TLC Plates Nano-SIL CN UV254, 10x20cm
Nano-SIL CN cyano-modiied HPTLC silica layers Technical characteristics Nano silica 60, mean pore size 60Å, specific surface (BET) ~ 500 m2/g, specific pore volume 0.75mL/g, pH stability 2–8, particle size 2–10μm Indicator: acid-resistant product with a pale blue fluorescence for short-wave UV (254nm), UV-absorbing substances appear as dark-blue to black spots on a light-blue background Modification Cyanopropyl modification, carbon content 5.5% Order of polarity: silica > DIOL > NH2 > CN > RP-2 > C18-50 > RP-18 W > C18-100 Recommended application Normal Phase or Reverse Phase separation modes depending on the polarity of the developing solvent Steroid hormones, phenols, preservatives