*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : CI6478500
CHEMICAL NAME           : Asbestos, chrysotile
CAS REGISTRY NUMBER     : 12001-29-5
OTHER CAS REGISTRY NOS. : 61076-97-9
LAST UPDATED            : 199712
DATA ITEMS CITED        : 83
COMPOUND DESCRIPTOR     : Tumorigen
                          Mutagen
                          Human
                          Natural Product
SYNONYMS/TRADE NAMES :
   * 7-45 Asbestos
   * Asbestos
   * Avibest C
   * Calidria RG 100
   * Calidria RG 144
   * Calidria RG 600
   * Cassiar AK
   * Chrysotile asbestos
   * Chrysotile asbestos
   * Hooker No. 1 chrysotile asbestos
   * K6-30
   * Metaxite
   * NCI C61223A
   * Plastibest 20
   * 5R04
   * RG 600
   * Serpentine chrysotile
   * Sylodex
   * White asbestos
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Human
DOSE/DURATION           : 2.8 fb/cc/5Y
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - fibrosis, focal (pneumoconiosis)
   Lungs, Thorax, or Respiration - cough
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   ENVRAL Environmental Research.  (Academic Press, Inc., 1 E. First St.,
   Duluth, MN 55802) V.1-    1967-  Volume(issue)/page/year: 23,292,1980
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 300 mg/kg
TOXIC EFFECTS :
   Behavioral - changes in motor activity (specific assay)
   Gastrointestinal - hypermotility, diarrhea
   Gastrointestinal - peritonitis
REFERENCE :
   AJPAA4 American Journal of Pathology.  (Lippincott/Harper, Journal
   Fulfillment Dept., 2350 Virginia Ave., Hagerstown, MD 21740)  V.1-    1925-
   Volume(issue)/page/year: 70,291,1973
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 10867 mg/kg/78W-C
TOXIC EFFECTS :
   Gastrointestinal - other changes
   Kidney, Ureter, Bladder - other changes in urine composition
   Biochemical - Metabolism (Intermediary) - other carbohydrates
REFERENCE :
   TOLED5 Toxicology Letters.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1977-  Volume(issue)/page/year: 39,205,1987
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 8210 ug/m3/6H/20D-I
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - fibrosis (interstitial)
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   137,67,1996
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - hamster
DOSE/DURATION           : 30 mg/m3/6H/78W-I
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - fibrosis (interstitial)
   Lungs, Thorax, or Respiration - changes in lung weight
REFERENCE :
   INHTE5 Inhalation Toxicology.  (Hemisphere Publishing Corp., c/o Taylor &
   Francis Inc., 1900 Frost Rd., Suite 101, Bristol, PA 19007)  V.1-    1989-
   Volume(issue)/page/year: 7,503,1995
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Human - man
DOSE/DURATION           : 400 mppcf/1Y-C
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - fibrosis, focal (pneumoconiosis)
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   AEHLAU Archives of Environmental Health.  (Heldref Pub., 4000 Albemarle St.,
   NW, Washington, DC 20016)  V.1-    1960-  Volume(issue)/page/year:
   28,61,1974
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 7100 mg/kg/39W-C
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Liver - tumors
   Kidney, Ureter, Bladder - Kidney tumors
REFERENCE :
   ARGEAR Archiv fuer Geschwulstforschung.  (VEB Verlag Volk und Gesundheit
   Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.)  V.1-    1949-
   Volume(issue)/page/year: 46,437,1976
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 11 mg/m3/26W-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   BJCAAI British Journal of Cancer.  (Macmillan Press Ltd., Houndmills,
   Basingstoke, Hants. RG21 2XS, UK)  V.1-    1947-  Volume(issue)/page/year:
   29,252,1974
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 9 mg/kg
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Tumorigenic - tumors at site of application
REFERENCE :
   ZHPMAT Zentralblatt fuer Bakteriologie, Parasitenkunde,
   Infektionskrankheiten und Hygiene, Abteilung 1: Originale, Reihe B: Hygiene,
   Krankenhaushygiene, Betriebshygiene, Praeventive Medizin. (Stuttgart, Fed.
   Rep. Ger.)  V.155-169, 1971-1979.  For publisher information, see ZAOMDC. 
   Volume(issue)/page/year: 162,467,1976
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intrapleural
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 100 mg/kg
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   BJCAAI British Journal of Cancer.  (Macmillan Press Ltd., Houndmills,
