制备方法

无水亚碲酸钾可用三水亚碲酸钾在真空条件下加热使其完全脱水而制得。也可以用制取亚碲酸锂的方法来制取亚碲酸钾，即用等物质的量的二氧化碲与碳酸钾一起熔融，冷却后即可得到亚碲酸钾的结晶。

合成制备方法

无水亚碲酸钾可用三水亚碲酸钾在真空条件下加热使其完全脱水而制得。也可以用制取亚碲酸锂的方法来制取亚碲酸钾，即用等物质的量的二氧化碲与碳酸钾一起熔融，冷却后即可得到亚碲酸钾的结晶。

用途简介

用于血浆或疫苗中病理性细菌的试验

用途

用于血浆或疫苗中病理性细菌的试验

包装等级：

III

风险类别：

6.1(b)

WGK_Germany：

3
德国有关水污染物质的分类清单

危险类别码：

R36/37/38

安全说明：

S26-S45-S36

安全标志：

S26:万一接触眼睛，立即使用大量清水冲洗并送医诊治。
S36:穿戴合适的防护服装。
S45:出现意外或者感到不适，立刻到医生那里寻求帮助（最好带去产品容器标签）。

危险标志：

T

CHEMICAL IDENTIFICATION

RTECS NUMBER :

WY2420000

CHEMICAL NAME :

Telluric acid, dipotassium salt

CAS REGISTRY NUMBER :

7790-58-1

LAST UPDATED :

199712

DATA ITEMS CITED :

24

MOLECULAR FORMULA :

O3-Te.2K

MOLECULAR WEIGHT :

253.80

WISWESSER LINE NOTATION :

.KA2.TE-O3

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Human - man

DOSE/DURATION :

40 mg/kg/7D

TOXIC EFFECTS :

Behavioral - sleep Behavioral - anorexia (human) Gastrointestinal - nausea or vomiting

REFERENCE :

NRTTA8 NRC Technical Translation. (The National Research Council of Canada, Publication Sales and Distribution, Ottawa, ON K1A OR6, Canada) No.1- 1949- Volume(issue)/page/year: 1283,1,1967

TYPE OF TEST :

LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :

Unreported

SPECIES OBSERVED :

Mammal - species unspecified

DOSE/DURATION :

20 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

NRTTA8 NRC Technical Translation. (The National Research Council of Canada, Publication Sales and Distribution, Ottawa, ON K1A OR6, Canada) No.1- 1949- Volume(issue)/page/year: 1283,1,1967 *** 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 - 60560 No. of Facilities: 96 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 517 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 60560 No. of Facilities: 134 (estimated) No. of Industries: 3 No. of Occupations: 5 No. of Employees: 2762 (estimated) No. of Female Employees: 2107 (estimated)

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