IP 473: Determination of the composition of liquefied petroleum gases - Gas chromatography method

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  • Method adopted/last revised: 2002
  • Method reapproved: 2009
  • REF/ISBN: IP473-2935231
  • Status: Current
  • First printed in STM books: January 2002

Scope

This standard specifies a method to determine the composition of liquefied petroleum gases (LPG) by gas chromatography in the range C2, to C5, individually or as mixtures. There is a precision statement for the determination of the concentration of 1:3 butadiene up to 0,7 % mol.

The method does not have precision statements for the determination of the concentration of acetylene, propadiene and cyclopropane.

This method is not applicable for the analysis of polymer grade propene.

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