C18-50 HPTLC Plates

Octadecyl-Modified Nano Silica Layers, 50% Silanization

Features:

  • Partial (50 %) octadecyl modification, carbon content 7.5%
  • Order of polarity: Silica > DIOL > NH2 > CN > C2 > C18-50 > C18-W > C18-100
  • Reversed phase separation mode with eluents from anhydrous solvents to mixtures with high concentrations of water (see table below)

C18-50 HPTLC Plates Specifications:

  • Silica Gel Technical Specifications:
    • Mean pore diameter: 60Å
    • Specific surface area: 500 m2/g
    • Specific pore volume: 0.75 ml/g
    • Particle size: 2-10µm
  • Substrate:
    • Glass
  • Layer Thickness
    • 200μm
  • pH stability 2-10
  • Indicator: acid-resistant product with a pale blue fluorescence for short-wave UV (254 nm)
  • UV-absorbing substances appear as dark-blue to black spots on a light – blue background

Recommended Applications:

  • Alkaloids, amino acids, preservatives, optical brighteners, barbiturates, polycyclic aromatic hydrocarbons (PAH), drugs, peptides, flavonoids, phenols, indole derivatives, steroids
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