:IMMEDIATELY AFTER WORKING W/MATERIAL, WORKERS
SHOULD SHOWER W/SOAP & WATER.
Supplemental Safety and Health
NONE SPECIFIED BY MANUFACTURER.

Solubility in Water:SLIGHT (0.1-1%)
Appearance and Odor:GRAYISH, FINE GRANULAR POWDER.

Stability Indicator/Materials to Avoid:YES
NONE.
Stability Condition to Avoid:NOT REACTIVE - WILL HARDEN W/MOISTURE
CONTENT.
Hazardous Decomposition Products:NONE.

Waste Disposal Methods:DISPOSAL MUST BE I/A/W FEDERAL, STATE & LOCAL
REGULATIONS . SAME AS FOR CEMENTITIOUS MATERIALS. DISPOSE OF AS A
COMMON WASTE.

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.