
TESTING OF LEATHER; DETERMINATION OF THE CONTENTS OF ORGANIC AND INORGANIC MATERIALS EXTRACTABLE BY WASHING OUT (LOSS OF WEIGHT BY WASHING OUT)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
TESTING OF LEATHER; DETERMINATION OF THE CONTENTS OF ORGANIC AND INORGANIC MATERIALS EXTRACTABLE BY WASHING OUT (LOSS OF WEIGHT BY WASHING OUT)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