Product ID:DIATOMACEOUS EARTH
MSDS Date:04/06/1989
FSC:9390
NIIN:00N022030
MSDS Number: BLTNH

MALLINCKRODT INC

PARIS, KY 40361
US

Emergency Phone: 314-982-5000

Info Phone: 314-982-5000

Cage: 62910

MALLINCKRODT SPECIALTY CHEMICALS CO

PHILLIPSBURG, NJ 08865 US

Telephone: 908-859-2151

Cage: 62910

AMORPHOUS SILICA GEL

CAS: 112926-00-8

OSHA PEL 6 MG/M3

ACGIH TLV: 10 MG/M3

SILICA, CRYSTALLINE-CHRISTOBALITE; (CRYSTALLINE SILICA)

CAS: 14464-46-1

RTECS: VV7325000

Fraction By Weight: 0-2%

OSHA PEL SEE TABLE Z3

ACGIH TLV: 0.05 MG/M3 RDUST9293

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:YES OSHA:NO
Health Hazards Acute and Chronic:INHAL: INHAL OF LARGE AMTS OF DUST MAY
CAUSE DRYNESS & IRRIT TO MUCOUS MEMB, NOSE AND THROAT. SYMPTOMS MAY
INCLUDE COUGHING, SORE THROAT, DYSPNEA, WHEEZING, AND NON-SPECIFIC
CHEST ILLNESSES. INGEST: N O ADVERSE EFFECTS EXPECTED. SKIN: NO
ADVERSE EFFECTS EXPECTED. EYE: NO ADVERSE EFFECTS EXPECTED BUT(SEE
EFTS OF OVEREXP)
Explanation of Carcinogenicity:CRYSTALLINE SILICA: GROUP 2A
(IARC).PROBABLY CARCINOGENIC TO HUMANS.
Effects of Overexposure:HLTH HAZ: DUST MAY CAUSE MECHANICAL IRRITATION.
(CHRONIC) CHRONIC INHALATION OF DUST CAN PRODUCE SILICOSIS, A
DISEASE OF THE LUNGS. CARDIOPULMONARY IMPAIRMENT MAY OCCUR.
Medical Cond Aggravated by Exposure:NO INFORMATION FOUND.

First Aid:INHAL: REMOVE TO FRESH AIR. GET MD FOR ANY BREATHING
DIFFICULTY. INGEST: GIVE SEVERAL GLASSES OF WATER TO DRINK TO
DILUTE. IF LRG AMTS WERE SWALLOWED, GET MD. SKIN: WASH EXPSD AREA
WITH SOAP & WATER. GET MD IF IRRITATION DEVELOPS. EYE: WASH
THOROUGHLY WITH RUNNING WATER. GET MD IF IRRITATION DEVELOPS.

Extinguishing Media:USE ANY MEANS SUITABLE FOR EXTINGUISHING
SURROUNDING FIRE.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:NOT CONSIDERED TO BE A FIRE OR AN
EXPLOSION HAZARD.

Spill Release Procedures:VENT AREA OF LEAK OR SPILL. CLEAN-UP PERSONNEL
MAY REQUIRE RESPIRATORY PROTECTION FROM DUST. SWEEP UP AND
CONTAINERIZE FOR RECLAMATION OR DISPOSAL. VACUUMING OR WET SWEEPING
MAY BE USED TO AVOID DUST DISPERSAL.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:KEEP IN A TIGHTLY CLOSED CONTAINER,
STORE IN A COOL, DRY, VENTILATED AREA. PROTECT AGAINST PHYSICAL
DAMAGE.
Other Precautions:CONTACT LENSES SHOULD NOT BE WORN WHEN WORKING WITH
THIS MATERIAL.

Respiratory Protection:IF THE TLV IS EXCEEDED, A NIOSH/MSHA APPROVED
DUST/MIST RESPIRATOR MAY BE WORN UP TO TEN TIMES THE TLV. CONSULT
RESPIRATOR SUPPLIER FOR DETAILS.
Ventilation:A SYSTEM OF LOCAL AND/OR GENERAL EXHST IS REC TO KEEP
EMPLOYEE EXPOS Protective Gloves:NONE REQUIRED.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:MAINTAIN EYEWASH FOUNTAIN AND QUICK-DRENCH
FACILITIES IN WORK AREA.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
VENT: IS GENERALLY PREFERRED BECAUSE IT CAN CONTROL THE EMISSIONS OF
THE CONTAMINANT AT ITS SOURCE, PREVENTING DISPERSION OF IT INTO THE
GENERAL WORK AREA. PLEASE REFER TO THE ACGIH DOCUMENT, "INDUSTR IAL
VENTILATION, A MANUAL OF RECOMMENDED PRACTICES", MOST RECENT
EDITION, FOR DETAILS.

HCC:N1
Boiling Pt:B.P. Text:4050F,2232C
Melt/Freeze Pt:M.P/F.P Text:3110F,1710C
Spec Gravity:2.2
Solubility in Water:LESS THAN 2%
Appearance and Odor:BUFF TO OFF-WHITE GRANULES WITH NO ODOR.

Stability Indicator/Materials to Avoid:YES
HYDROGEN FLUORIDE, HYDROGENATED VEGETABLE OILS, XENON HEXAFLUORIDE,
OXYGEN DIFLUORIDE & CHLORINE TRIFLUORIDE.
Stability Condition to Avoid:SUBSTANCE CAN EXPLODE WHEN WET AND HEATED
WITH MAGNESIUM.
Hazardous Decomposition Products:NO INFORMATION FOUND.

Waste Disposal Methods:WHATEVER CANNOT BE SAVED FOR RECLAMATION MAY BE
DELIVERED TO AN APPROVED WASTE DISPOSAL FACILITY. ENSURE COMPLIANCE
WITH LOCAL, STATE AND FEDERAL 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.