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MACHEREY-NAGEL 721402.3 Resolvosil BSA-7 HPLC 1 Guard Column, Analytical, 4 mm Length, 3 mm ID, USP L75

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End capped, pore size 100 Å, particle size 5 µm
Separation mechanism based on hydrophobic (van der Waals) interactions, slight residual silanol interactions
Wide acceptance as routine packing for very different fields of chromatography
One of the first spherical silicas used in HPLC

NUCLEOSIL is a family of totally porous spherical silicas with a very pure and uniform SiO2 structure.

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MACHEREY-NAGEL 721402.3 Resolvosil BSA-7 HPLC 1 Guard Column, Analytical, 4 mm Length, 3 mm ID, USP L75