Product ID:CRYSTALLINE SILICA (QUARTZ)
MSDS Date:03/15/1988
FSC:8010
NIIN:00N052091
MSDS Number: BVLQS

STEELCOTE MFG CO

ONE STEELCOTE SQUARE
ST LOUIS, MO 63103
US

Emergency Phone: 314-771-8053

Info Phone: 314-771-8053

Cage: DO668

STEELCOTE MFG CO

ST. LOUIS,, MO 63103 US

Telephone: (314) 771-8053

Cage: DO668

SILICA, CRYSTALLINE - QUARTZ

CAS: 14808-60-7

RTECS: VV7330000

OSHA PEL 10 MG/M3 RDUST

ACGIH TLV: 0.1 MG/M3 RDUST

MAINTAIN, CLEAN & FIT TEST RESP I/A/W OSHA

RTECS: 9999999ZZ

OR VACUUM CLOTHING WHICH HAS BECOME DUSTY. RECOMMEND

RTECS: 9999999ZZ

MUST BE USED.

RTECS: 9999999ZZ

HIGH EFFICIENCY PARTICULATE

RTECS: 9999999ZZ

FACEPIECE, HELMET/HOOD. ANY SCBA W/FULL FACEPIECE.

RTECS: 9999999ZZ

EFFICIENCY PARTICULATE FILTER. TYPE C SUPPLIED-AIR

RTECS: 9999999ZZ

CONTINUOUS-FLOW MODE. GREATER THAN 500 X PEL/ENTRY &

RTECS: 9999999ZZ

OPERATED IN PRESS-DEMAND/OTHER POS PRESS MODE.

RTECS: 9999999ZZ

W/FULL FACEPIECE OPERATED IN PRESS-DEMAND/OTHER POS

RTECS: 9999999ZZ

IN PRESS-DEMAND/OTHER POS PRESS MODE. ABRASIVE

RTECS: 9999999ZZ

HOOD/HELMET, OPERATED IN POS-PRESS MODE. (SEE 29

RTECS: 9999999ZZ

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:PROLONGED EXPOSURE TO RESPIRABLE
CRYSTALLINE QUARTZ MAY CAUSE DELAYED (CHRONIC) LUNG INJURY
(SILICOSIS). ACUTE OR RAPIDLY DEVELOPING SILICOSIS MAY OCCUR IN A
SHORT PERIOD OF TIME IN HEAVY EXPOSURE IN CERTAIN OCCUPATIONS SUCH
AS SANDBLASTERS. SILICOSIS IS A FORM OF DISABLING PULMONARY
FIBROSIS WHICH (EFTS OF OVEREXP)
Explanation of Carcinogenicity:SILICA, CRYSTALLINE-QUARTZ: IARC
MONOGRAPHS, SUPPLEMENT, VOL 7, PG 341, 1987:GRP 2A. NTP 6TH ANNUAL
REPORT ON (SUPDAT)
Effects of Overexposure:HLTH HAZ: CAN BE PROGRESSIVE & MAY LEAD TO
DEATH. SYMPTOMS INCLUDE BREATHLESSNESS, WHEEZING, COUGH AND SPUTUM
PRODUCTION.
Medical Cond Aggravated by Exposure:PULM FUNC MAY BE REDUCED BY INHAL
OF RESPIRABLE CRYSTALLINE SILICA. ALSO LUNG SCARRING PRDCED BY SUCH
INHAL MAY LEAD TO PROGRESSIVE MASSIVE FIBROSIS OF LUNG WHICH MAY
AGGRAVATE OTHER PULM (SUPDAT)

First Aid:INGEST: CALL MD IMMEDIATELY . SKIN: FLUSH W/COPIOUS AMOUNTS
OF WATER. CALL MD . EYES: FOR SAND IN EYES, WASH IMMEDIATELY WITH
WATER. IF IRRITATION PERSISTS, SEEK MEDICAL ATTENTION. INHAL:
REMOVE PERSON IMMEDIATELY TO FRESH AIR,GIVE ARTIFICIAL RESPIRATION
AS NEEDED. SEEK MEDICAL ATTENTION AS NEEDED.