   Basingstoke, Hants. RG21 2XS, UK)  V.1-    1947-  Volume(issue)/page/year:
   23,567,1969
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intrapleural
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 300 mg/kg/12W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   VOONAW Voprosy Onkologii.  Problems of Oncology.  For English translation,
   see PONCAU. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-10,
   1928-37; V.1-    1955-  Volume(issue)/page/year: 20(4),47,1974
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intratracheal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 13 mg/kg
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Lungs, Thorax, or Respiration - bronchiogenic carcinoma
REFERENCE :
   ENVRAL Environmental Research.  (Academic Press, Inc., 1 E. First St.,
   Duluth, MN 55802) V.1-    1967-  Volume(issue)/page/year: 21,63,1980
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Implant
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 200 mg/kg
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Tumorigenic - tumors at site of application
REFERENCE :
   IARCCD IARC Scientific Publications.  (Geneva, Switzerland)  No.1-26,
   1971-78.  For publisher information, see IAPUDO.  Volume(issue)/page/year:
   8,289,1973
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 80 mg/kg
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Tumorigenic - tumors at site of application
REFERENCE :
   ENVRAL Environmental Research.  (Academic Press, Inc., 1 E. First St.,
   Duluth, MN 55802) V.1-    1967-  Volume(issue)/page/year: 35,277,1984
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 2400 mg/kg/13W-I
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Tumorigenic - tumors at site of application
REFERENCE :
   FCTXAV Food and Cosmetics Toxicology.  (London, UK)  V.1-19, 1963-81.  For
   publisher information, see FCTOD7.  Volume(issue)/page/year: 6,566,1968
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intratracheal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 200 mg/kg
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   PAACA3 Proceedings of the American Association for Cancer Research. (Waverly
   Press, 428 E. Preston St., Baltimore, MD 21202)  V.1-    1954-
   Volume(issue)/page/year: 15,6,1974
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 25 mg/kg
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Gastrointestinal - other changes
REFERENCE :
   IAPUDO IARC Publications.  (WHO Publications Centre USA, 49 Sheridan Ave.,
   Albany, NY 12210) No.27-    1979-  Volume(issue)/page/year: 30,337,1980
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - hamster
DOSE/DURATION           : 23 mg/m3/7H/47W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Endocrine - adrenal cortex tumors
REFERENCE :
   ENVRAL Environmental Research.  (Academic Press, Inc., 1 E. First St.,
   Duluth, MN 55802) V.1-    1967-  Volume(issue)/page/year: 10,368,1975
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - hamster
DOSE/DURATION           : 200 mg/kg
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Gastrointestinal - other changes
REFERENCE :
   IAPUDO IARC Publications.  (WHO Publications Centre USA, 49 Sheridan Ave.,
   Albany, NY 12210) No.27-    1979-  Volume(issue)/page/year: 30,337,1980
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Multiple routes
SPECIES OBSERVED        : Rodent - hamster
DOSE/DURATION           : 240 gm/kg/35W-C
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Tumorigenic - facilitates action of known carcinogen
REFERENCE :
   ANYAA9 Annals of the New York Academy of Sciences.  (New York Academy of
   Sciences, 2 E. 63rd St., New York, NY 10021)  V.1-    1877-
   Volume(issue)/page/year: 132,456,1965
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Intrapleural
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 90 mg/kg
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Tumorigenic - tumors at site of application
REFERENCE :
   JSOMBS Journal of the Society of Occupational Medicine.  (John Wright &
   Sons, Ltd., Techno House, Redcliffe Way, Bristol BS1 6NX, UK)  V.23- 1973- 
   Volume(issue)/page/year: 29,20,1979
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 90 mg/kg
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Tumorigenic - tumors at site of application
REFERENCE :
   ENVRAL Environmental Research.  (Academic Press, Inc., 1 E. First St.,
   Duluth, MN 55802) V.1-    1967-  Volume(issue)/page/year: 4,496,1971
 
