Cesium Price — China Factory EXW 2026

Cesium price Spec: China national standards

China EXW, VAT excluded

Newest China EXW USD 4,477.88 / MT · VAT excluded unchanged as of 20210322

Newest Price 4,477.88

Price Date 20210322

Day's Change 0

Day's Range 4,477.88 - 4,477.88

Month's Change -3,716.81

Month's Range 4,477.88 - 761.06

Year's Change -362.83

Year's Range 4,477.88 - 4,840.71

The cost structure is dominated by the scarcity of high-grade ore and the complexity of reduction, not just purification. The fact that direct ore reduction is feasible industriall...

Also known as caesium, CESIUM ICP STANDARD TRACEABLE TO SRM FRO, Cesium Metal in breakseal ampoule, CESIUM STANDARD SOLUTION 100 ML

Opinions

How is cesium metal produced and purified, and what are the cost implications?

The cost structure is dominated by the scarcity of high-grade ore and the complexity of reduction, not just purification. The fact that direct ore reduction is feasible industrially suggests that with sufficient pollucite supply, production costs could be lower than the retail metal price suggests, highlighting the margin potential for integrated producers.

What are the key supply-demand dynamics and price drivers for cesium metal and cesium salts?

The cesium market's opacity itself is a risk factor. Buyers should note that while metal prices are high, cesium salts used in bulk applications are comparatively cheaper. The real value lies in the niche, high-margin applications like formate brines and precision timing, where the monopolistic supplier holds significant pricing power.

What are the main industrial applications of cesium, and how do they influence demand?

The dual-use nature of cesium—both stable and radioactive isotopes—creates a bifurcated market. While the stable form is critical for civilian tech, the radioactive Cs-137 is a nuclear fission byproduct with its own supply chain and regulatory hurdles. Investors should distinguish between these two very different markets when assessing opportunities.

Cesium price context

What drives Cesium prices

How is cesium metal produced and purified, and what are the cost implications?: The cost structure is dominated by the scarcity of high-grade ore and the complexity of reduction, not just purification. The fact that direct ore reduction is ...

What are the key supply-demand dynamics and price drivers for cesium metal and cesium salts?: The cesium market's opacity itself is a risk factor. Buyers should note that while metal prices are high, cesium salts used in bulk applications are comparative...

How we assess Cesium price

China factory / mainstream market EXW quotes (VAT excluded where shown) - not a single global public index

Regional and specification detail so buyers can compare like-for-like grades

Landed cost figures from our calculator are planning estimates, not a customs ruling

Overview

Cesium (Cs, CAS 7440-46-2) is a soft, gold-colored alkali metal with a melting point of 28.5 °C, making it liquid at near-room temperature. It is highly reactive, oxidizing rapidly in air and reacting vigorously with water to release hydrogen. Cesium is best known for its role in atomic clocks, where the cesium-133 isotope defines the international standard second.

Timekeeping: cesium-133 atomic transitions provide the basis for the global definition of the second, used in atomic clocks.
Electronics & optics: cesium compounds are used in vacuum devices, photoelectric cells, and specialty glass.
Chemical synthesis: cesium salts such as carbonate and sulfate serve as catalysts and reagents.
Energy: cesium compounds are explored in perovskite solar cell and new energy material applications.
Oil & gas: cesium formate is used in high-density drilling and completion fluids.

China holds a dominant position in the global cesium supply chain, with integrated production spanning cesium ore mining to refined salts. Domestic capacity is concentrated in high-purity grades, and the country is a major exporter of cesium chemicals. Demand is growing from emerging sectors such as perovskite photovoltaics.

Key domestic producers:
Sinomine Resource Group – leading integrated cesium producer with global capacity share.

Properties

Name

Cesium

caesium

CESIUM ICP STANDARD TRACEABLE TO SRM FRO

Cesium Metal in breakseal ampoule

CESIUM STANDARD SOLUTION 100 ML

CAS Number

7440-46-2

EINECS No.

231-155-4

Risk Codes

S26;S45;S43;S36/37/39;S16;S8

Safety Description

R36/38;R34;R14/15;R11

HS Code

2805190000

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