Waters 186009003 XBridge BEH C18 XP Column, 130Å, 2.5 µm,

The XBridge Peptide BEH C18 130A C18 columns are optimized and QC tested for peptide separations. The small-pore (130Å) trifunctionally bonded BEH particle offers the widest usable pH range, superior low pH stability, and ultra-low column bleed for proteomic, peptide mapping, and synthetic peptide applications.  This part number is for a Method Validation Kit (MVK) with includes three columns of same dimension but from different synthesized batches.