Basic Description

Synonyms	CESIUM SULFATE \| 10294-54-9 \| Dicesium sulfate \| Sulfuric acid, dicesium salt \| Caesium sulphate \| dicesium;sulfate \| MFCD00010959 \| 8D6R91CS62 \| Sulfuric acid, cesium salt (1:2) \| EINECS 233-662-6 \| UNII-8D6R91CS62 \| Cs2SO4 \| EC 233-662-6 \| CESIUM SULFATE [MI] \| Cesium sulfate (99.
Specifications & Purity	≥99.9% metals basis
Biochemical and Physiological Mechanisms	Cesium sulfate is the cesium salt of sulfuric acid. It is used to prepare dense aqueous solutions for use in isopycnic centrifugation.
Storage Temp	Room temperature
Shipped In	Normal
Product Description	A salt used to prepare dense aqueous solutions.

Taxonomic Classification

Taxonomy Tree

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

Kingdom	Inorganic compounds
Superclass	Mixed metal/non-metal compounds
Class	Alkali metal oxoanionic compounds
Subclass	Alkali metal sulfates
Intermediate Tree Nodes	Not available
Direct Parent	Alkali metal sulfates
Alternative Parents	Inorganic salts Inorganic oxides
Molecular Framework	Not available
Substituents	Alkali metal sulfate - Inorganic oxide - Inorganic salt
Description	This compound belongs to the class of inorganic compounds known as alkali metal sulfates. These are inorganic compounds in which the largest oxoanion is sulfate, and in which the heaviest atom not in an oxoanion is an alkali metal.
External Descriptors	Not available
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

IUPAC Name	dicesium;sulfate
INCHI	InChI=1S/2Cs.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
InChIKey	FLJPGEWQYJVDPF-UHFFFAOYSA-L
Smiles	[O-]S(=O)(=O)[O-].[Cs+].[Cs+]
Isomeric SMILES	[O-]S(=O)(=O)[O-].[Cs+].[Cs+]
WGK Germany	2
RTECS	FL0800000
Molecular Weight	361.89
Reaxy-Rn	13205135
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=13205135&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.

21 results found

Lot Number	Certificate Type	Date	Item
B2521212	Certificate of Analysis	Feb 26, 2025	C105055
B2521217	Certificate of Analysis	Feb 26, 2025	C105055
B2521218	Certificate of Analysis	Feb 26, 2025	C105055
I2410437	Certificate of Analysis	Sep 12, 2024	C105055
I2410435	Certificate of Analysis	Sep 12, 2024	C105055
I2410436	Certificate of Analysis	Sep 12, 2024	C105055
K2324061	Certificate of Analysis	Nov 29, 2023	C105055
J2318049	Certificate of Analysis	Oct 24, 2023	C105055
J2318310	Certificate of Analysis	Oct 24, 2023	C105055
G2402030	Certificate of Analysis	Mar 14, 2023	C105055
C2304335	Certificate of Analysis	Mar 14, 2023	C105055
C2304347	Certificate of Analysis	Mar 14, 2023	C105055
C2304348	Certificate of Analysis	Mar 14, 2023	C105055
C2304346	Certificate of Analysis	Mar 14, 2023	C105055
F2320010	Certificate of Analysis	Mar 14, 2023	C105055
J2331020	Certificate of Analysis	Mar 14, 2023	C105055
K2323038	Certificate of Analysis	Mar 14, 2023	C105055
G2222217	Certificate of Analysis	Aug 01, 2022	C105055
E2230022	Certificate of Analysis	Jun 08, 2022	C105055
J2113532	Certificate of Analysis	Oct 22, 2021	C105055
G2222219	Certificate of Analysis	Oct 22, 2021	C105055

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Chemical and Physical Properties

