7N ultra-pure helium gas
Contributing to cutting-edge industries with the highest purity guarantee in the industry.
Miniaturization of semiconductors and various analytical carrier gases used with gas chromatography devices. Used in the semiconductor industry and chemical industry for analytical purposes and purging applications.
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Tohoku Nihon Iwatani Gas Co., Ltd. is a high-pressure gas direct sales company focused on the cylinder business within the Iwatani Group's industrial gas operations. We are developing various businesses closer to the market. We have sales bases nationwide, primarily dealing with various high-pressure gases such as oxygen gas, nitrogen gas, argon gas, carbon dioxide gas, hydrogen gas, helium gas, and cutting gas developed for hydrogen applications, known as Hydrocut. We have established a rapid supply and safety system rooted more deeply in the local community.