Basic Description

Synonyms	dipotassium tellurite \| Dipotassium trioxotellurate
Specifications & Purity	≥99.5%
Shipped In	Normal
Product Description	Potassium tellurite is a hygroscopic granular white powder. It decomposes at 460-470℃. Potassium tellurite along with agar may be used as a component of a selective medium for growth of bacteria.

Taxonomic Classification

Taxonomy Tree

Kingdom Inorganic compounds
- Superclass Mixed metal/non-metal compounds
  - Class Alkali metal oxoanionic compounds
    - Subclass Alkali metal tellurites

Kingdom	Inorganic compounds
Superclass	Mixed metal/non-metal compounds
Class	Alkali metal oxoanionic compounds
Subclass	Alkali metal tellurites
Intermediate Tree Nodes	Not available
Direct Parent	Alkali metal tellurites
Alternative Parents	Miscellaneous tellurites Metalloid salts Inorganic salts Inorganic oxides
Molecular Framework	Not available
Substituents	Tellurite - Alkali metal tellurite - Inorganic oxide - Inorganic salt - Inorganic metalloid salt
Description	This compound belongs to the class of inorganic compounds known as alkali metal tellurites. These are inorganic compounds in which the largest oxoanion is tellurite, and in which the heaviest atom not in an oxoanion is an alkali metal.
External Descriptors	potassium salt
1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61. DOI: 10.1186/s13321-016-0174-y

Names and Identifiers

Pubchem Sid	504753969
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/504753969
IUPAC Name	dipotassium;tellurite
INCHI	InChI=1S/2K.H2O3Te/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2
InChIKey	BFPJYWDBBLZXOM-UHFFFAOYSA-L
Smiles	[O-][Te](=O)[O-].[K+].[K+]
Isomeric SMILES	[O-][Te](=O)[O-].[K+].[K+]
WGK Germany	2
Molecular Weight	253.79
Reaxy-Rn	14503499
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=14503499&ln=

Certificates（CoA,COO,BSE/TSE and Analysis Chart)

C of A & Other Certificates(BSE/TSE, COO):

Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

23 results found

Lot Number	Certificate Type	Date	Item
C2526685	Certificate of Analysis	Jan 03, 2025	P100088
C2526681	Certificate of Analysis	Jan 03, 2025	P100088
C2526684	Certificate of Analysis	Jan 03, 2025	P100088
C2526686	Certificate of Analysis	Jan 03, 2025	P100088
C2115128	Certificate of Analysis	Dec 09, 2024	P100088
C2115129	Certificate of Analysis	Dec 09, 2024	P100088
J2408604	Certificate of Analysis	Sep 25, 2024	P100088
J2408600	Certificate of Analysis	Sep 25, 2024	P100088
J2408596	Certificate of Analysis	Sep 25, 2024	P100088
J2408602	Certificate of Analysis	Sep 25, 2024	P100088
J2408598	Certificate of Analysis	Sep 25, 2024	P100088
I2424594	Certificate of Analysis	Sep 09, 2024	P100088
I2425686	Certificate of Analysis	Sep 09, 2024	P100088
I2425687	Certificate of Analysis	Sep 09, 2024	P100088
F2412317	Certificate of Analysis	May 30, 2024	P100088
F2412316	Certificate of Analysis	May 30, 2024	P100088
D2425477	Certificate of Analysis	Mar 16, 2024	P100088
E2026130	Certificate of Analysis	Mar 08, 2024	P100088
A2305543	Certificate of Analysis	Dec 19, 2022	P100088
A2305549	Certificate of Analysis	Dec 19, 2022	P100088
H2202597	Certificate of Analysis	Jul 03, 2022	P100088
H2202627	Certificate of Analysis	Jul 03, 2022	P100088
H2202596	Certificate of Analysis	Jul 03, 2022	P100088

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Chemical and Physical Properties

Sensitivity	Moisture sensitive.
Melt Point(°C)	460-470°C
Molecular Weight	253.800 g/mol
XLogP3
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	0
Exact Mass	255.818 Da
Monoisotopic Mass	255.818 Da
Topological Polar Surface Area	63.200 Å²
Heavy Atom Count	6
Formal Charge	0
Complexity	18.800
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
The total count of all stereochemical bonds	0
Covalently-Bonded Unit Count	3

Citations of This Product

How to Cite Aladdin Scientific Products?

