ASTM International Standard Specification for Liquefied Petroleum (LP) Gases ASTM D1835-16

This specification covers liquefied petroleum gases consisting of propane, propene (propylene), butane, and mixtures of these materials. The products are intended for use as domestic, commercial and industrial heating, and engine fuels. Care must be taken to in sampling of the liquefied gases for test results to be significant. All four types of liquefied petroleum gases covered by this specification should conform to the specified requirements for vapor pressure, volatile residue, residue matter, relative density, and corrosion.