Flash Point:NON-FLAMMABLE
Lower Limits:NONE
Upper Limits:NONE
Extinguishing Media:SAND MAY BE USED AS EXTINGUISHING MEDIA.
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA AND FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:CRYSTALLINE SILICA IS NEITHER A FIRE NOR
AN EXPLOSION HAZARD. CRYSTALLINE SILICA MAY BE USED TO PUT OUT
CLASS A AND B FIRES.

Spill Release Procedures:USE DUSTLESS METHODS (VACUUM) & PLACE INTO
CLOSABLE CONTAINER FOR DISPOSAL OR FLUSH WITH WATER. DO NOT DRY
SWEEP. WEAR PROTECTIVE EQUIPMENT.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:AVOID BREAKAGE OF BAGGED MATERIAL OR
SPILLS OF BULK MATERIAL.
Other Precautions:USE DUSTLESS SYS FOR HNDLG, STORAGE & CLEAN UP SO
THAT AIRBORNE DUST DOES NOT EXCEED PEL. USE ADEQ VENT & DUST
COLLECTION. PRACTICE GOOD HOUSEKEEPING. DO NOT PERMIT DUST TO
COLLECT ON WALLS,FLOORS, SI LLS, LEDGES, MACHINERY OR EQUIP. (ING
2)

Respiratory Protection:ONLY NIOSH/MSHA APPRVD RESP EQUIP SHOULD BE
USED. 5 X PEL/LESS:ANY DUST RESP. 10 X PEL/LESS:ANY DUST RESP,
EXCEPT SINGLE-USE/QUARTER-MASK RESP. ANY FUME RESP/HIGH EFFICIENCY
PARTICULATE FILTER RESP. A NY SUPPLIED-AIR RESP. ANY SCBA. (ING 5)
Ventilation:USE SUFFICIENT LOCAL EXHAUST TO REDUCE LEVEL OF RESPIRABLE
CRYSTALLINE SILICA TO PEL.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:SAFETY GLASSES.
Other Protective Equipment:OPTIONAL
Work Hygienic Practices:AVOID CREATING & BREATHING DUST.
Supplemental Safety and Health
MATL TO AVOID: MAY CAUSE FIRES. EXPLAN OF CARCIN: CARCINS, 1991:ANTIC
TO BE CARCIN. MED CNDTNS: CNDTNS & DISEASES & WHICH INCREASES
SUSCEPTIBILITY TO PULM TUBERCULOSIS. PROGRESSIVE MASSIVE FIBROSIS
MA Y BE ACCOMPANIED BY RIGHT HEART ENLARGEMENT, HEART FAILURE &
PULM FAILURE. SMKNG AGGRAVATES EFTS OF EXPOSURE.

Boiling Pt:B.P. Text:4046F,2230C
Melt/Freeze Pt:M.P/F.P Text:3050F,1677C
Vapor Pres:NONE
Vapor Density:NONE
Spec Gravity:2.65 (H*2O=1)
Evaporation Rate & Reference:NONE
Solubility in Water:INSOLUBLE.
Appearance and Odor:WHITE OR TAN SAND, GRANULAR, CRUSHED OR GROUND; NO
ODOR OR TASTE.

Stability Indicator/Materials to Avoid:YES
CNTCT W/POWERFUL OXIDIZING AGENTS SUCH AS FLUORINE, CHLORINE
TRIFLUORIDE, MANGANESE TRIOXIDE, OXYGEN DIFLUORIDE (SUPDAT)
Stability Condition to Avoid:NONE.
Hazardous Decomposition Products:SILICA WILL DISSOLVE IN HYDROFLUORIC
ACID AND PRODUCE A CORROSIVE GAS - SILICON TETRAFLUORIDE.

Waste Disposal Methods:DISPOSE 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.