Product ID:CROCIDOLITE
MSDS Date:10/09/1990
FSC:5330
NIIN:00N039467
MSDS Number: BRJDW

OCCUPATIONAL HEALTH SERVICES INC

11 WEST 42ND ST 12TH FLOOR
NEW YORK, NY 10036
US

Emergency Phone: 615-366-2000

Info Phone: 800-445-6737;212-789-3535

Cage: DO501

OCCUPATIONAL HEALTH SERVICES INC

NEW YORK, NY 10036 US

Telephone: 212-789-3535

Cage: 0G9K0

OSHA REGULATED

RTECS: 9999999ZZ

TO NON-ASBESTOS EXPOSED, NON-SMOKERS. SOME STUDIES

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CANCER, & AN INCRD INCIDENCE OF OVARIAN CANCER MAY

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OF LIVER & MAMMARY GLANDS HAVE BEEN REPORTED IN

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FIBERS MAY PENETRATE SKIN & RSLT IN "ASBESTOS

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THESE USUALLY OCCUR ON THE HANDS & FOREARMS. THESE

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SIGNIFICANCE. THEY DISAPPEAR ON REMOVAL OF FIBERS.

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IRRIT

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MAY CAUSE GI

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BE INVOLVED IN CANCERS OF THE BUCCAL CAVITY &

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OF ASBESTOS-CONTAM RICE HAS BEEN SUGGESTED AS THE

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AMTS OF H*2O/NORMAL SALINE, OCCSNLY LIFTING

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TREAT SYMPTOMATICALLY & SUPPORTIVELY.GET MED ATTN

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ASBESTOS FIBERS IN EXCESS OF EXPOSURE LIMITS

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IMPERMEABLE BAGS, OR OTHER CLOSED, IMPERMEABLE

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ASBESTOS, CROCIDOLITE

CAS: 12001-28-4

RTECS: CI6479000

OSHA PEL 0.2 FIBERS/CC

ACGIH TLV: 0.2 FIBERS/CC

BEEN REPORTED. SECONDARY LUNG INFECTIONS MAY

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LUNG DENSITY, PLEURAL PLAQUES, & PLEURAL

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LEUKOCYTOSIS HAS OCCURRED IN ASBESTOS-EXPOSED WORKERS

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FROM ASBESTOSIS MAY BE DUE TO RESP/CARDIAC FAILURE.

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MESOTHLIOMAS, BRONCHOGENIC CARCINOMA, LUNG CANCER,

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& RECTUM & ALSO CANCER OF THE LARYNX. MESOTHELIAL

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COUGH, SWELLING, WT LOSS, FATIGUE, A CHARAC STOOP,

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& INANITION. LATENT PERIOD FOR MESOTHELIOMA IS 3.5-40

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OF LUNG CANCER & PULM FIBROSIS IS INCRD (POSS BY 15

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LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:YES
Health Hazards Acute and Chronic:INHAL:ACUTE: DUST MAY BE IRRIT,
PRODUCING A SEVERE COUGH & CHEST PAIN. STUDIES IN RATS INDICATE
THAT LUNG TUMORS OR MESOTHELIOMAS HAVE OCCURED W/EXPOSURE AS SHORT
AS ONE DAY. CHRONIC: RPTD/PRLNGD EXPO S MAY CAUSE ASBESTOSIS, AN
INTERSTITIALFIBROSIS OF LUNG TISSUE WHICH MAY DEVELOP FULLY WITHIN
4-9 (EFTS OF OVEREXP)
Explanation of Carcinogenicity:CROCIDOLITE:KNOWN CARCINOGEN (NTP),NTP
6;TH ANN RPT ON CARCINOGENS(SUMMARY)1991:GROUP 1(IARC)IARC
MONOGRAPHS(ING.25)
Effects of Overexposure:HLTH HAZ:YEARS, BUT ONSET IS TYPICALLY DELAYED
20-40 YRS AFTER FIRST EXPOSURE. FATAL EXPOS MAY BE AS BRIEF AS 3
MONTHS DURING CHILDHOOD. THE INITIAL SYMPTOM IS A PROGRESSIVE
EXERTIONAL DYSPNEA, FOLLOW ED BY A DRY COUGH & EXPECTORATION, CHEST
PAIN, DECREASED VITAL CAPACITY, TACHYPNEA, PERSISTENT DRY RALES,
(SUPP DATA)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:INHAL:REMOVE FROM EXPOSURE AREA TO FRESH AIR IMMED. IF BRTHG
HAS STOPPED, PERFORM ARTF RESP. KEEP PERSON WARM & AT REST. TREAT
SYMPTOMATICALLY & SUPPORTIVELY. GET MED ATTN IMMED. SKIN: REMOVE
CONTAM C LTHG & SHOES IMMED. WASH AFFECTED AREA W/SOAP AND MILD
DETERGENT AND LARGE AMTS OF WATER UNTIL NO EVIDENCE OF CHEMICAL
REMAINS (APPROX 15-20 MIN). GET MED ATTN IMMED. EYE: WASH IMMED
W/LARGE (ING 21)

