The Secret to Tackling Dirty Samples – Tips & Tricks for Filtering

Solid phase extraction is a powerful technique – it can be used to clean up the most challenging samples, and extract and preconcentrate hundreds of semivolatile organic compounds.  When performing the extraction, the goal is to get the entire sample to run through the extraction disk.  But in order to do that, the disk must have the chemical and physical capacity to handle your sample matrix.  If your disk becomes overwhelmed or clogs, you risk losing your sample and the chance to complete your extraction.

How do you prevent the disk from clogging?  Prefilters!

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SVOCs – Should I be Worried About Those?

If you’ve ever taken on a home renovation project and needed to purchase wall paint, you may have looked at “low VOC” or “no VOC” paint. Even if you don’t know what VOCs are, you are likely familiar with the terrible, headache-inducing smell that greets you when you pry the lid off a new can. Not only is the odor unpleasant, but the fumes are harmful when you breathe them in over a prolonged period of time.

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