Liquefied petroleum gases - Calculation method for density and vapour pressure - Amendment 1 (ISO 8973:1997/DAM 1:2019); German and English version EN ISO 8973:1999/prA1:2019
Liquefied petroleum gases - Calculation method for density and vapour pressure (ISO 8973:1997 + Amd 1:2020); German version EN ISO 8973:1999 + A1:2020— 14 стр.