TYPE OF TEST            : TC - Toxic concentration (other than lowest)
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 12 mg/m3/13W-I
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   RRCRBU Recent Results in Cancer Research.  (Springer-Verlag New York, Inc.,
   Service Center, 44 Hartz Way, Secaucus, NJ 07094)  V.1-    1965-
   Volume(issue)/page/year: 39,37,1972
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 28 mg/kg
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Gastrointestinal - tumors
REFERENCE :
   NATWAY Naturwissenschaften.  (Springer-Verlag, Heidelberger Platz 3, D-1000
   Berlin 33, Fed. Rep. Ger.)  V.1-    1913-  Volume(issue)/page/year:
   59,318,1972
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Intrapleural
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 200 mg/kg
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Lungs, Thorax, or Respiration - bronchiogenic carcinoma
REFERENCE :
   JNCIAM Journal of the National Cancer Institute.  (Washington, DC)  V.1-60,
   1940-78.  For publisher information, see JJIND8.  Volume(issue)/page/year:
   48,797,1972
 
TYPE OF TEST            : TC - Toxic concentration (other than lowest)
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 10 mg/m3/52W-C
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   IAPUDO IARC Publications.  (WHO Publications Centre USA, 49 Sheridan Ave.,
   Albany, NY 12210) No.27-    1979-  Volume(issue)/page/year: 30,285,1980
 
TYPE OF TEST            : TC - Toxic concentration (other than lowest)
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 11 mg/m3/8H/26W-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   IAPUDO IARC Publications.  (WHO Publications Centre USA, 49 Sheridan Ave.,
   Albany, NY 12210) No.27-    1979-  Volume(issue)/page/year: 30,363,1980
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Intratracheal
SPECIES OBSERVED        : Rodent - hamster
DOSE/DURATION           : 48 mg/kg/6W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   IAPUDO IARC Publications.  (WHO Publications Centre USA, 49 Sheridan Ave.,
   Albany, NY 12210) No.27-    1979-  Volume(issue)/page/year: 30,305,1980
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 400 mg/kg
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Gastrointestinal - tumors
REFERENCE :
   ENVRAL Environmental Research.  (Academic Press, Inc., 1 E. First St.,
   Duluth, MN 55802) V.1-    1967-  Volume(issue)/page/year: 27,433,1982
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Intrapleural
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 120 mg/kg/2W-I
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Tumorigenic - tumors at site of application
REFERENCE :
   CALEDQ Cancer Letters (Shannon, Ireland).  (Elsevier Scientific Pub. Ireland
   Ltd., POB 85, Limerick, Ireland)  V.1-    1975- Volume(issue)/page/year:
   17,313,1983
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Sex chromosome loss and nondisjunction
ROUTE OF EXPOSURE       : Oral
TEST SYSTEM             : Insect - Drosophila melanogaster
DOSE/DURATION           : 5 gm/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 261,9,1991
 
TYPE OF TEST            : Unscheduled DNA synthesis
TEST SYSTEM             : Human Lung
DOSE/DURATION           : 10 mg/L
REFERENCE :
   JEPOEC Journal of Environmental Pathology, Toxicology and Oncology.
   (Chem-Orbital, POB 134, Park Forest, IL 60466)  V.5(4)-    1984-
   Volume(issue)/page/year: 6(5/6),169,1986
 
TYPE OF TEST            : Mutation test systems - not otherwise specified
TEST SYSTEM             : Human Fibroblast
DOSE/DURATION           : 10 mg/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 116,369,1983
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 10 mg/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 265,245,1992
 
TYPE OF TEST            : Morphological transformation
TEST SYSTEM             : Rodent - rat Cells - not otherwise specified
DOSE/DURATION           : 400 ng/cm2
REFERENCE :
   CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
   Southfield Road, Eynsham, Oxford OX8 1JJ, UK)  V.1-    1980-
   Volume(issue)/page/year: 6,523,1985
 
TYPE OF TEST            : Unscheduled DNA synthesis
TEST SYSTEM             : Rodent - rat Cells - not otherwise specified
DOSE/DURATION           : 4 ug/cm2
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 241,361,1990
 
TYPE OF TEST            : Mutation test systems - not otherwise specified
ROUTE OF EXPOSURE       : Intratracheal
TEST SYSTEM             : Rodent - rat
DOSE/DURATION           : 2900 gm/L
REFERENCE :
   ENVRAL Environmental Research.  (Academic Press, Inc., 1 E. First St.,
   Duluth, MN 55802) V.1-    1967-  Volume(issue)/page/year: 57,175,1992
 
