YMC-Pack NH2

YMC-Pack NH2 Semi-Prep Columns

YMC-Pack Amino is frequently used for the analysis of mono-, oligo- and polysaccharides as the amine functionality provides retention and allows the separation of polar compounds under aggressive normal phase elution conditions (acetonitrile/water eluents). They can also be used in place of silica for conventional normal phase chromatography using non-polar solvents. YMC-Pack Amino can also be used for the separation of isomers of tocopherols and other organic soluble compounds such as paraffins, olefins and aromatics under conventional normal phase conditions. In aqueous, low pH buffers the amino phase becomes a weak anion exchanger capable of separating negatively charged molecules.

    YMC-Pack NH2 is available in 10, 20 and 30 mm ID for semi-prep applications.

YMC-Pack NH2

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Features
  • Primary amine (-NH2) functionality
  • Stable, high coverage monomeric bonded chemistry
  • Available in analytical, semi-prep and preparative column sizes
  • Stable towards hydrolysis between pH 2 - 7.5
  • Available in 10, 20 and 30 mm ID for semi-prep applications
Specifications
  YMC-Pack NH2 (Amino)
Modification Amino (USP L8)
Particle size  5 µm
Pore size  12 nm/ 120 Å
Surface area 330 m2/g
pH range 2 - 7.5
Literature