Sensitivity	Moisture sensitive
Boil Point(°C)	600°C
Melt Point(°C)	1019°C
Molecular Weight	361.880 g/mol
XLogP3
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	0
Exact Mass	361.763 Da
Monoisotopic Mass	361.763 Da
Topological Polar Surface Area	88.600 Å²
Heavy Atom Count	7
Formal Charge	0
Complexity	62.200
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. Kong Kejian, Li An-Zhen, Wang Ye, Shi Qiujin, Li Jing, Ji Kaiyue, Duan Haohong. (2023) Electrochemical carbon–carbon coupling with enhanced activity and racemate stereoselectivity by microenvironment regulation. Nature Communications, 14 (1): (1-12).
2. Yanfei Fan, Ziyu Zhuang, Dandan Gao, Dongdong Li, Dewen Zeng. (2023) Revisiting the Solid–Liquid Phase Equilibrium of the Li2SO4 + Rb2SO4 + H2O and Li2SO4 + Cs2SO4 + H2O Systems. JOURNAL OF CHEMICAL AND ENGINEERING DATA, 68 (10): (2735–2741).
3. Jingxiao Liu, Dayi Yang, Fei Shi, Xiaoying Song, Guohao Cui, Huijun Sun, Chaofan Chen, Ziwei Tian, Meiyu Wang. (2023) In-situ synthesis of Pt-CsxWO3/SiO2 composite aerogel with synergistic effect of near-infrared shielding and low thermal conductivity for energy-saving window applications. JOURNAL OF SOLID STATE CHEMISTRY, 321 (123909).
4. Dayi Yang, Jingxiao Liu, Fei Shi, Yi Li, Jiaxiang Wan, Xinyu Yuan, Ziwei Tian, Meiyu Wang, Chuangchuang Ma. (2023) One-step solvothermal synthesis of CsxWO3: Crystal growth regulation by halogen acids with generating oxygen vacancies and W5+ for improving transparent thermal insulation performance. JOURNAL OF ALLOYS AND COMPOUNDS, 942 (169119).
5. Hao Cui, Richen Zhong, Zimeng Li, Huan Chen, Chang Yu, Yanxia Li, Yifan Ling. (2023) The temperature dependence of Raman intensity of aqueous species (SO42− and H3PO40): Implication for in situ fluid composition investigation at elevated temperature. CHEMICAL GEOLOGY, 617 (121261).
6. Huan Chen, Richen Zhong, Yuling Xie, Hao Cui, Chang Yu, Yifan Ling, Zimeng Li, Lamei Li. (2021) Solubility of K2SO4 in silica-saturated solutions and applications to determine the composition of ore-forming fluids. CHEMICAL GEOLOGY, 580 (120387).
7. Yaoguo Shen, Xiaoling Xue, Wenyuan Tu, Zhiqun Liu, Renwen Yan, Hong Zhang, Junrong Jia. (2020) Synthesis, Crystal Structure, and Characterization of a Noncentrosymmetric Sulfate Cs2Ca2(SO4)3. EUROPEAN JOURNAL OF INORGANIC CHEMISTRY, 2020 (10): (854-858).
8. Hui Chen, Yuanhang Ge, Sunjie Ye, Zhifeng Zhu, Yingfeng Tu, Denteng Ge, Zhao Xu, Wei Chen, Xiaoming Yang. (2020) Water transport facilitated by carbon nanotubes enables a hygroresponsive actuator with negative hydrotaxis. Nanoscale, 12 (10): (6104-6110).
9. Yanfei Fan, Dongdong Li, Dandan Gao, Dewen Zeng, Wu Li. (2020) Heat capacity of Rb2SO4(aq) and Cs2SO4(aq) solutions and thermodynamic modelling of (Rb2SO4 + H2O) and (Cs2SO4 + H2O) systems. JOURNAL OF CHEMICAL THERMODYNAMICS, 142 (106001).
10. Minglun Li, Bilin Zhuang, Yuyuan Lu, Zhen-Gang Wang, Lijia An. (2017) Accurate Determination of Ion Polarizabilities in Aqueous Solutions. JOURNAL OF PHYSICAL CHEMISTRY B, 121 (26): (6416–6424).
11. Yanfei Fan, Dandan Gao, Dongdong Li, Dewen Zeng. (2025) Dissolution and recrystallization of alum to separate cesium, rubidium and potassium using their different precipitation kinetics to reach higher purity than solubility equilibria based purity of MAl(SO4)2 (M = Cs, Rb, K). HYDROMETALLURGY, 233 (106454).
12. Yi Wang, Zilong Zhang, Ze Wang, Yan Zuo, Haichuan Zhou, Dongya Sun, Yuechan Li, Yujie Yan, Tong Feng, An Xie. (2025) Self-seeded growth of hexagonal-phase WO3 film by a one-step hydrothermal method for high-performance electrochromic energy storage devices. JOURNAL OF POWER SOURCES, 633 (236350).
13. Yanran Shang, Hongyuan Sha, Dongling Yang, Zhian Li, Zujian Wang, Chao He, Rongbing Su, Bin Su, Xiaoming Yang, Xifa Long. (2024) The design of a non-centrosymmetric structure in sulfates by cation-induced symmetry breaking. Journal of Materials Chemistry C,

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SKU	Size	Availability	Price
C105055-10g	10g	3	$89.90
C105055-50g	50g	3	$306.90
C105055-250g	250g	Available within 4-8 weeks(?) Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!	$1,072.90

Caesium sulfate - 99.9% metals basis, high purity , CAS No.10294-54-9