
SOIL QUALITY - DETERMINATION OF EFFECTIVE CATION EXCHANGE CAPACITY (CEC) AND EXCHANGEABLE CATIONS USING A HEXAMMINECOBALT TRICHLORIDE SOLUTION
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
EN ISO 23470 : 2011 - Identical
ISO 23470 : 2007 - Identical
EN ISO 23470 : 2011 - Identical
ISO 23470 : 2007 - Identical