20 µm top and bottom polyethylene frits.
TELOS nonpolar (reversed phase) SPE columns are available in a wide range of sorbents for extraction of hydrophobic and polar analytes. All columns are endcapped making them ideal for applications requiring minimal secondary silanol interactions to enhance compound retention and elution. Columns are made of polypropylene and feature Luer-slip outlet. TELOS C2 has a pore size of 70 Å and average particle size of 50 µm.
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