Ultisil XB-Phenyl 120Å - 3µm

Welch Ultisil® XB-Phenyl phase is less retentive than conventional C18 or C8 phases, but more retentive than standard cyano phase. Due to their ability to participate in π-π interactions, XB-Phenyl columns may actually be more retentive than C18 or C8 columns towards certain polar aromatic compounds, depending on running conditions. The selectivity for highly polar aromatics, which are poorly retained on alkyl-bonded phases, together with reduced retentivity towards non-polar compounds, make XB-Phenyl an excellent choice for the analysis of complex mixtures of polar and non-polar analytes. Additionally, this bonding phase boasts high surface coverage and exhaustive double end-capping, leading to better performance.


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WL-H00203-21064 Ultisil XB-Phenyl 120Å 3µm, 3.9 x 150mm, ea. CHF 465.00
WL-H00203-21066 Ultisil XB-Phenyl 120Å 3µm, 3.9 x 250mm, ea. CHF 486.00
WL-H00203-21009 Ultisil XB-Phenyl 120Å 3µm, 2.1 x 30mm, ea. CHF 301.00
WL-H09203-21009 Ultisil XB-Phenyl 120Å 3µm, 2.1 x 33mm, ea. price on request
WL-H00203-21010 Ultisil XB-Phenyl 120Å 3µm, 2.1 x 50mm, ea. CHF 301.00
WL-H00203-21011 Ultisil XB-Phenyl 120Å 3µm, 2.1 x 75mm, ea. CHF 315.00
WL-H00203-21012 Ultisil XB-Phenyl 120Å 3µm, 2.1 x 100mm, ea. CHF 322.00
WL-H00203-21013 Ultisil XB-Phenyl 120Å 3µm, 2.1 x 125mm, ea. CHF 343.00
WL-H00203-21014 Ultisil XB-Phenyl 120Å 3µm, 2.1 x 150mm, ea. CHF 343.00
WL-H00203-21015 Ultisil XB-Phenyl 120Å 3µm, 2.1 x 200mm, ea. CHF 365.00
WL-H00203-21016 Ultisil XB-Phenyl 120Å 3µm, 2.1 x 250mm, ea. CHF 379.00
WL-H00203-21018 Ultisil XB-Phenyl 120Å 3µm, 3.0 x 30mm, ea. CHF 301.00
WL-H00203-21019 Ultisil XB-Phenyl 120Å 3µm, 3.0 x 50mm, ea. CHF 315.00
WL-H00203-21020 Ultisil XB-Phenyl 120Å 3µm, 3.0 x 75mm, ea. CHF 329.00
WL-H00203-21021 Ultisil XB-Phenyl 120Å 3µm, 3.0 x 100mm, ea. CHF 343.00
WL-H00203-21022 Ultisil XB-Phenyl 120Å 3µm, 3.0 x 125mm, ea. CHF 372.00
WL-H00203-21023 Ultisil XB-Phenyl 120Å 3µm, 3.0 x 150mm, ea. CHF 358.00
WL-H00203-21024 Ultisil XB-Phenyl 120Å 3µm, 3.0 x 200mm, ea. CHF 379.00
WL-H00203-21025 Ultisil XB-Phenyl 120Å 3µm, 3.0 x 250mm, ea. CHF 401.00
WL-H00203-21027 Ultisil XB-Phenyl 120Å 3µm, 4.0 x 30mm, ea. CHF 322.00
WL-H00203-21028 Ultisil XB-Phenyl 120Å 3µm, 4.0 x 50mm, ea. CHF 336.00
WL-H00203-21029 Ultisil XB-Phenyl 120Å 3µm, 4.0 x 75mm, ea. CHF 358.00
WL-H00203-21030 Ultisil XB-Phenyl 120Å 3µm, 4.0 x 100mm, ea. CHF 379.00
WL-H00203-21031 Ultisil XB-Phenyl 120Å 3µm, 4.0 x 125mm, ea. CHF 401.00
WL-H17203-21032 Ultisil XB-Phenyl 120Å 3µm, 3.9 x 150mm, ea. price on request
WL-H00203-21032 Ultisil XB-Phenyl 120Å 3µm, 4.0 x 150mm, ea. CHF 393.00
WL-H00203-21033 Ultisil XB-Phenyl 120Å 3µm, 4.0 x 200mm, ea. CHF 415.00
WL-H19203-21034 Ultisil XB-Phenyl 120Å 3µm, 3.9 x 250mm, ea. price on request
WL-H00203-21034 Ultisil XB-Phenyl 120Å 3µm, 4.0 x 250mm, ea. CHF 436.00
WL-H00203-21036 Ultisil XB-Phenyl 120Å 3µm, 4.6 x 30mm, ea. CHF 315.00
WL-H11203-21036 Ultisil XB-Phenyl 120Å 3µm, 4.6 x 33mm, ea. price on request
WL-H00203-21037 Ultisil XB-Phenyl 120Å 3µm, 4.6 x 50mm, ea. CHF 315.00
WL-H00203-21038 Ultisil XB-Phenyl 120Å 3µm, 4.6 x 75mm, ea. CHF 329.00
WL-H00203-21039 Ultisil XB-Phenyl 120Å 3µm, 4.6 x 100mm, ea. CHF 343.00
WL-H00203-21040 Ultisil XB-Phenyl 120Å 3µm, 4.6 x 125mm, ea. CHF 372.00
WL-H00203-21041 Ultisil XB-Phenyl 120Å 3µm, 4.6 x 150mm, ea. CHF 358.00
WL-H00203-21042 Ultisil XB-Phenyl 120Å 3µm, 4.6 x 200mm, ea. CHF 372.00
WL-H00203-21043 Ultisil XB-Phenyl 120Å 3µm, 4.6 x 250mm, ea. CHF 401.00
WL-H00808-23006 Ultisil XB-Phenyl 120Å 3µm, 2.1 x 10mm Guard Cartridge, ea. CHF 43.00
WL-H00808-03006 Ultisil XB-Phenyl 120Å 3µm, 4.6 x 10mm Guard Cartridge, ea. CHF 48.00