Extracting basic compounds


MCX sorbent is composed of monodisperse polystyrene-divinylbenzene resin particles grafted with aromatic sulfonic acid groups. This polymeric mixed-mode sorbent features reversed-phase and strong cation exchange retention mechanisms, allowing for superb retention for basic compounds.



  • Superb retention for basic compounds
  • High surface area, high ion exchange capacity
  • Stable from pH 1 to 14, compatible with common solvents



Surface area: 600 m 2/g
Particle size: 40 μm
Pore size: 60 Å



  • Determination of residual pesticide / veterinary drugs in foodstuff, such as clenbuterol
  • Analysis of drugs and drug metabolites in biological matrices


Related Methods:

  • GB/T 22388-2008 Determination of melamine in raw milk and dairy products
  • GB 29694-2013   National Food Safety Standard - Determination of Residual 13 Types of Sulfonamides in Animal Food - High Performance Liquid Chromatography
  • GB/T 22286-2008   Determination of beta-Agonists residues in foodstuff of animal origin - Liquid chromatography with tandem-mass spectrometric method

MCX SPE Cartridges


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