DIN EN ISO 17226-2 : 2019现行
Leather – Chemical determination of formaldehyde content – Part 2: Method using colorimetric analysis (ISO 17226-2:2018); German version EN ISO 17226-2:2019
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
ISO 17226-2:2018 - Identical
EN ISO 17226-2 : 2008 COR 2009 - Identical
EN ISO 17226-2 : 2019 - Identical
ISO 17226-2:2018 - Identical
EN ISO 17226-2 : 2019 - Identical
EN ISO 17226-2 : 2008 COR 2009 - Identical
