Liquid petroleum products - Bio-lubricants - Criteria and requirements of bio-lubricants and bio-based lubricants; German version EN 16807:2016— 18 стр.
Bio-based products - Bio-based carbon content - Determination of the bio-based carbon content using the radiocarbon method; German version EN 16640:2017— 36 стр.
Bio-based products - Bio-based carbon content - Determination of the bio-based carbon content using the radiocarbon method; German version EN 16640:2017— 37 стр.