TLC plates (Figure 1, Left) are typically glass with a silica ... making the compound stick more strongly to the silica (specifically the oxygens bound to silicon). Chlorophyll (green), which contains ...

These extracts were spotted onto Thin Layer Chromatography (TLC) plates to determine presence or absence of ... would normally find in the leaves (e.g., beta-carotene, pheophytin, chlorophyll-a, ...