CHROMABOND SPE Columns, C18, 500mg, 6mL, 45µm, 60ÅOctadecyl modified silica phase for SPE, not endcapped ed
Features:
Base material silica, pore size 60 Å, particle size 45 µm for C18, 100 µm for C18 f (for fast flow),
specific surface 500 m2/g, pH stability 2–8
octadecyl phases, not endcapped, carbon content 14 %
similar to C18 ec, however possesses more free silanols (SiOH), which allow secondary interactions with polar groups of the analytes
Recommended application:
Nonpolar compounds
Pesticides