“…Liping et al [ 74 ] found Cr, Zn, Cu, Tl, Sb, and Cd in Malinzi by inductively coupled plasma-optical emission spectrometry (ICP-OES) with microwave digestion. Malinzi macerated with 5.0 % NaOH aqueous solution using the alkaline-acid method, and vitisin A-13- O -β- d -glucoside (31) was separated by the semi-preparative HPLC [ 42 ].…”