7440-41-7

MOLECULAR FORMULA :

Be

MOLECULAR WEIGHT :

9.01

WISWESSER LINE NOTATION :

BE

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

496 ug/kg

TOXIC EFFECTS :

Liver - hepatitis (hepatocellular necrosis), zonal

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Intratracheal

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

13 mg/kg

TOXIC EFFECTS :

Tumorigenic - neoplastic by RTECS criteria Lungs, Thorax, or Respiration - tumors Lungs, Thorax, or Respiration - bronchiogenic carcinoma

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

20 mg/kg

TOXIC EFFECTS :

Tumorigenic - equivocal tumorigenic agent by RTECS criteria Musculoskeletal - tumors

TYPE OF TEST :

DNA inhibition

MUTATION DATA

TYPE OF TEST :

DNA adduct

TEST SYSTEM :

Rodent - mouse Ascites tumor

REFERENCE :

MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 89,95,1981 *** REVIEWS *** ACGIH TLV-SUSPECTED HUMAN CARCINOGEN 85INA8 "Documentation of the Threshold Limit Values and Biological Exposure Indices," 5th ed., Cincinnati, OH, American Conference of Governmental Industrial Hygienists, Inc., 1986 Volume(issue)/page/year: 6,1/BEI,1997 ACGIH TLV-Suspected 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-TWA 0.002 mg/m3 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: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: 1,17,1972 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: 23,143,1980 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: 58,41,1993 IARC Cancer Review:Human Limited 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: 23,143,1980 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: 58,41,1993 IARC Cancer Review:Group 1 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: 58,41,1993 TOXICOLOGY REVIEW CRTXB2 CRC Critical Reviews in Toxicology. (CRC Press, Inc., 2000 Corporate Blvd., NW, Boca Raton, FL 33431) V.1- 1971- Volume(issue)/page/year: 1,235,1972 TOXICOLOGY REVIEW 85CVA2 "Oncology 1970, Proceedings of the Tenth International Cancer Congress," Chicago, Year Book Medical Pub., 1971 Volume(issue)/page/year: 5,63,1970 TOXICOLOGY REVIEW CTOXAO Clinical Toxicology. (New York, NY) V.1-18, 1968-81. For publisher information, see JTCTDW. Volume(issue)/page/year: 6,497,1973 TOXICOLOGY REVIEW AEMBAP Advances in Experimental Medicine and Biology. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) V.1- 1967- Volume(issue)/page/year: 40,239,1973 TOXICOLOGY REVIEW AJMEAZ American Journal of Medicine. (Technical Pub., 875 Third Ave., New York, NY 10022) V.1- 1946- Volume(issue)/page/year: 38,409,1965 TOXICOLOGY REVIEW NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: CONF-691001 TOXICOLOGY REVIEW AMTODM Advances in Modern Toxicology. (John Wiley & Sons, Inc., 605 Third Ave., New York, NY 10016) V.1, 1976-79. Discontinued. Volume(issue)/page/year: 3,209,1977 TOXICOLOGY REVIEW SCIEAS Science. (American Assoc. for the Advancement of Science, 1333 H St., NW, Washington, DC 20005) V.1- 1895- Volume(issue)/page/year: 201,298,1978 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.002 mg/m3 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: 3,24,1971 OSHA PEL (Gen Indu):8H TWA 0.002 mg(Be)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 0.002 mg(Be)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 0.002 mg(Be)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 0.002 mg(Be)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-ARAB Republic of Egypt:TWA 0.002 mg/m3 JAN 1993 OEL-AUSTRALIA:TWA 0.002 mg/m3;Carcinogen JAN 1993 OEL-BELGIUM:TWA 0.002 mg/m3;Carcinogen JAN 1993 OEL-DENMARK:TWA 0.001 mg/m3;Carcinogen JAN 1993 OEL-FINLAND:TWA 0.002 mg/m3;STEL 0.006 mg/m3;Carcinogen JAN 1993 OEL-FRANCE:TWA 0.002 mg/m3;Carcinogen JAN 1993 OEL-GERMANY;Carcinogen JAN 1993 OEL-HUNGARY:STEL 0.001 mg/m3;Carcinogen JAN 1993 OEL-INDIA:TWA 0.002 mg/m3;Carcinogen JAN 1993 OEL-JAPAN:TWA 0.002 mg/m3;Carcinogen JAN 1993 OEL-THE NETHERLANDS:TWA 0.002 mg/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 0.002 mg/m3 JAN 1993 OEL-POLAND:TWA 0.001 mg/m3 JAN 1993 OEL-RUSSIA:STEL 0.001 mg/m3;Carcinogen JAN 1993 OEL-SWEDEN:TWA 0.002 mg/m3;Carcinogen JAN 1993 OEL-SWITZERLAND:TWA 0.002 mg/m3;Carcinogen JAN 1993 OEL-THAILAND:TWA 0.002 mg/m3;STEL 0.005 mg/m3 JAN 1993 OEL-TURKEY:TWA 0.002 mg/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.002 mg/m3 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 BERYLLIUM-air:CA not to exceed 0.0005 mg(Be)/m3 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 : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 11770 No. of Facilities: 344 (estimated) No. of Industries: 8 No. of Occupations: 17 No. of Employees: 10510 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 11770 No. of Facilities: 421 (estimated) No. of Industries: 22 No. of Occupations: 29 No. of Employees: 13938 (estimated) No. of Female Employees: 739 (estimated)