Product ID:GRADE 806-LD
MSDS Date:06/01/1989
FSC:6850
NIIN:00N017306
MSDS Number: BLCGS

W R GRACE & CO.

BALTIMORE, MD 21203
US

Emergency Phone: 301-659-9058, 301-874-2009

Info Phone: 301-659-9000

Cage: 16210

W R GRACE & CO. DAVISON CHEMICAL DIVISION

2117 BALTIMORE, MD 21202-1630 US

Telephone: 410-659-9000

Cage: 16210

SILICA GEL

CAS: 63231-67-4

RTECS: VV7340000

Fraction By Weight: 5-40%

OSHA PEL 6 MG/M3

ACGIH TLV: 10 MG/M3 (TDUST)

POTASSIUM SODIUM ALUMINOSILICATE (MOLECULAR SIEVES), RTECS

CAS: 12736-96-8

Fraction By Weight: 45-80%

KAOLIN

CAS: 1332-58-7

RTECS: GF1670500

Fraction By Weight: 10-25%

OSHA PEL 15 MG/M3 TDUST

ACGIH TLV: 2 MG/M3 TDUST; 9293

SILICA, CRYSTALLINE - QUARTZ

CAS: 14808-60-7

RTECS: VV7330000

Fraction By Weight: 1.1-2.5%

OSHA PEL SEE TABLE Z3

ACGIH TLV: 0.1 MG/M3 RDUST;9293

LD50 LC50 Mixture:LD50:ORAL(RAT)EST >31,600 MG/KG
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:YES OSHA:NO
Health Hazards Acute and Chronic:AVOID PRLNG BRTHG OF DUST/CNTCT
W/SKIN. DRYING ACTION OF MATL CAN CAUSE IRRIT OF MUC MEMB OF
NOSE/THROAT/SKIN IRRIT. MOLECULAR SIEVES ARE SYNTH ALUMINOSILICATES
OTHERWISE KNOWN AS SYNTH ZEOLITES NOT T O BE CONFUSED W/NATRL
ZIOLITES. THEY ARE NON-FIBROUS. ALL STUDIES TO DATE HAVE INDICATED
THAT NON- (SEE EFTS OF OVEREXP)
Explanation of Carcinogenicity:CRYSTALLINE SILICA:CLASS 2A (IARC)
Effects of Overexposure:HLTH HAZ:FIBROUS SYNTH ZEOLITES DO NOT CAUSE
SIGNIFICANT HLTH PROB. IN ACTIVATED FORM, MOLECULAR SIEVES ACT AS
DESICCANT & CAN CAUSE DRYING IRRIT OF MUC MEMB & SKIN IN CASES OF
SEV EXPOS. QUARTZ CAN C AUSE CANCER, SILICOSIS/OTHER FIBROTIC LUNG
DISEASE W/PRLNG EXPOS. SILICA GEL HAS LOW POTNTL FOR ADVERSE HLTH
(SUPP DATA)
Medical Cond Aggravated by Exposure:NO MED CONDITIONS ABNORMALLY
AGGRAVATED BY EXPOSURE.

First Aid:EYES:IMMED WASH W/LARGE AMTS OF WATER FOR AT LEAST 15 MIN,
OCCASNLY LIFTING UPPER & LOWER EYELIDS. IF IRRIT OCCURS & PERSISTS,
CALL MD. SKIN:WASH W/SOAP & WATER. INGEST:MATERIAL WILL PASS
THROUGH BODY NORMALLY. INHAL:REMOVE TO FRESH AIR.

Flash Point:NON-FLAMMABLE
Extinguishing Media:NONE SPECIFIED BY MANUFACTURER.
Fire Fighting Procedures:NONE SPECIFIED BY MANUFACTURER.
Unusual Fire/Explosion Hazard:NONE SPECIFIED BY MANUFACTURER.

Spill Release Procedures:VACUUM OR SWEEP UP OR FLUSH TO SEWER TREATED
FOR SUSPENDED SOLIDS REMOVAL. NOT KNOWN TO HAVE ANY ADVERSE AFFECTS
ON AQUATIC ENVIR. INSOLUBLE & NON-TOXIC.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:KEEP CNTNRS TIGHTLY SEALED TO PROTECT
PRODUCT QUALITY. WHEN POURING INTO CNTNR OF FLAMM LIQ, GROUND BOTH
CNTNRS ELECTRICALLY TO PVNT STATIC ELEC SPK.
Other Precautions:WILL RELS HEAT WHEN ABSORBING H*20. IF LG QTY OF
SIEVE QUICKLY ABSORBS EQUILIBRIUM AMT OF H*20, SIEVES CAN BECOME
HOT ENOUGH TO CAUSE THERM BURNS OF SKIN. AVOID CNTCT UNDER THESE
CNDTNS. MALFUNC OF E QUIP CAN PROPEL BEADS W/ENOUGH (SUPDAT)

Respiratory Protection:USE APPROVED NIOSH/MSHA DUST MASK IF DUSTY
CONDITIONS PREVAIL.
Ventilation:NONE SPECIFIED BY MANUFACTURER.
Protective Gloves:CLOSE-WEAVE COTTON GLOVES, (SEE SUP DAT)
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:LONG SLEEVES. EMER EYEWASH & DELUGE SHOWER .
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
EFTS OF OVEREXP:EFTS. CAN ALSO ACT AS DESICCANT. OTHER PREC:VELOCITY TO
PENETRATE SKIN. MAKE SURE TRANS SYS & RECEIVING VESSELS ARE
PROPERLY GROUNDED. PROT GLOVES:W/TIGHT-FITTING WRISTLETS.

HCC:N1
Spec Gravity:2.1
pH:10.3
Solubility in Water:INSOLUBLE.
Appearance and Odor:MIX OF WHITE, GRAY OR TAN BEADS. NO ODOR.

Stability Indicator/Materials to Avoid:YES
REACTS W/HF. WILL REACT W/STRONG CAUSTIC OR ACID.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:NONE SPECIFIED BY MANUFACTURER.

Waste Disposal Methods:LANDFILL I/A/W LOCAL, STATE & FEDERAL REG. COVER
TO AVOID BLOWING OF DUST.

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.