DIN 51399-1:2017 潤滑劑的試驗.添加劑中元素的含量、磨損和其他污染物的測定.第1部分:用感應耦合等離子體光學發射光譜法(ICP-OES)直接測定
Testing of lubricants - Determination of elements content in additives, wear and other contaminations - Part 1: Direct determination by optical emission spectral analysis with inductively coupled plasma (ICP OES)