Testing of gaseous fuels and other gases - Determination of mercury content - Part 2: Combustion using the modified Lingener method; Atomic absorption spectrometry (AAS)— 5 стр.
Testing of mineral oils and fuels - Determination of sulfur content (total sulfur) - Part 4: Combustion according to the Lingener method, visual titration, turbidmetric-titration— 5 стр.