二氧化碲

二氧化碲用途

【用途一】
用作电子元件材料及防腐剂，还用于菌苗中的细菌检验
【用途二】
制备亚碲酸盐。发射光谱分析。电子元件材料。防腐剂。二氧化碲是碲的氧化物，由碲在空气中燃烧或被热硝酸氧化而成。碲和它的化合物是电子工业中半导体的材料。另外，还可以作电镀液中的光亮剂、石油裂化的催化剂、陶瓷和玻璃的着色剂。它添加到钢材中能增加延性。添加到铅中以增加强度和耐腐蚀性，它还是橡胶的硫化剂。还是制造光敏电阻、光电池的材料。

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二氧化碲名称

[ CAS 号 ]:
7446-07-3

[ 中文名 ]:
二氧化碲

[ 英文名 ]:
Tellurium dioxide

[中文别名 ]:

[英文别名 ]:

tellurite oxide
TELLURIUM(IV) IODIDE
tellurium(IV) dioxide
tellerium dioxide
tellurium iodide
EINECS 231-193-1
tellurium(IV) oxide
tellurous dioxide
technetium dioxide
tetraiodo-|E4-tellane

二氧化碲物理化学性质

[ 密度 ]:
5.67 g/mL at 25 °C(lit.)

[ 沸点 ]:
1245 °C

[ 熔点 ]:
733 °C(lit.)

[ 分子式 ]:
O₂Te

[ 分子量 ]:
159.59900

[ 精确质量 ]:
161.89600

[ PSA ]:
34.14000

[ 外观性状 ]:
白色结晶粉末

[ 储存条件 ]:
室温

[ 稳定性 ]:
Stable. Incompatible with strong acids, strong oxidizing agents.

[ 水溶解性 ]:
insoluble

二氧化碲MSDS

详细MSDS(安全技术说明书)

二氧化碲毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: WY2675000

CHEMICAL NAME :: Tellurium dioxide

CAS REGISTRY NUMBER :: 7446-07-3

LAST UPDATED :: 199712

DATA ITEMS CITED :: 32

MOLECULAR FORMULA :: O2-Te

MOLECULAR WEIGHT :: 159.60

WISWESSER LINE NOTATION :: TE O2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >5 gm/kg

TOXIC EFFECTS :: Gastrointestinal - hypermotility, diarrhea

REFERENCE :: TNONF* TNO-report. (TNO Nutrition and Food Research, P.O. Box 360, 3700 AJ Zeist, Utrechtseweg 48, 3704 HE Zeist, Netherlands) Volume(issue)/page/year: TNO-96-514

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intratracheal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 80 mg/kg

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - dyspnea Kidney, Ureter, Bladder - other changes Gastrointestinal - other changes

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 39,100,1978

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 324 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: SMSJAR Scottish Medical and Surgical Journal. (Edinburgh, Scotland) For publisher information, see SMDJAK. Volume(issue)/page/year: 26,131,1826 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 50 mg/m3/2H/15W-I

TOXIC EFFECTS :: Autonomic Nervous System - other (direct) parasympathomimetic Behavioral - muscle contraction or spasticity Related to Chronic Data - death

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 6(2),44,1962

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3500 ng/kg/13W-C

TOXIC EFFECTS :: Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - dehydrogenases

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 40(10),14,1975 ** REPRODUCTIVE DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

DOSE :: 798 mg/kg

SEX/DURATION :: female 15-19 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetal death Reproductive - Specific Developmental Abnormalities - Central Nervous System Reproductive - Specific Developmental Abnormalities - eye/ear

REFERENCE :: TJADAB Teratology, The International Journal of Abnormal Development. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1968- Volume(issue)/page/year: 29(2),50A,1984

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

DOSE :: 798 mg/kg

SEX/DURATION :: female 15-19 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - body wall Reproductive - Specific Developmental Abnormalities - urogenital system Reproductive - Specific Developmental Abnormalities - homeostasis

REFERENCE :: TJADAB Teratology, The International Journal of Abnormal Development. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1968- Volume(issue)/page/year: 29(2),50A,1984

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

DOSE :: 399 mg/kg

SEX/DURATION :: female 15-19 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

REFERENCE :: TJADAB Teratology, The International Journal of Abnormal Development. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1968- Volume(issue)/page/year: 29(2),50A,1984

