HPTLC pre-coated plate RP-18 WF 254s with concentrating zone (1.13124.0001)
[A] methanol; [B] water; (80:20, A:B) containing 0.1 M lithium chloride
7 cm
normal chamber without chamber saturation
2 μL (0.05%)
in situ evaluation with TLC/HPTLC scanner (Camag) UV 254 nm