TLC Plates, ALUGRAM NANO SIL NH2/UV 4x8cm
Nano-SIL NH2 amino-modified HPTLC silica layers Technical characteristics Nano silica 60, mean pore size 60Å, specific surface (BET) ~ 500m2/g,specific pore volume 0.75 mL/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 Aminopropyl modiication, carbon content 3.5% Order of polarity: silica > DIOL > NH2 > CN > RP-2 > C18-50 > RP-18 W > C18-100 Layer can be wetted equally well with pure water as with organic solvents Recommended application Vitamins, sugars, steroids, purine derivatives, xanthines, phenols, nucleotides and pesticides