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

DOSE :: 27930 ug/kg

SEX/DURATION :: female 15-19 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - Central Nervous System Reproductive - Effects on Newborn - viability index (e.g., # alive at day 4 per # born alive)

REFERENCE :: TJADAB Teratology, The International Journal of Abnormal Development. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1968- Volume(issue)/page/year: 31,66A,1985

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

DOSE :: 79800 ug/kg

SEX/DURATION :: female 15-19 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Newborn - stillbirth

REFERENCE :: TJADAB Teratology, The International Journal of Abnormal Development. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1968- Volume(issue)/page/year: 31,66A,1985 *** REVIEWS *** ACGIH TLV-TWA 0.1 mg(Te)/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 *** U.S. STANDARDS AND REGULATIONS *** OSHA PEL (Gen Indu):8H TWA 0.1 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 0.1 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 0.1 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 0.1 mg(Te)/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 0.1 mg(Te)/m3 JAN 1993 OEL-BELGIUM:TWA 0.1 mg(Te)/m3 JAN 1993 OEL-DENMARK:TWA 0.1 mg(Te)/m3 JAN 1993 OEL-FINLAND:TWA 0.1 mg(Te)/m3;STEL 0.3 mg(Te)/m3 JAN 1993 OEL-FRANCE:TWA 0.1 mg(Te)/m3 JAN 1993 OEL-GERMANY:TWA 0.1 mg(Te)/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 0.1 mg(Te)/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 0.1 mg(Te)/m3 JAN 1993 OEL-SWEDEN:TWA 0.1 mg(Te)/m3 JAN 1993 OEL-SWITZERLAND:TWA 0.1 mg(Te)/m3;STEL 0.5 mg(Te)/m3 JAN 1993 OEL-TURKEY:TWA 0.1 mg(Te)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.1 mg(Te)/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 OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83727 No. of Facilities: 125 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 502 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83727 No. of Facilities: 6 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 51 (estimated)

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二氧化碲安全信息

[ 个人防护装备 ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ 危害码 (欧洲) ]:
Xn

[ 安全声明 (欧洲) ]:
S24/25

[ 危险品运输编码 ]:
UN 3284 6.1/PG 3

[ WGK德国 ]:
2

[ RTECS号 ]:
WY2675000

[ 包装等级 ]:
II

[ 危险类别 ]:
6.1(a)

二氧化碲合成路线

详细合成路线

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二氧化碲上游产品

二氧化碲下游产品

二氧化碲制备

提拉法。

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二氧化碲文献

Facile synthesis of folate-conjugated magnetic/fluorescent bifunctional microspheres.

Nanoscale Res. Lett. 9(1) , 558, (2014)

In this paper, we investigated the functional imaging properties of magnetic microspheres composed of magnetic core and CdTe quantum dots in the silica shell functionalized with folic acid (FA). The p...

Hydrothermal Synthesis Au-Bi2Te3 Nanocomposite Thermoelectric Film with a Hierarchical Sub-Micron Antireflection Quasi-Periodic Structure.

Int. J. Mol. Sci. 16 , 12547-59, (2015)

In this work, Au-Bi(2)Te(3) nanocomposite thermoelectric film with a hierarchical sub-micron antireflection quasi-periodic structure was synthesized via a low-temperature chemical route using Troides ...

Structure, glass transition temperature and spectroscopic properties of 10Li2O-xP2O5-(89-x)TeO2-1CuO (5≤x≤25 mol%) glass system.

Spectrochim. Acta. A. Mol. Biomol. Spectrosc. 89 , 39-45, (2012)

X-ray diffraction (XRD), field emission scanning electron microscope (FESEM), energy dispersive X-ray spectrometry (EDS), differential scanning calorimetry (DSC), infrared (IR), Raman, electron parama...

更多文献

二氧化碲

二氧化碲用途

二氧化碲名称

二氧化碲物理化学性质

二氧化碲MSDS

详细MSDS(安全技术说明书)

二氧化碲毒性和生态

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

二氧化碲安全信息

二氧化碲合成路线

详细合成路线

二氧化碲上下游产品

二氧化碲上游产品

二氧化碲下游产品

二氧化碲制备

二氧化碲文献

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