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Cesium hydroxide

CAS No.
35103-79-8
Chemical Name:
Cesium hydroxide
Synonyms
CESIUM HYDROXIDE MONOHYDRATE;CAESIUM HYDROXIDE;Cesium hydrate;cesium carbonate <5%;Cesium monohydroxide;CESIUM HYDROXIDE, 99.9%;CESIUM HYDROXIDE, HYDRATE;CESIUM HYDROXIDE 1-HYDRATE;CesiumHydroxide,50%Solution;cesium hydroxide monohydrat
CBNumber:
CB5352061
Molecular Formula:
CsH3O2
Molecular Weight:
167.93
MDL Number:
MFCD00149664
MOL File:
35103-79-8.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-06-30 17:22:44

Cesium hydroxide Properties

Melting point 272.3 °C
Density 3.68 g/mL at 25 °C(lit.)
solubility Water (Slightly)
form Powder
color Dark green to brown to black to bluish-red
Water Solubility SOLUBLE WITH EXOTHERMIC REACTION
Sensitive Air Sensitive & Hygroscopic
Merck 14,2013
Exposure limits ACGIH: TWA 2 mg/m3
NIOSH: TWA 2 mg/m3
InChI InChI=1S/Cs.2H2O/h;2*1H2/q+1;;/p-1
InChIKey ABSOMGPQFXJESQ-UHFFFAOYSA-M
SMILES [Cs]O.O
CAS DataBase Reference 35103-79-8(CAS DataBase Reference)
UNSPSC Code 12352302
NACRES NA.23

SAFETY

Risk and Safety Statements

Symbol(GHS)  Corrosion (GHS05)Exclamation Mark (GHS07)
GHS05,GHS07
Signal word  Danger
Hazard statements  H302-H314
Precautionary statements  P260-P270-P280-P301+P312-P303+P361+P353-P305+P351+P338
PPE Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
Hazard Codes  C
Risk Statements  22-35
Safety Statements  26-36/37/39-45-37/39-27
RIDADR  UN 2681 8/PG II/III (CAESIUM HYDROXIDE SOLUTION)
RIDADR  UN 2682 8/PG II (CAESIUM HYDROXIDE)
WGK Germany  3
RTECS  FK9800000
3
HazardClass  8
PackingGroup  II
HS Code  28259090
Storage Class 8A - Combustible corrosive hazardous materials
Hazard Classifications Acute Tox. 4 Oral
Skin Corr. 1A
Limited Quantities 1 Kg (2.2 lbs) (solid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)
NFPA 704
0
3 1

Cesium hydroxide price More Price(37)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 516988 Cesium hydroxide monohydrate 99.95% trace metals basis 35103-79-8 5g $61.8 2026-04-30 Buy
Sigma-Aldrich 516988 Cesium hydroxide monohydrate 99.95% trace metals basis 35103-79-8 25g $230 2026-04-30 Buy
Usbiological 236836 Cesium Hydroxide Monohydrate 35103-79-8 25g $243 2026-06-03 Buy
Usbiological 236836 Cesium Hydroxide Monohydrate 35103-79-8 100g $490 2026-06-03 Buy
TRC TRC-C280010-5G Cesium Hydroxide Monohydrate 35103-79-8 5g $72 2026-06-03 Buy
Product number Packaging Price Buy
516988 5g $61.8 Buy
516988 25g $230 Buy
236836 25g $243 Buy
236836 100g $490 Buy
TRC-C280010-5G 5g $72 Buy

Cesium hydroxide Chemical Properties,Uses,Production

Chemical Properties

white crystalline powder

Uses

Cesium hydroxide monohydrate can be used as a strong electrolyte for the battery and it also can be used as polymerization catalyst. It is also used as a raw materials for manufacturing various cesium salts and Catalyst.

103-16-2
35103-79-8
Synthesis of Cesium hydroxide from Monobenzone

Cesium hydroxide Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 206)Suppliers
Supplier Tel Email Country ProdList Advantage
Shanghai Huayu Industrial Co., Ltd. 021-57468119 18917588395 3346096010@qq.com China 39 58
Shanghai YouPeng Chemical Co. Ltd. 021-69005955 13701776567; youpengchem@163.com China 4153 56
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Beijing Ouhe Technology Co., Ltd 13552068683 13522913783 2355560935@qq.com China 11777 60
JinYan Chemicals(ShangHai) Co.,Ltd. 13817811078 sales@jingyan-chemical.com China 9963 60
Shandong Xiya Chemical Co., Ltd 13355009207 13355009207 3007715519@qq.com China 18722 57
Sichuan Kulinan Technology Co., Ltd 400-1166-196 18981987031 cdhxsj@163.com China 11674 57

View Lastest Price from Cesium hydroxide manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Cesium Hydroxide Monohydrate pictures 2026-06-30 Cesium Hydroxide Monohydrate
35103-79-8
1kg 98% 1000kg Shaanxi Dideu New Materials Co. Ltd
Cesium Hydroxide Monohydrate pictures 2026-05-28 Cesium Hydroxide Monohydrate
35103-79-8
$10.00 1KG 98% 10 ton Hebei Chuanghai Biotechnology Co,.LTD
Cesium hydroxide pictures 2025-06-27 Cesium hydroxide
35103-79-8
1KG 99% 500000kg Hebei Chuanghai Biotechnology Co., Ltd

Cesium hydroxide Spectrum

Cesium hydroxide monohydrate, 99.95% metals basis CESIUM HYDROXIDE MONOHYDRATE, CABOT HIG& cesium hydroxide monohydrat Cesium hydrate CESIUM HYDROXIDE, HYDRATE CESIUM HYDROXIDE MONOHYDRATE, CABOT & CesiumHydroxide,50%Solution Cesium hydroxide monohydrate. 99+% CESIUM HYDROXIDE 1-HYDRATE Cesium hydroxide monohydrate, for analysis, 99.5% CesiuM hydroxide Monohydrate, for analysis, 99.5% 250GR CesiuM hydroxide Monohydrate, for analysis, 99.5% 50GR CesiuM hydroxide Monohydrate, 99.95%, (trace Metal basis), for analysis CESIUM HYDROXIDE MONOHYDRATE, 99.9% TRACE METALS BASIS CesiuM hydroxide Monohydrate >=95.0% (T) CesiuM hydroxide Monohydrate 99.95% trace Metals basis CESIUM HYDROXIDE MONOHYDRATE , CESIUM CARBONATE <5% Cesium hydroxide monohydrate, 96%: cesium carbonate <5% Cesium hydroxide monohydrate, 99.5%, for analysis Cesium hydroxide monohydrate, for analysis cesium carbonate <5% CESIUM HYDROXIDE, 99.9% Cesium hydroxide hydrate ,99.5% CESIUM HYDROXIDE, 99.9%CESIUM HYDROXIDE, 99.9%CESIUM HYDROXIDE, 99.9%CESIUM HYDROXIDE, 99.9% Cesium hydroxide monohydrate, 99.5% Cesium hydroxide ISO 9001:2015 REACH Cesium hydroxide, monohydrate (9CI) Cesium monohydroxide CAESIUM HYDROXIDE CESIUM HYDROXIDE MONOHYDRATE 35103-79-8 35103-78-8 CsOHH2O CsHOH2O HCsOH2O Synthetic Reagents Inorganic Bases Cesium SaltsChemical Synthesis Inorganic Bases Metal and Ceramic Science Salts Synthetic Reagents K00001