TYPE OF TEST            : Cytogenetic analysis
ROUTE OF EXPOSURE       : Intraperitoneal
TEST SYSTEM             : Rodent - rat
DOSE/DURATION           : 100 mg/kg
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   48,6455,1988
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Rodent - rat Cells - not otherwise specified
DOSE/DURATION           : 2 mg/L
REFERENCE :
   NASGEJ NATO ASI Series, Series G: Ecological Sciences.  (Springer-Verlag New
   York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094)  No.1- 1983- 
   Volume(issue)/page/year: 3,511,1985
 
TYPE OF TEST            : Cytogenetic analysis
ROUTE OF EXPOSURE       : Intratracheal
TEST SYSTEM             : Rodent - rat
DOSE/DURATION           : 2900 gm/L
REFERENCE :
   ENVRAL Environmental Research.  (Academic Press, Inc., 1 E. First St.,
   Duluth, MN 55802) V.1-    1967-  Volume(issue)/page/year: 57,175,1992
 
TYPE OF TEST            : Sex chromosome loss and nondisjunction
ROUTE OF EXPOSURE       : Intraperitoneal
TEST SYSTEM             : Rodent - rat
DOSE/DURATION           : 100 mg/kg
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   48,6455,1988
 
TYPE OF TEST            : Morphological transformation
TEST SYSTEM             : Rodent - mouse Cells - not otherwise specified
DOSE/DURATION           : 10 mg/L
REFERENCE :
   CSHCAL Cold Spring Harbor Conferences on Cell Proliferation.  (Cold Spring
   Harbor, NY) V.1-10, 1974-83.  Volume(issue)/page/year: 4,941,1977
 
TYPE OF TEST            : Cytogenetic analysis
ROUTE OF EXPOSURE       : Intraperitoneal
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 50 mg/kg
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 319,303,1993
 
TYPE OF TEST            : Micronucleus test
TEST SYSTEM             : Rodent - hamster Embryo
DOSE/DURATION           : 500 ng/cm2/48H
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   44,5017,1984
 
TYPE OF TEST            : Micronucleus test
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 3297 ug/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 320,253,1994
 
TYPE OF TEST            : Morphological transformation
TEST SYSTEM             : Rodent - hamster Embryo
DOSE/DURATION           : 250 ng/cm2
REFERENCE :
   PAACA3 Proceedings of the American Association for Cancer Research. (Waverly
   Press, 428 E. Preston St., Baltimore, MD 21202)  V.1-    1954-
   Volume(issue)/page/year: 24,96,1983
 
TYPE OF TEST            : DNA inhibition
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 62 mg/L
REFERENCE :
   TIVIEQ Toxicology In Vitro.  (Pergamon Press Inc., Maxwell House, Fairview
   Park, Elmsford, NY 10523) V.1-   1987-  Volume(issue)/page/year: 1,71,1987
 
TYPE OF TEST            : Mutation test systems - not otherwise specified
TEST SYSTEM             : Rodent - hamster Embryo
DOSE/DURATION           : 1 mg/L
REFERENCE :
   ENVRAL Environmental Research.  (Academic Press, Inc., 1 E. First St.,
   Duluth, MN 55802) V.1-    1967-  Volume(issue)/page/year: 10,165,1975
 
TYPE OF TEST            : Mutation test systems - not otherwise specified
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 10 mg/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 116,369,1983
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 10 mg/L
REFERENCE :
   CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
   Southfield Road, Eynsham, Oxford OX8 1JJ, UK)  V.1-    1980-
   Volume(issue)/page/year: 8,553,1987
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Rodent - hamster Embryo
DOSE/DURATION           : 100 ug/L
REFERENCE :
   ENVRAL Environmental Research.  (Academic Press, Inc., 1 E. First St.,
   Duluth, MN 55802) V.1-    1967-  Volume(issue)/page/year: 10,165,1975
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 10 mg/L
REFERENCE :
   CSHCAL Cold Spring Harbor Conferences on Cell Proliferation.  (Cold Spring
   Harbor, NY) V.1-10, 1974-83.  Volume(issue)/page/year: 4,941,1977
 
TYPE OF TEST            : Sister chromatid exchange
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 100 ug/L
REFERENCE :
   ENVRAL Environmental Research.  (Academic Press, Inc., 1 E. First St.,
   Duluth, MN 55802) V.1-    1967-  Volume(issue)/page/year: 24,325,1981
 
TYPE OF TEST            : Sex chromosome loss and nondisjunction
TEST SYSTEM             : Rodent - hamster Embryo
DOSE/DURATION           : 500 ng/cm2/48H
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   44,5017,1984
 
