Posts Tagged ‘Pinnacle DB’

What is the pressure limit for my LC column?

This is a question we get in Tech Services fairly often.  Unfortunately, we are not able to provide a published limit for every column that we produce, but here are a few of them that we have specified: For 3 and 5 um fully porous particle ROC LC columns, the maximum operating pressure is 400 […]

A C18 is a C18, right?

    Sorry, that actually is not true. Although many methods only list the USP code L1 for all C18 HPLC columns, there are many different varieties of C18 columns available from Restek. Here are some of the ways they may differ:   Differences in Silica Depending on the silica particle that the C18 phase […]