Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:SILICOSIS(PROGRESSIVE SOMETIMES FATAL
LUNG DISEASE)FRM CRYSTALLINE SILICA DUST EXPO EXCESS OF PEL/TLV
OVER LONG PERIOD OF TIME.EXPO TO HIGHCRYSTALLINE SILICA CONC FOR
MANY YEARS MAY INCR POTENTIAL RIS K OF DEVELOPING LUNG CANCER.ACUTE
EFFECTS OF EXPO:UPPER RESP/THROAT/EYE IRRIT,COUGH,DRY SKIN/NASAL
PASSAGE.EYE INFLAMM.
Explanation of Carcinogenicity:PER MSDS:CRYST SILICA:IARC:CLASS 2A(PROB
CARC TO HUMANS);NTP:RESONABLY ANTIC TO BE CARC)OSHA:HAS NOT
CLASSIFIED AS CAR.
Effects of Overexposure:SILICOSIS. UPPER RESP IRRITATION, COUGHING,
THROAT IRRITATION. INCR POTENTIAL RISK OF DEVELOPING LUNG CANCER.
Medical Cond Aggravated by Exposure:PRE-EXISTING DISEASE OF THE UPPER
RESPIRATORY TRACT & LUNG SUCH AS BRONCHITIS, EMPHYSEMA & ASTHMA.
TARGET ORGANS:LUNGS.
======================= First Aid Measures =======================
First Aid:SKIN:NOT ABSORBED BY SKIN.USE MOISTURE RENEWING LOTIONS IF
DRYNESS OCCURS. EYE:WASH W/GENEROUS QUANTITIES OF WATER.CONSULT
PHYSICIAN IF IRRIT PERSISTS. INHAL:REMOVE TO FRESH AIR.
INGEST:SHORT-TERM EXP OSURE NOT CONSIDERED HARMFUL.DRINK GENEROUS
AMTS OF WATER TO REDUCE BULK & DRYING EFFECTS.
===================== Fire Fighting Measures =====================
Flash Point:NOT FLAMMABLE
Extinguishing Media:PER MSDS NOT APPLICABLE. HOWEVER USE APPROPRIATE
EXTINGUISHING MEDIA FOR SURROUNDING FIRE/MATERIALS.
Fire Fighting Procedures:PER MSDS NOT APPLICABLE. HOWEVER USE PPE AS
CONDITIONS WARRANT.
Unusual Fire/Explosion Hazard:NONE SPECIFIED BY MANUFACTURER.
====================== Handling and Storage ======================
Handling and Storage Precautions:AVOID CREATING DUST.REPAIR/PROPERLY
DISPOSE OF BROKEN BAGS.STORE IN DRY PLACE TO MAINTAIN PRODUCT
QUALITY.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.
Respiratory Protection:NIOSH APPROVED RESP:AGAINST PNEUMOCONIOSIS
PRODUCING DUSTS WHEN DUST PRESENT.DUST CONCEN <10XPEL:1/4 OR 1/2
MASK RESP W/REPLACE DUST FIL OR SINGLE USE DUST RESP W/VAL;CONCEN
>10X <100XPEL:FULL FACEPC RESP W/REPLACE DUST FIL:CON >100X (SUPP)
Ventilation:LOC:CNTRL W/IN RECOMMENDED TLV/PEL.REFER:ACGIH
PUBLICATION"INDUSTRIAL VENTI"OR SIMILAR PUBLICATION FOR VENTI SYS
DESIGN.
Protective Gloves:NOT NORMALLY NECESSARY.
Eye Protection:GOGGLES TO PROTECT FROM DUST.
Other Protective Equipment:CLOTHING:NOT NORMALLY NECESSARY.
FOOTWEAR:NOT NECESSARY.
Work Hygienic Practices:WASH HANDS AFTER HANDLING.
Supplemental Safety and Health
PH OF 10% SLURRY IS 10. RESP:<200XPEL:POWER AIR-PURIFYING +PRESS RESP
W/RELPACE FILT;CONCEN >200XPEL:TYP C SUPPLIED-AIR RESP,CONT FLOW
TYP +PRESS W/FULL FACEPC/HOOD/HELMET.
Waste Disposal Methods:NON-BIODEGRADABLE.USE SOLID WASTE DISPOSAL
COMMON IS LANDIFLL TYPE OPERATION OR IN SLURRY TO SUMPS.NOT
CONSIDERED A HAZ WASTE UNDER RCRA(40CFRPART281).
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.