Leather - Chemical determination of formaldehyde content - Part 1: Method using high performance liquid chromatography (ISO/DIS 17226-1:2017); German and English version prEN ISO 17226-1:2017
Leather - Chemical determination of formaldehyde content - Part 1: Method using high performance liquid chromatography (ISO 17226-1:2018); German version EN ISO 17226-1:2019— 15 стр.