Styrene/divinely benzene co-polymer. Retention Mechanism: Reversed-phase or Adsorption. Sample Matrix Compatibility: Aqueous solutions. Particle Size: 80-160 µm; Spherical Shape; Pore Size: 110- 175 Å; Surface Area: 900 m2/g. Highly cross-linked, neutral, specially cleaned resin used to retain hydrophobic compounds with some hydrophilic functionality under reversed phase conditions.