CHROMABOND HR-X SPE Columns, 3 mL, 500 mg, 30/pk

Spherical, hydrophobic polystyrene-divinylbenzene resin in SPE columns. High-purity material with highest reproducibility and lowest blank values due to an optimized manufacturing process. Excellent recovery rates especially for the enrichment of pharmaceuticals/active ingredients due to the spherical structure of the particles, very homogeneous surface, and optimized pore structure.