Search results with tag "Guide to solid phase extraction"

Guide to Solid Phase Extraction - Sigma-Aldrich

SUPELCO 2 Bulletin 910 SPE tubes that are packed with this material contain stainless steel or Teflon ® frits, required by US Environmental Protection Agency Contract Laboratory Program (CLP) pesticide methods. Highly crosslinked, neutral, specially cleaned styrene-divinylbenzene resin. Very high surface area, mean pore size 110-175Å. Silica-Based Packing – 40µm particles, 60Å pores ...

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