Posts Tagged ‘guard’

Technical Service “Red Flags” – LC

This post is an extension of a series of posts pertaining to “Red Flags” my colleague has written, pertaining to GC analysis. These are situations and symptoms that tell us in the Tech Service group that something is just not right. So what are examples of some “Red Flags” that we commonly see for HPLC?  […]

Choosing a guard cartridge for LC

So you have a guard cartridge holder of some sort, and you don’t have the guard cartridge to put inside. If you happen to have missed that last blog post about the holder, click on the following link. Choosing a guard cartridge holder for LC Let’s determine what type of guard cartridge you need. A […]

Choosing a guard cartridge holder for LC

If you need help choosing one of the Trident guard cartridge holders, check out our information found in the HPLC and UHPLC FAQs section of our website. The FAQs contain a lot of good information and are often overlooked. For most of our columns we prefer the Trident Direct Guard holder system, because of its […]

Live Long and Prosper-How to make your HPLC columns last longer

We frequently get questions about how long an HPLC or UHPLC column should last. To borrow a phrase from my colleagues, “Your mileage may vary.”  Columns are like cars, so their lifetime depends how they are used and how well they are maintained. That being said, some phases are known to be more rugged than […]