DIN CEN/TS 16318:2012 肥料 微量元素的测定 通过光度法(方法 A)和离子色谱法与分光光度法检测(方法 B)测定铬(VI);德文版 CEN/TS 16318:2012
Fertilizers - Determination of trace elements - Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B); German version CEN/TS 16318:2012