coated tip
coated tip
coated tip
coated tip
HPTLC pre-coated plate silica gel 60 F254 with concentrating zone (1.13728.0001, 1.13727.0001)
[A] toluene; [B] petroleum benzene 40-60 °C; (40:60, A:B)
7 cm
normal chamber without chamber saturation
5 μL
in situ evaluation with TLC/HPTLC scanner (Camag) UV 366 nm. (spray reagent: MnCl2-sulfuric acid heated up to 110° C for 5 min)