[source: Jufang Wu Ludvigsson, et al., Core–shell column Tanaka characterization and additional tests using active pharmaceutical ingredients, J. Sep Sci., 2016, 39(23), 4520-4532]
[source: Colin F. Poole, Reversed-phase liquid chromatography system constant database over an extended mobile phase composition range for 25 siloxane-bonded silica-based columns, J. Chrom. A, 1600(2019), 112-126]