GB/T 39560.301-2020
电子电气产品中某些物质的测定 第3-1部分:X射线荧光光谱法筛选铅、汞、镉、总铬和总溴
Determination of certain substances in electrical and electronic products—Part 3-1: Screening lead, mercury, cadmium, total chromium and total bromine by X-ray fluorescence spectrometry
GBT39560.301-2020, GB39560.301-2020