State standard samples (GSO)
List of calibration gas mixtures produced by JS “VNIIUS”
| Name of GSO | Components and concentration range |
| GSO 10632-2015 standard sample of artificial gas mixture of inert and permanent gases in helium (1 grade) | Oxygen 0.0001-30 % vol. Carbon dioxide 0.0001-5 % vol. Propane 0.00016 % vol. (in helium) |
| GSO 10633-2015 standard sample of artificial gas mixture of inert and permanent gases in nitrogen (1 grade) | Hydrogen 0.0001-20 % vol. Oxygen 0.0001-30 % vol. Carbon dioxide 0.0001-5 % vol. Carbon oxide 0.0001-0.001% vol. Propane 0.00016 % vol. (in nitrogen) |
| GSO 10634-2015 standard sample of artificial gas mixture of hydrocarbon gases in nitrogen
(1 grade) |
Benzene 0.001-0.05 % vol. Ethylene 0.001-0.5 % vol. Hexane 0.001-0.6 % vol. (in nitrogen) |
| GSO 10635-2015 standard sample of artificial gas mixture of inert and permanent gases in argon (1 grade) | Hydrogen 0.0001-20 % vol. Carbon dioxide 0.0001-5 % vol. (in argon) |
| GSO 10636-2015 standard sample of artificial gas mixture of hydrocarbon gases in argon — (2 grade) | Methane 0.0005-0.3 % vol. Ethane 0.0005-0.3 % vol. Ethylene 0.0005-0.3 % vol. Acetylene 0.0005-0.3 % vol. Hydrogen 0.0025-0.3 % vol. Carbon oxide 0.005-1.5 % vol. Nitrogen 0.01-5.5 % vol. Oxygen 0.01-5 % vol. Carbon dioxide 0.01-2.5 % vol. (in argon) |
| GSO 10637-2015 standard sample of artificial gas mixture of hydrocarbon gases in air — (1 grade) | Benzene 0.001-0.05 % vol. Ethylene 0.001-0.5 % vol. Hexane 0.001-0.6 % vol. (in air) |
| GSO 10638-2015 standard sample of artificial gas mixture of inert and permanent gases in air-
(1 grade) |
Carbon oxide 0.0005-0.1 % vol. Methane 0.0005-0.1 % vol. Hydrogen 0.0005-0.1 % vol. (in air) |
| GSO 10639-2015 standard sample of artificial gas mixture of sulfur-containing gases — (1 grade) | Hydrogen sulfide 0.00053 % vol. (in helium
or nitrogen) |
| GSO 10640-2015 standard sample of artificial gas mixture of sulfur-containing gases- (2 grade) | Hydrogen sulfide 0.0005-0.1 % vol. Methyl mercaptan 0.0005-0.1 % vol. Ethyl mercaptan 0.005-0.1 % vol. Propyl mercaptan 0.0005-0.1 % vol. iso-Propyl mercaptan 0.0005-0.1 % vol. Butyl mercaptan 0.0005-0.1 % vol. iso-Butyl mercaptan 0.0005-0.1 % vol. sec.-Butyl mercaptan 0.0005-0.1 % vol. tert.- butyl mercaptan 0.0005-0.1 % vol. Carbonyl sulfide 0.0005-0.1 % vol. (in helium or nitrogen) |
| GSO 10641-2015 standard sample of artificial gas mixture – natural gas simulator — (1 grade) | Ethane 0.001-15 % mol. Propane 0.0056 % mol. iso-Butane 0.0014 % mol. n-Butane 0.0014 % mol. neo-Pentane 0.000001-0.05 % mol. iso-Pentane 0.0012 % mol. n-Pentane 0.0012 % mol. n-Hexane 0.0051 % mol. n-Heptane 0.000001-0.25 % mol. n-Octane 0.000001-0.05 % mol. Benzene 0.000001-0.05 % mol. Toluene 0.001-0.05 % mol. Carbon dioxide 0.005-10 % mol. Nitrogen 0.005-15 % mol. Helium 0.000001-0.5 % Hydrogen 0.000001-0.5 % mol. Oxygen 0.000001-2 % mol. Methane 35-99.97 % mol. |
| GSO 10260-2013 standard sample of artificial gas mixture of carbon dioxide and air (1 grade) | Carbon oxide 0.001-0.5% vol. (in air) |
| GSO 10261-2013 standard sample of artificial gas mixture of methane and air (1 grade) | Methane 0.00025-2.5 % vol. (in air) |
Note: All multi-component GSO may consist of any number of components (from the list) according to the Customer’s choice.