HT Column Features

HT Column Features:
  • Columns are monitored for column bleed
  • New high temperature polyimide outer coating

HT5 - (non- polar)

  • 5% Phenylpolysiloxane (equiv.)
  • Ultra High Operating temperatures:
    Aluminium 460º C/ 480º C
    Polyimide 380º C/ 390º C

HT8 - (slightly polar)

  • 8% Phenylpolysiloxane (equiv.)
  • Ultra High Operating temperatures:
    Polyimide 380º C/ 390º C

Benefit No. 1

Ultra low levels of column bleed - columns are monitored for column bleed at elevated temperatures.
(HT5 (aluminium coated) 430º C)

Benefit No. 2

Carborane unit provides separation of aromatic isomers not achievable using conventional polysiloxane phases.
(HT8 - substituted aromatics)

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