Polar-Deactivated Guard/Retention Gap Columns (Fused Silica), ID 0.32 mm, OD 0.45 ± 0.04 mm, Length 10 m, Restek (CAT#: STEM-C-0034-LC)

The Polar-Deactivated Guard/Retention Gap Columns (Fused Silica) manufactured by Restek have been tested with a comprehensive test mix to ensure high inertness. Polyethylene glycol deactivation layer offers optimum wettability for polar compounds. Minimize peak splitting when using polar solvents such as methanol or water.

ID: 0.32 mm
OD: 0.45 ± 0.04 mm
Length: 10 m

Compatible with Stabilwax, Rtx-225, and Rt-2330 capillary columns
Maximum temperature is 280°C

Polar-Deactivated Guard/Retention Gap Columns (Fused Silica), ID 0.53 mm, OD 0.69 ± 0.05 mm, Length 5 m, Restek (CAT#: STEM-C-0035-LC)