TSKgel™ VMpak-25 HPLC Column, 7 μm Particle Size, Sold by MilliporeSigma™ Supelco™
TSKgel™ VMpak-25 HPLC Column, 7 μm Particle Size, Sold by MilliporeSigma™ Supelco™
Actual product may vary

TSKgel™ VMpak-25 HPLC Column, 7 μm Particle Size, Sold by MilliporeSigma™ Supelco™

TSKgel™ VMpak-25 Columns are specialty columns for the analysis of basic drugs that are often difficult to retain with good peak shape on alkyl-bonded reversed phase columns.
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Catalog NumberLength (Metric)
820011
also known as GT820011
5 cm
Catalog number 820011
also known as GT820011
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Length (Metric):
5 cm
  • The packing material in TSKgel VMpak-25 Columns is a hydrophilic vinyl polymer gel (7 μm), similar to that in TSKgel Alpha-2500 size-exclusion columns
  • Column dimensions are more appropriate for non-SEC applications
  • Depending on the mobile phase composition, compounds will be retained by a combination of reverse phase and cation exchange on residual carboxylic acid groups
  • Salt Concentration: ≤ 0.5 M
TSKgel is a registered trademark of Tosoh Corporation
Specifications
Diameter (Metric)2 mm
Flow Rate0.22 mL/min
Length (Metric)5 cm
Max. Pressure20 bar
Particle Size7 μm
pH2 to 12
Solvents0-100% Organic Solvent
Temperature10°C to 80°C
Stationary PhaseAmmonium Ion (Quaternary Phase)
Product LineTSKgel
MatrixAmmonium Ion (Quaternary Phase), Hydroxylated Methacrylic Polymer
MaterialStainless Steel
TechniqueMixed Mode
Unit SizeEA