六氟化碲
六氟化碲用途
用作化学药品。
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六氟化碲名称
[ CAS 号 ]:
7783-80-4
[ 中文名 ]:
六氟化碲
[ 英文名 ]:
tellurium hexafluoride
[英文别名 ]:
- hexafluoridotellurium
- TELLURIUM HEXAFLUORIDE
- TeF6
- EINECS 232-027-0
- UN2195
六氟化碲物理化学性质
[ 密度 ]:
1.152 g/mL at 25 °C
[ 沸点 ]:
-38,9°C
[ 熔点 ]:
-37
[ 分子式 ]:
F6Te
[ 分子量 ]:
241.59000
[ 精确质量 ]:
243.89700
[ LogP ]:
2.14040
[ 折射率 ]:
n20/D 1.45
[ 储存条件 ]:
库房通风低温干燥,与碱、汞分开存放
六氟化碲MSDS
六氟化碲毒性和生态
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- WY2800000
- CHEMICAL NAME :
- Tellurium hexafluoride
- CAS REGISTRY NUMBER :
- 7783-80-4
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 23
- MOLECULAR FORMULA :
- F6-Te
- MOLECULAR WEIGHT :
- 241.60
- WISWESSER LINE NOTATION :
- TE F6
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LCLo - Lowest published lethal concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 5 ppm/4H
- TOXIC EFFECTS :
- Lungs, Thorax, or Respiration - acute pulmonary edema
- REFERENCE :
- ATXKA8 Archiv fuer Toxikologie. (Berlin, Fed. Rep. Ger.) V.15-31, 1954-74. For publisher information, see ARTODN. Volume(issue)/page/year: 18,140,1960
- TYPE OF TEST :
- LCLo - Lowest published lethal concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 5 ppm/1H
- TOXIC EFFECTS :
- Lungs, Thorax, or Respiration - acute pulmonary edema
- REFERENCE :
- ATXKA8 Archiv fuer Toxikologie. (Berlin, Fed. Rep. Ger.) V.15-31, 1954-74. For publisher information, see ARTODN. Volume(issue)/page/year: 18,140,1960
- TYPE OF TEST :
- LCLo - Lowest published lethal concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 5 ppm/4H
- TOXIC EFFECTS :
- Lungs, Thorax, or Respiration - acute pulmonary edema
- REFERENCE :
- ATXKA8 Archiv fuer Toxikologie. (Berlin, Fed. Rep. Ger.) V.15-31, 1954-74. For publisher information, see ARTODN. Volume(issue)/page/year: 18,140,1960
- TYPE OF TEST :
- LCLo - Lowest published lethal concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- 5 ppm/4H
- REFERENCE :
- ATXKA8 Archiv fuer Toxikologie. (Berlin, Fed. Rep. Ger.) V.15-31, 1954-74. For publisher information, see ARTODN. Volume(issue)/page/year: 18,140,1960 *** REVIEWS *** ACGIH TLV-TWA 0.10 mg/m3 (0.02 ppm) 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 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.02 ppm (0.2 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: 3,246,1971 OSHA PEL (Gen Indu):8H TWA 0.02 ppm (0.2 mg(Te)/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 0.02 ppm (0.2 mg(Te)/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 0.02 ppm (0.2 mg(Te)/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 0.02 ppm (0.2 mg/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-AUSTRALIA:TWA 0.02 ppm (0.2 mg/m3) JAN 1993 OEL-BELGIUM:TWA 0.02 ppm (0.1 mg/m3) JAN 1993 OEL-DENMARK:TWA 0.02 ppm (0.2 mg/m3) JAN 1993 OEL-FINLAND:TWA 0.02 ppm (0.2 mg/m3);STEL 0.06 ppm (0.6 mg/m3) JAN 1993 OEL-FRANCE:TWA 0.02 ppm (0.2 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 0.02 ppm (0.2 mg/m3) JAN 1993 OEL-THE PHILIPPINES:TWA 0.02 ppm (0.2 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 0.02 ppm (0.2 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 0.1 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 TELLURIUM HEXAFLUORIDE-air:10H TWA 0.02 ppm 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
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六氟化碲安全信息
[ 危害码 (欧洲) ]:
Xi
[ 风险声明 (欧洲) ]:
20-31-34
[ 安全声明 (欧洲) ]:
3/7-9-36/37/39-45
[ 危险品运输编码 ]:
2195
[ 危险类别 ]:
2.3
六氟化碲合成路线
六氟化碲上下游产品
六氟化碲上游产品
六氟化碲下游产品
六氟化碲制备
制法 将粉末状的碲置于一反应舟中，反应舟放入一玻璃管中。反应管与一冷阱相连接，用液态氮冷却此冷阱。装置的末端连接一装有KF的干燥管，尾气通入通风橱的排气管中。向反应管中通入氟气，反应开始发生并放热，适当冷却反应管可使反应减缓，通常不会发生燃烧。反应完成后，将冷阱中的产物进行分馏，即可获得纯净的TeF6。TeF6可储存在玻璃瓶中。
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