Standard Test Methods for Determination of Carbon, Sulfur, Nitrogen, and Oxygen in Steel, Iron, Nickel, and Cobalt Alloys by Various Combustion and Fusion Techniques— 24 стр.
Characterization of waste - Static test for determination of acid potential and neutralisation potential of sulfidic waste; German version EN 15875:2011 + AC:2012— 28 стр.
Characterization of waste - Static test for determination of acid potential and neutralisation potential of sulfidic waste; German version EN 15875:2011— 29 стр.