ASTM D7423 – Determination of Oxygenates in C2 through C5 Hydrocarbon Matrices

Analyzer Description

Gas sampling valve / liquid sampling valve / auto-injector, Deans Switch / switching valve, 2-capillary columns, FID
Sample type:
Hydrocarbon matrices with a final boiling point less than 200°C
Components separated:
Dimethyl ether, ETBE, MTBE, DIPE, SBME, TAME, methanol, acetone, ethanol, isopropanol, n-propanol, isobutanol, 2-butanol, n-butanol, t-amyl alcohol
Lower detection limit:
0.5 ppm
Methods met:
ASTM D7423, Wasson-ECE 253

Typical Chromatogram

ASTM D7423 Chromatogram

Key Features and Benefits

  • Additional oxygenates not on the list may be identified.
  • Can be configured with a switching valve or Deans switch.
  • Additional methods can be added to the same system.