Natural Gas Standard #3
By Restek
Available in three mixes, from lean to rich. Each has an extended list of C6+ components. Mini-regulator designed specially for these standards.
- Concentration: mole
- Volume: 5.5L @ 75 psig
- Ideal Heating Value (Dry BTU/SCF): 1,317 gross
Compound, % of each compound*
Nitrogen, 5.000%
Carbon dioxide, 1.500%
Methane UHP, 70.000%
Ethane UHP, 9.000%
Propane, 6.000%
Isobutane, 3.000%
N-Butane, 3.000%
Isopentane, 1.000%
N-Pentane, 1.000%
Hexanes plus**, 0.500%
*Precise concentrations are provided on the data sheet included with each cylinder and may vary slightly from those listed here.