Extinguishing Media:DRY CHEM, CARBON DIOXIDE, WATER SPRAY OR REGULAR
FOAM. LRG FIRES: WATER SPRAY, FOG OR REGULAR FOAM.
Fire Fighting Procedures:MOVE CNTNR FROM FIRE AREA IF YOU CAN DO IT
WITHOUT RISK. DO NOT SCATTER SPILLED MATERIAL W/HIGH-PRESSURE WATER
STREAMS. DIKE FIRE-CONTROL WATER FOR (SUPP DATA)
Unusual Fire/Explosion Hazard:NONE SPECIFIED BY MANUFACTURER.

Spill Release Procedures:OCCUP SPILL: ADEQ WET/MIX WITH WATER TO FORM A
SLURRY. SEAL MATL IN A LEAK-TIGHT CONTAINER WHILE WET. LABEL
CONTAINERS AS SPECIFIED IN 20 CF 1910.1001.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE AWAY FROM INCOMPATIBLE
SUBSTANCES.
Other Precautions:ASBESTOS WASTE, SCRAP, DEBRIS, BAGS, CNTNRS, EQUIP, &
ASBESTOS-CONTAM CLTHG, CONSIGNED FOR DISP, WHICH MAY PRODUCE IN ANY
REASONABLY FORESEEABLE USE, HNDLG, STORAGE, PROCESSING, DISPOSAL,
OR TRANSPORT ATION AIRBORNE CONCS OF (ING 23)

Respiratory Protection:THE SPECIFIC RESP SELECTED MUST BE BASED ON
CONTAM LEVELS FOUND IN THE WORK PLACE, MUST NOT EXCEED THE WORKING
LIMITS OF THE RESP & BE NIOSH/MSHA APPROVED. FOR MORE SPECIFIC
RESPIRATOR INFORMATION CON TACT NEHC .
Ventilation:PROVIDE LOC EXHST/PROCESS ENCLOSURE VENT TO MEET PUBLISHED
EXPOSURE LIMITS I/A/W 29 CFR 1910.1001(F) & 1926.58(G).
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:EMERGENCY EYEWASH.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
FIRE FIGHT PROC:LATER DISP (1990 EMER RESPONSE GUIDEBOOK, DOT P 5800.5,
GUIDE PAGE 31). USE AGENTS SUITABLE FOR TYPE OF SURROUNDING FIRE.
AVOID BRTHG HAZ VAPS, KEEP UPWIND. EFTS OF OVEREXP:CYANOSIS, A
NOREXIA, MALAISE, WEAKNESS, BACKACHE, WT LOSS, & COR PULONALE. IN
SOME CASES CLUBBING OF THE FINGERS & TOES HAS (ING 2)

Spec Gravity:3.2-3.3
Solubility in Water:INSOLUBLE
Appearance and Odor:ODORLESS, LAVENDER TO BLUE COLOR FIBERS.

Stability Indicator/Materials to Avoid:YES
CROCIDOLITE: ACIDS (STRONG): MAY BE ATTACKED. BASES (STRONG): MAY BE
ATTACKED.
Stability Condition to Avoid:PREVENT DISPERSION OF DUST IN AIR.
Hazardous Decomposition Products:THERMAL DECOMPOSITION MAY RELEASE
ACRID SMOKE AND IRRITATING FUMES.

Waste Disposal Methods:OBSERVE ALL FEDERAL, STATE & LOCAL REGULATIONS
WHEN STORING OR DISPOSING OF THIS SUBSTANCE. FOR ASSISTANCE,
CONTACT THE DISTRICT DIRECTOR OF THE ENVIRONMENTAL PROTECTION
AGENCY.

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.