This standard describes a procedure for the assessment of whether liquefied petroleum gas (LPG) hydrocarbons consisting predominantly of propane and/or propane are sufficiently dry to avoid difficulties in pressure-reducing systems installed in domestic, industrial and automotive LPG applications.
DS/EN ISO 13758:1997 history
1997DS/EN ISO 13758:1997 Liquefied petroleum gases - Assessment of the dryness of propane - Valve freeze method