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From application notes to blogs, news items to infographics, we've got a wealth of advice about VOC and SVOC analysis that we'd like to share with you. Simply use the search function or use the drop-down selectors to filter by content type, sampling method and/or application area to discover more.
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FAQ
Can Markes’ TD instruments be used to analyse PFAS in air?
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FAQ
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How to switch from helium to hydrogen carrier gas for thermal desorption – safely and confidently
Expert FAQs covering the key considerations for switching carrier gas in thermal desorption workflows

FAQ
What causes poor chromatogram peak shape when using thermal desorption?
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FAQ
What is the baseline step near the beginning of my GC–MS run?
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FAQ
How can I prevent high air/water background when using a thermal desorber with GC–MS analysis?
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FAQ
How do I convert peak areas into toluene equivalents?
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FAQ
How do I calibrate my analytical system to quantify an analyte collected on a sorbent tube?
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FAQ
What difference does sorbent mesh size make?
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FAQ
What is the cause of extra peaks in my blanks/samples?
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FAQ
What is the cause of poor reproducibility for liquid-loaded standards?
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FAQ
How do I avoid water saturation when carrying out large-volume sampling of humid air?
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FAQ