ASTM D1945 – Natural Gas Analysis

Analyzer Description

3-valve, 4-column (packed), TCD
Sample type:
Natural gas
Components separated:
Isobutane, n-butane, isopentane, n-pentane, carbon dioxide, ethane, hydrogen sulfide, n-propane, argon/oxygen composite, nitrogen, methane
Lower detection limits:
100 ppm for most components, 400 ppm for propane, 500 ppm for hydrogen sulfide
Methods met:
ASTM D1945, Wasson-ECE 192

Typical Chromatogram

ASTM D1945 Chromatogram

Key Features and Benefits

  • An additional TCD and valve may be added for helium and hydrogen analysis