LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:ACUTE:CAN DRY THE SKIN & CAUSE ALKALI
BURNS. DUST CAN IRRITATE THE EYES & UPPER RESPIRATORY SYSTEM. TOXIC
EFFECTS NOTED IN ANIMALS INCLUDE, FOR ACUTE EXPOSURES, ALVEOLAR
DAMAGE WITH PULMONARY EDEMA. C HRONIC: DUST CAN CAUSE INFLAMMATION
OF THE LINING TISSUE OF THE INTERIOR OF THE NOSE & INFLAMMATION OF
(EFTS OF OVEREXP)
Explanation of Carcinogenicity:SILICA, CRYSTALLINE-QUARTZ IARC
MONOGRAPHS, SUPPLEMENT. VOL 7, PG 341, 1987: GROUP 2A. NTP 7TH
ANNUAL REPORT (SUPDAT)
Effects of Overexposure:HLTH HAZ:THE CORNEA. HYPERSENSITIVE INDIVIDUALS
MAY DEVELOP AN ALLERGIC DERMATITIS. EXECESSIVE INHAL OF SILICA DUST
MAY RESULT IN RESP DISEASE, INCLUDING SILICOSIS, PNEUMOCONIOSIS,
PULM FIBROSIS & POS S CANCER. EXPOS CAN AFFECT SKIN, EYES &MUCOUS
MEMBRANES. THE PROD CONTAINS SILICA PARTICLES THAT MAY BE BROKEN
(SUPDAT)
Medical Cond Aggravated by Exposure:INDIVIDUALS W/SENSITIVE SKIN &
W/PULMONARY AND/OR RESPIRATORY DISEASE, INCLUDING, BUT NOT LIMITED
TO, ASTHMA AND BRONCHITIS, OR SUBJECT TO EYE IRRITATION, SHOULD BE
PRECLUDED FROM EXPOSURE.
======================= First Aid Measures =======================
First Aid:INGEST: CALL MD IMMEDIATELY . EYES: IRRIGATE (FLOOD) EYES
IMMEDIATELY AND REPEATEDLY WITH CLEAN WATER FOR AT LEAST 15
MINUTES. SKIN: WASH EXPOSED SKIN AREAS WITH SOAP AND WATER. APPLY
STERILE DR ESSINGS. INHALATION: FOR GROSS INHALATION, REMOVE PERSON
IMMEDIATELY TO FRESH AIR, GIVE ARTIFICIAL RESPIRATION AS NEEDED.
GET PROMPT MEDICAL ATTENTION.
===================== Fire Fighting Measures =====================
Extinguishing Media:MEDIA SUITABLE FOR SURROUNDING FIRE CONDITION .
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA AND FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:NONCOMBUSTIBLE AND NOT EXPLOSIVE.
Spill Release Procedures:IF SPILLED, USE DUSTLESS METHODS (VACUUM) AND
PLACE INTO CLOSABLE CONTAINER FOR DISPOSAL OR USE IF NOT
CONTAMINATED OR WET. UES ADEQUATE VENTILATION.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.
====================== Handling and Storage ======================
Handling and Storage Precautions:PRECAUTIONS MUST BE OBSERVED BECAUSE
BURNS OCCUR WITH LITTLE WARNING--LITTLE HEAT IS SENSED.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.
Respiratory Protection:IN DUSTY ENVIRONMENTS, THE USE OF AN OSHA, MSHA
OR NIOSH APPROVED RESPIRATOR AND TIGHT FITTING GOGGLES IS
RECOMMENDED.
Ventilation:LOCAL EXHAUST CAN BE USED, IF NECESSARY, TO CONTROL
AIRBORNE DUST LEVELS.
Protective Gloves:BARRIER CREAMS/IMPERVIOUS GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:EYE WASH FOUNTAIN & DELUGE SHOWER WHICH MEET
ANSI DESIGN CRITERIA . BOOTS & CLTHG TO PROTECT THE SKIN FROM
CNTCT.
Work Hygienic Practices:WORKERS SHOULD SHOWER WITH SOAP AND WATER.
Supplemental Safety and Health
EXPLAN OF CARCIN: ON CARCINOGENS, 1991: ANTICIPATED TO BE CARCINOGEN.
EFTS OF OVEREXP: DOWN TO THE RESPIRABLE SIZE RANGE DURING SHIPPING,
HANDLING, OR USE, AND THUS MAY BE INHALED.
Solubility in Water:SLIGHT
Appearance and Odor:GRAY COLORED WITH NO ODOR
================= Stability and Reactivity Data =================
Stability Indicator/Materials to Avoid:YES
FLUORINE, CHLORINE TRIFLUORIDE, MANGANESE TRIOXIDE AND OXYGEN
DIFLUORIDE MAY CAUSE FIRES.
Stability Condition to Avoid:KEEP DRY UNTIL USED TO PRESERVE PRODUCT
UTILITY.
Hazardous Decomposition Products:NOT INCOMPAT W/MOST OTHER MATLS, BUT
SILICA WILL DISSOLVE IN HYDROFLUORIC ACID & PRDCE CORR GAS-SILICON
TETRAFLUROIDE.
Waste Disposal Methods:CAN BE TREATED AS A COMMON WASTE FOR DISPOSAL IN
ACCORDANCE WITH FEDERAL, STATE AND LOCAL REGULATIONS.
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.