TYPE OF TEST            : Sex chromosome loss and nondisjunction
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 40 mg/L
REFERENCE :
   CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
   Southfield Road, Eynsham, Oxford OX8 1JJ, UK)  V.1-    1980-
   Volume(issue)/page/year: 8,553,1987
 
TYPE OF TEST            : Mutation in mammalian somatic cells
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 10 mg/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 68,265,1979

                              *** REVIEWS ***
 
   ACGIH TLV-Confirmed human carcinogen
   DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
   (BEIs) booklet issues by American Conference of Governmental Industrial
   Hygienists (ACGIH), Cincinnati, OH, 1996  Volume(issue)/page/year:
   TLV/BEI,1997

   ACGIH TLV-STEL 2 fibers/cc, longer than 5 um
   DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
   (BEIs) booklet issues by American Conference of Governmental Industrial
   Hygienists (ACGIH), Cincinnati, OH, 1996  Volume(issue)/page/year:
   TLV/BEI,1997

   IARC Cancer Review:Human Sufficient Evidence
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 2,17,1973

   IARC Cancer Review:Animal Sufficient Evidence
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 2,17,1973

   IARC Cancer Review:Human Sufficient Evidence
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 14,11,1977

   IARC Cancer Review:Animal Sufficient Evidence
   IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
   to Man.  (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
   V.1-    1972-  Volume(issue)/page/year: 14,11,1977

   IARC Cancer Review:Group 1
   IMSUDL IARC Monographs, Supplement.  (WHO Publications Centre USA, 49
   Sheridan Ave., Albany, NY 12210)  No.1-    1979-  Volume(issue)/page/year:
   7,106,1987

   TOXICOLOGY REVIEW
   31BYAP "Experimental Lung Cancer:  Carcinogenesis and Bioassays,
   International Symposium, 1974," Karbe, E., and J.F. Park, eds.,
   Springer-Verlag New York, Inc., 1974  Volume(issue)/page/year: -,93,1974

                    *** U.S. STANDARDS AND REGULATIONS ***
 
   MSHA STANDARD-air:TWA 5 fb/cc (fb > 5 um)
   DTLWS* "Documentation of the Threshold Limit Values for Substances in
   Workroom Air," Supplements. For publisher information, see 85INA8.
   Volume(issue)/page/year: 3,33,1973

   OSHA-cancer hazard
   CFRGBR Code of Federal Regulations.  (U.S. Government Printing Office, Supt.
   of Documents, Washington, DC 20402)  Volume(issue)/page/year:
   29,1910.1001,1987

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-FRANCE:TWA 1 fiber/ml JAN 1993
   
   OEL-SWITZERLAND:TWA 1 fiber/ml;Carcinogen JAN 1993
   
   OEL-UNITED KINGDOM:TWA 0.5 fiber/ml/4H JAN 1993
   
   OEL-UNITED KINGDOM:TWA 1.5 fiber/ml/10H JAN 1993
   
   OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV
   
   OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH RECOMMENDED EXPOSURE LEVEL (REL) :
   NIOSH REL TO ASBESTOS-air:100M TWA 0.1 fb/cc in a 400L air sample
REFERENCE :
   NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of
   Health, Education, and Welfare, Reports and Memoranda.
   Volume(issue)/page/year: DHHS #92-100,1992

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - T1575
       No. of Facilities: 5924 (estimated)
       No. of Industries: 45
       No. of Occupations: 48
       No. of Employees: 92033 (estimated)
       No. of Female Employees: 13262 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA GENETOX PROGRAM 1988, Positive: Carcinogenicity-mouse/rat
   
   EPA GENETOX PROGRAM 1988, Negative: TRP reversion
   
   EPA TSCA Section 8(d) unpublished health/safety studies
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
   
   NIOSH Analytical Method, 1994: Asbestos (bulk) by PLM, 9002; by PCM, 7400;
   by TEM, 7402
   
   NIOSH Analytical Method, 1994: Asbestos, chrysotile by XRD, 9000
   
   NTP Carcinogenesis Studies (feed):some evidence:rat
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR-295,85

   NTP Carcinogenesis Studies (feed);no evidence:hamster
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR-246,90

   NTP 7th Annual Report on Carcinogens, 1992 : known to be carcinogenic

 
                            *** END OF RECORD ***