JCSS Standard Gases
Japan Calibration Service System (JCSS) system is required for measurement certification.
We are certified as a registered business operator of standard gas, and we can deliver standard gas that is traceable to national standards together with a certificate.
JCSS Standard Gases
| Kind | Range | Uncertainty ( % ) | |
|---|---|---|---|
| First Class Standard Gas | Second Class Standard Gas | ||
| CH4 - Air | 1 vol ppm ～ 50 vol ppm | ± 1.0 | ± 2.0 |
| C3H8 - Air | 3.5 vol ppm ～ 500 vol ppm | ± 1.0 | ± 2.0 |
| C3H8 - N2 | 150 vol ppm ～ 1.5 vol % | ± 1.0 | ± 2.0 |
| CO - N2 | 3 vol ppm ～ 50 vol ppm | ± 1.0 | ± 2.5 |
| ＞50 vol ppm ～ 15 vol % | ± 1.0 | ± 2.0 | |
| CO2 - N2 | 300 vol ppm ～ 16 vol % | ± 1.0 | ± 2.0 |
|
NO - N2 |
0.5 vol ppm ～ 1vol ppm | ± 2.0 | ± 5.0 |
| ＞1 vol ppm ～ 5 vol ppm | ± 1.5 | ± 2.5 | |
| > 5 vol ppm ～ 30 vol ppm | ± 1.0 | ± 2.5 | |
| > 30 vol ppm ～ 5 vol % | ± 1.0 | ± 2.0 | |
| NO2 - Air | 5 vol ppm ～ 50 vol ppm | ± 5.0 | |
| O2 - N2 | 1 vol % ～ 25 vol % | ± 1.0 | ± 2.0 |
|
SO2 - N2 |
0.5 vol ppm ～ 1 vol ppm | ± 5.0 | |
| ＞1vol ppm ～ 50 vol ppm | ± 1.5 | ± 2.5 | |
| ＞50 vol ppm ～ 1 vol % | ± 1.0 | ± 2.0 | |
Zero Point Adjustment Standard Gases (Zero Gases)
| Kind | Quality |
|---|---|
| Zero Point Adjustment Standard Gases for Exhaustsource ( Air or Nitrogen ) |
Gases whose coexistent components are 0.5 vol ppm max. of CH4. 1.0 vol ppm max. of CO, 1.0 vol ppm max. of CO2, 0.1 vol ppm max. of SO2 and 0.1 vol ppm max. of NO+NO2. |
| Zero Point Adjustment Standard Gases for Environment Monitoring ( Air ) | Gases whose coexistent components are 0.005 vol ppm max. of SO2 and 0.005 vol ppm max. of NO+NO2. |
Semiconductor Gases
We produce special material gases for manufacturing semiconductor products such as ICs, memories, liquid crystals, and solar cells.
NH3, CO, NO, C3H6, Etc.
Specialty Gases
We produce standard gases based on specialty gas analysis criteria, mixed industrial material gases, and high-purity gases.
JCSS Standard Gases, Liquefied Pure Gases, Compressed Pure Gases, Standard Gases, Mixed Gases, Standard Measuring, Precision Pressure Regulator, Liduefied gas regulating valve
Gas Chemicals
We produce mainly sulfur-containing organic materials (industrial chemicals) used as industrial raw materials and electronic materials, and gas products (chemical gases) for food applications.
Industrial Chemicals (Thiophenol, Thioanisole, Sulfolane, Thionyl Chloride, Sulfuryl Chloride)
Engineering
We produce gas generators and gas recovery and purification systems that use PSA technology.
PSA Oxygen Gas Generators, High Purity Hydrogen Gas, Etc.
