Commodity Chemicals Industrial Gases

Toa Techno-Gas Co., Ltd. carries a variety of industrial gases from oxygen, to nitrogen, argon and more.

Main Products


Colorless, tasteless and odorless, oxygen comprises approximately 21% of the air. It is extremely chemically active, with a strong oxidizing ability (flammable), and combines with other chemicals.


Colorless, tasteless and odorless, nitrogen comprises approximately 78% of the air. As it is chemically inactive at room temperature, it is used in a variety of applications, including explosive-proof, and anti-oxidation.


It has the characteristic of being completely inert, and will not combine with other elements even under high temperature or pressure. Comprises only 0.93% of the air.


Colorless, tasteless, odorless.High heat conductivity, little viscosity, and diffuses rapidly even in materials such as metals.

Carbon dioxide gas

Colorless, odorless and inflammable. Dissolves in water and becomes carbonated water, which reacts with other substances, but the dried form is an inactive gas that does not react with other substances.

Mixed gas

Shield gas for welding. We provide the most optimal gas for all welding applications. It is marketed under the product name of Seal King (argon + carbon dioxide gas).

Toa Techno-Gas Co., Ltd.

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