Sumitomo Seika became the first Japanese company to produce standard gases, and the synthesis, purification, and analysis technologies for producing those gases have been highly regarded by our users. We supply cost-competitive high-purity gases that meet every user's needs, such as semiconductor gases and industrial gases used as basic material.
Digital catalogs:Digital catalogs will be displayed in a pop-up window. About use
For epitaxy, CVD, doping, etching, and cleaning
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Electronic Gases: SiH4 Silane
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Electronic Gases: SiH2Cl2 Dichloro Silane
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Electronic Gases: PH3 Phosphine
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Electronic Gases: B2H6 Diborane
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Electronic Gases: NH3 High-Purity Ammonia
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Electronic Gases: BCl3 Boron Trichloride
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Electronic Gases: HCl Hydrogen Chloride
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Electronic Gases: NO Nitric Oxide
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Electronic Gases: N2O Nitrous Oxide
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Electronic Gases: CH4 Methane
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Electronic Gases: CO Carbon Monoxide
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Electronic Gases: HBr Hydrogen Bromide
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Other Electronic Gases
For burner tests, gas lasers, and testing deoxidation of iron ore
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Mixed Gases: CO+N2 Carbon Monoxide+Nitrogen
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Mixed Gases: CO+He+N2 Carbon Monoxide+Helium+Nitrogen
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Mixed Gases: CH4+Ar Methane+Argon
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Mixed Gases: CO2+O2 Carbon Dioxide+Oxygen
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Mixed Gases: H2+CH4+C3H8 Hydrogen+Methane+Propane
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Other Mixed Gases
For various analysis and tests, checking the zero point on analysis instruments, and as carrier gases
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High-Purity Gases: N2 Nitrogen
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High-Purity Gases: Air :Synthetic Air
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High-Purity Gases: H2 Hydrogen
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High-Purity Gases: O2 Oxygen
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High-Purity Gases: He Helium
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High-Purity Gases:Ar Argon
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High-Purity Gases: CH4 Methane
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High-Purity Gases: CO Carbon Monoxide
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High-Purity Gases: NO Nitric Oxide
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High-Purity Gases: Ne Neon
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High-Purity Gases: Kr Krypton Gas
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High-Purity Gases: Xe Xenon
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Other High-Purity Gases
For measuring air pollution levels, various plant controls, monitoring odors, and calibration of medical and other equipment, For measurement of toxic air pollutants, photochemical smog monitoring stations, measurement of indoor air pollution, and measurement of compliance with new automotive exhaust regulations
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Standard Gases: CO/N2 Carbon Monoxide/Nitrogen
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Standard Gases: NO/N2 Nitric Oxide/Nitrogen
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Standard Gases: CO2/N2 Carbon Dioxide/Nitrogen
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Standard Gases: SO2/N2 Sulfur Dioxide/Nitrogen
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Standard Gases: C3H8/N2 Propane/Nitrogen
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Standard Gases: CO2+O2/N2 Carbon Dioxide+Oxygen/Nitrogen
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Standard Gases: NH3/N2 High-Purity Ammonia
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Standard Gases: H2S/N2 Hydrogen Sulfide/Nitrogen
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Standard gases for atmospheric and ecological environment measurements (HAPs, PAMS, NMOG, IAP, etc.)
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Other Standard Gases
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Precision Pressure Regulator
- Precision Pressure Regulator for Various Gases
For plastic lens monomer, metals refining, bleaching, various tests,and sterilizing
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Gases for precision Industries: H2S : Hydrogen Sulfide
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Gases for precision Industries: SO2 Sulfur Dioxide
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Gases for precision Industries: NO : Nitric Oxide
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Gases for precision Industries: NO2 Nitrogen Dioxide
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N2O (Laughing gas Sumitomo Seika)
- For general anesthesia (Japanese Pharmacopoeia)
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FUMIGATET (C2H4O/CO2)
- For sterilizing medical instrument and fumigation
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Gases used in daily life: DME (Dimethylether)
- For aerosol propellants
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Gases used in daily life: SO2 Sulfur Dioxide
- For food preservation
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Gases used in daily life: NO2 Nitrogen Dioxide
- For food additives (Blowing agent)
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