Chromatography? › Forums › PEBC › Evaluating Exam (EE) › Chromatography? This topic contains 0 replies, has 0 voices, and was last updated by ioew23 9 months, 1 week ago. Author Posts August 28, 2017 at 2:29 PM - Views: 76 #3165 ioew23 Hi Does anyone know an online resource for Chromatography , spectrophotometry, HPLC…..etc? I want it simple and to the point Thanks guys Author Posts You must be logged in to reply to this topic.