1. Jia Song, Yunfei Ma, Qitao Zhang, Chaohua Zhang, Xuelian Wu. (2023) Simultaneous Morphology and Band Structure Manipulation of BiOBr by Te Doping for Enhanced Photocatalytic Oxygen Evolution. ACS Applied Materials & Interfaces, 15 (51): (59444–59453).
2. Qing-Ling Guan, Li-Quan Dong, Qun Hao. (2023) Improved Thermoelectric Performance of Sb2Te3 Nanosheets by Coating Pt Particles in Wide Medium-Temperature Zone. Materials, 16 (21): (6961).
3. Xianglin Liao, Yimin Liu, Liyu Qiu, Lu Cao, Xixiang Yang, Xiaogang Hu. (2023) A quantum dot aptamer fluorescent sensor based on magnetic graphene oxide for the detection of zearalenone. Analytical Methods, 15 (37): (4946-4953).
4. Chenchen Zhao, Dongbo Wang, Zhi Zeng, Bingke Zhang, Jingwen Pan, Donghao Liu, Sihang Liu, Shujie Jiao, Gang Liu, Zhikun Xu, Liancheng Zhao, Jinzhong Wang. (2023) Synergistic organic dye degradation and hydrogen production using Bi2Te3/Te/C single-catalyst nanowires. MATERIALS & DESIGN, 233 (112217).
5. Zhiwen Gan, Tian Zhang, Yongmei Hu, Shujun Zhen, Xiaoli Hu. (2023) A simple fluorescence-scattering ratiometric sensor for biothiols based on CdTe quantum dots. SENSORS AND ACTUATORS B-CHEMICAL, 378 (133168).
6. Liangliang Zhu, Hongshun Hao, Chao Ding, Hanwei Gan, Shuting Jiang, Gongliang Zhang, Jingran Bi, Shuang Yan, Hongman Hou. (2021) A Novel Photoelectrochemical Aptamer Sensor Based on CdTe Quantum Dots Enhancement and Exonuclease I-Assisted Signal Amplification for Listeria monocytogenes Detection. Foods, 10 (12): (2896).
7. Li Leigang, Wang Pengtang, Cheng Zifang, Shao Qi, Huang Xiaoqing. (2022) One-dimensional iridium-based nanowires for efficient water electrooxidation and beyond. Nano Research, 15 (2): (1087-1093).
8. Jiadong Chen, Minkai Qin, Shuangxiu Ma, Ruxue Fan, Xiaozhong Zheng, Shanjun Mao, Chunhong Chen, Yong Wang. (2021) Rational construction of Pt/PtTex interface with optimal intermediate adsorption energy for efficient hydrogen evolution reaction. APPLIED CATALYSIS B-ENVIRONMENTAL, 299 (120640).
9. Hongye Yan, Yifeng Chen, Lei Jiao, Wenling Gu, Chengzhou Zhu. (2021) Amorphous RuTe2 nanorods as efficient peroxidase mimics for colorimetric immunoassay. SENSORS AND ACTUATORS B-CHEMICAL, 341 (130007).
10. Xia-Chu-Qin LI, Tong YANG, Jian WANG, Cheng-Zhi HUANG. (2021) CdTe Quantum Dots-Electrospun Nanofibers Assembly for Visual and Portable Detection of Cu2+. CHINESE JOURNAL OF ANALYTICAL CHEMISTRY, 49 (207).
11. Yi Fen Xie, Yong Jian Jiang, Hong Yan Zou, Jian Wang, Cheng Zhi Huang. (2020) Discrimination of copper and silver ions based on the label-free quantum dots. TALANTA, 220 (121430).
