亚碲酸钠

基本信息
制备方法及用途
物化性质
安全信息
毒理性
MSDS
结构与计算化学

亚碲酸钠基本信息

中文名称：: 亚碲酸钠

中文别名：: 亚碲酸钠;
sodium hydrogen selenite;
Monohydrated selenium dioxide;
disodium selenite;
sodium selenite;
Sodium selenite,anhydrous;
thiosulfuricacid(h2s2o3),disodiumsalt,pentahydrate;
Thiosulfuricacid(H2S2O3)disodiumsalt,pentahydrate;
Thiosulfuricacid,disodiumsalt,pentahydrate;
disodium sulfurothioate;
sodium sulfurothioate hydrate (2:1:5);
Sodium thiosulfate pentahydrate;
nickel sulfate, hexahydrate;
4-(2-phenylpropan-2-yl)-N-[4-(2-phenylpropan-2-yl)phenyl]anil

英文名称：: Telluric acid (H2TeO3),sodium salt (1:2)

英文别名：: Telluric acid (H2TeO3), sodium salt (1:2);
Sodium tellurate(IV) (Na2TeO3) (6CI,7CI);
Telluric acid (H2TeO3), disodium salt (8CI,9CI);
Disodium tellurate (Na2TeO3);
Disodium tellurite;
Disodium trioxotellurate;
Sodium tellurate (Na2TeO3);
Sodium tellurite;
Sodium tellurite (Na2TeO3);
Sodium tellurium oxide (Na2TeO3)

CAS No.：: 10102-20-2

分子式：: H₂O₃Te.2Na

分子量：: 221.5777

精确分子量：: 225.88616

PSA：: 63.19000

MDL：: MFCD00036141

EINECS：: 233-268-4

InChI：: InChI=1/2Na.O3Te/c;;1-4(2)3/q2*+1;-2

危险品标志：: T

风险术语：: R23/24/25:

安全术语：: S36/37/39;S22;S45

分子结构式：

SDS：: 查看

亚碲酸钠制备方法及用途

制备方法

亚碲酸钠可按制取亚碲酸锂的相同方法制备，即用等物质的量的二氧化碲与碳酸钠一起熔融，冷却后即得到亚碲酸钠Na2TeO3结晶。也可从水溶液中结晶亚碲酸钠。即按化学计量比将二氧化碲溶于热的碳酸钠或氢氧化钠溶液中，将所得的亚碲酸钠溶液冷却后，向其中加入无水乙醇，即析出水合亚碲酸钠的结晶。使水合盐在真空中加热脱水，即可得到无水盐的结晶。

合成制备方法

用途简介

用于合成和细菌学的研究

用途

用于合成和细菌学的研究。

亚碲酸钠物化性质

外观与性状：: 白色粉末
存储条件/存储方法：: 库房通风低温干燥,与食品添加剂分开存放
稳定性相关：: 可溶于水，在空气中加热会变成碲酸盐Na2TeO4。
其它信息：: 1.      性状：白色结晶物质。
2.      密度（g/mL,20℃）：未确定
3.      相对蒸汽密度（g/mL,空气=1）：未确定
4.      熔点（ºC）：未确定
5.      沸点（ºC,常压）：未确定
6.      沸点（ºC,5.2kPa）：未确定
7.      折射率：未确定
8.      闪点（ºC）：未确定
9.      比旋光度（º）：未确定
10.   自燃点或引燃温度（ºC）：未确定
11.   蒸气压（kPa,20ºC）：未确定
12.   饱和蒸气压（kPa,60ºC）：未确定
13.   燃烧热（KJ/mol）：未确定
14.   临界温度（ºC）：未确定
15.   临界压力（KPa）：未确定
16.   油水（辛醇/水）分配系数的对数值：未确定
17.   爆炸上限（%,V/V）：未确定
18.   爆炸下限（%,V/V）：未确定
19.   溶解性：溶于水。

亚碲酸钠安全信息

包装等级：: II
风险类别：: 6.1
WGK_Germany：: 3
德国有关水污染物质的分类清单
危险类别码：: R23/24/25
安全说明：: S22-S36/37/39-S45
RTECS号：: WY2450000
危险标志：: T

亚碲酸钠毒理性

CHEMICAL IDENTIFICATION

RTECS NUMBER :: WY2450000

CHEMICAL NAME :: Telluric acid, disodium salt

CAS REGISTRY NUMBER :: 10102-20-2

LAST UPDATED :: 199712

DATA ITEMS CITED :: 36

MOLECULAR FORMULA :: O3-Te.2Na

MOLECULAR WEIGHT :: 221.58

WISWESSER LINE NOTATION :: NA2 TE-O2-Q4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Human

DOSE/DURATION :: 30 mg/kg

TOXIC EFFECTS :: Behavioral - coma Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - nausea or vomiting

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Parenteral

SPECIES OBSERVED :: Human - man

DOSE/DURATION :: 29 mg/kg

TOXIC EFFECTS :: Behavioral - coma Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - nausea or vomiting

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 83 mg/kg

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

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2400 ug/kg

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

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2431 ug/kg

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

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 20 mg/kg

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

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 53600 ug/kg

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

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 868 ug/kg

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

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 45 mg/kg

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

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 910 mg/kg/13W-C

TOXIC EFFECTS :: Gastrointestinal - other changes Blood - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1050 ug/kg/30W-C

TOXIC EFFECTS :: Blood - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1967 mg/kg/2Y-C

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi Related to Chronic Data - death

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 105 mg/kg/30W-C

TOXIC EFFECTS :: Blood - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase

MUTATION DATA

TYPE OF TEST :: Cytogenetic analysis

TEST SYSTEM :: Human Fibroblast

DOSE/DURATION :: 1 nmol/L

REFERENCE :: AEMBAP Advances in Experimental Medicine and Biology. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) V.1- 1967- Volume(issue)/page/year: 91,117,1978 *** 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

毒理学数据：

急性毒性：

口腔 LD50：45mg/kg(guinea pig)；20mg/kg(mus)；83mg/kg(rat)；53600ug/kg(rbt)；

LDLo：30mg/kg(hmn)；

生态数据：

通常对水体是稍微有害的，不要将未稀释或大量产品接触地下水，水道或污水系统，未经政府许可勿将材料排入周围环境。

亚碲酸钠 MSDS

第一部分：化学品名称

亚碲酸钠分子结构与计算化学数据

分子结构数据

1、摩尔折射率：无可用的

2、摩尔体积（cm³/mol）：无可用的

3、等张比容（90.2K）：无可用的

4、表面张力（dyne/cm）：无可用的

5、介电常数：无可用的

6、极化率（10^-24cm³）：无可用的

7、单一同位素质量：223.870507 Da

8、标称质量：224 Da

9、平均质量：221.5777 Da

计算化学数据

1.疏水参数计算参考值（XlogP）:无

2.氢键供体数量:0

3.氢键受体数量:3

4.可旋转化学键数量:0

5.互变异构体数量:无

6.拓扑分子极性表面积63.2

7.重原子数量:6

8.表面电荷:0

9.复杂度:18.8

10.同位素原子数量:0

11.确定原子立构中心数量:0

12.不确定原子立构中心数量:0

13.确定化学键立构中心数量:0

14.不确定化学键立构中心数量:0

15.共价键单元数量:3

武汉吉鑫益邦生物科技有限公司

产品介绍：: 产品名称：亚碲酸钠 Cas号：10102-20-2 纯度：0-99% 包装信息：1kg,25kg,200kg,400kg,500kg 价格：洽谈

联系方式：: 联系人：周美玲电话：027-59768650 手机：15629090339