7 O Chem Column Chromatography (cc)
24:07
5 O Chem Fractional Distillation (CC)
23:09
Thin Layer Chromatography (TLC) with Mark Niemczyk, Ph.D
24:43
1 O Chem Melting Point ALL with Graphics (CC)
9:31
A Brief Introduction to Packing, Loading and Running Chromatography Columns
7:23
Flash Chromatography 101
21:28
Processus de fabrication de fausses jambes et de faux pieds de 8000$ pour des personnes sans jambes
13:50
3 O Chem Vacuum Filtration (CC)
22:39