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.
Steel and iron. Determination of total carbon and sulfur content. Infrared absorption method after combustion in an induction furnace (routine method)— 30 стр.
BS ISO 22526-2. Plastics. Carbon and environmental footprint of biobased plastics. Part 2. Material carbon footprint, amount (mass) of CO2 removed from the air and incorporated into polymer molecule— 16 стр.