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Table 2 Characteristics of the tested stationary phases

From: An alternative methodology for the determination of the radiochemical purity of 11C-methionine

Column Model Size (mm) Surface area (m2/g) Pore size (nm) Carbon loading (%)
EP characteristics 5 μm 250 × 4.6 220 8 6.2
Phenomenex (PH) Phenosphere ODS(1) - 5 μm 250 × 4.6 220 8 7
Mancherey & Nagel (MN) EC250/4.6 Nucleodur 100–5 C18ec - 5 μm 250 × 4.6 340 11 17.5