12. Yuning Yang, Wei Liu, Jie Cao, Yiwei Wu. (2020) On-site, rapid and visual determination of Hg2+ and Cu2+ in red wine by ratiometric fluorescence sensor of metal-organic frameworks and CdTe QDs. FOOD CHEMISTRY, 328 (127119).
13. Wang Juan, Han Lili, Huang Bolong, Shao Qi, Xin Huolin L., Huang Xiaoqing. (2019) Amorphization activated ruthenium-tellurium nanorods for efficient water splitting. Nature Communications, 10 (1): (1-11).
14. Shijuan Wu, Tengfei Li, Xian Xia, Zijie Zhou, Shixue Zheng, Gejiao Wang. (2019) Reduction of tellurite in Shinella sp. WSJ-2 and adsorption removal of multiple dyes and metals by biogenic tellurium nanorods. INTERNATIONAL BIODETERIORATION & BIODEGRADATION, 144 (104751).
15. Jiao Xiangyu, Zhou Yabin, Zhao Dan, Pang Duo, Wang Changtao, Du Hongwu, Wen Yongqiang, Zhang Xueji. (2019) An indirect ELISA-inspired dual-channel fluorescent immunoassay based on MPA-capped CdTe/ZnS QDs. ANALYTICAL AND BIOANALYTICAL CHEMISTRY, 411 (21): (5437-5444).
16. Bin Chen, Junjie Liu, Tong Yang, Lin Chen, Jia Hou, Changhao Feng, Cheng Zhi Huang. (2019) Development of a portable device for Ag+ sensing using CdTe QDs as fluorescence probe via an electron transfer process. TALANTA, 191 (357).
17. Tong Yang, Chun Mei Li, Jia Hui He, Bin Chen, Yuan Fang Li, Cheng Zhi Huang. (2018) Ratiometrically Fluorescent Electrospun Nanofibrous Film as a Cu2+-Mediated Solid-Phase Immunoassay Platform for Biomarkers. ANALYTICAL CHEMISTRY, 90 (16): (9966–9974).
18. Lin Xin, Geng Shize, Du Xianglong, Wang Feiteng, Zhang Xu, Xiao Fang, Xiao Zhengyi, Wang Yucheng, Cheng Jun, Zheng Zhifeng, Huang Xiaoqing, Bu Lingzheng. (2025) Efficient direct formic acid electrocatalysis enabled by rare earth-doped platinum-tellurium heterostructures. Nature Communications, 16 (1): (1-14).
19. Qianfeng Li, Jian Sun, Xiang Li, Changling Yan, Gongke Wang. (2024) Fluorescent nanosensor platform based on CdTe QDs-aptamer probe and MoS2 nanosheets for detection of silver(Ⅰ) ions. MICROCHEMICAL JOURNAL, 206 (111376).
20. Bo Ao, Honglin Jiang, Xuan Cai, Decheng Liu, Junming Tu, Xiaoshan Shi, Yanxiang Wang, Fei He, Jing Lv, Jingjing Li, Yuanliang Hu, Xian Xia, Jianjun Hou. (2024) Synthesis of Tellurium Nanoparticles Using Moringa oleifera Extract, and Their Antibacterial and Antibiofilm Effects against Bacterial Pathogens. Microorganisms, 12 (9): (1847).

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SKU	Size	Availability	Price
P100088-1g	1g	2	$22.90
P100088-5g	5g	3	$34.90
P100088-25g	25g	3	$127.90
P100088-100g	100g	Available within 4-8 weeks(?) Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!	$401.90
P100088-500g	500g	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$999.90

Potassium tellurite - 99.5%, high purity , CAS No.7790-58-1