Features
Base material:
- silica 60, specific surface (BET) ~ 500 m2/g
- mean pore size 60 Å
- specific pore volume 0.75 mL/g
- particle size 5–17 μm
- pH stability 2–10
Indicator:
- acid-resistant product with a pale blue fluorescence for short-wave UV (254 nm)
- UV-absorbing substances apppear as dark-blue to black spots on a light-blue background.
- Silanized silica with dimethyl modification, carbon content 4 %
Order of polarity: silica > DIOL > NH2 > CN > RP-2 > C18-50 > RP-18 W > C18-100
Normal phase or reversed phase separation modes with purely organic, organic – aqueous or purely aqueous eluents.
Recommended application: active plant constituents, steroids.