VOCOL column, 20m × 0.18mm, df 1.00 μm Back Catalog number: 28463-U Availability: In the manufacturer's stock Price on request - + Recommended 726965.30 OPTIMA 1701, 0.25mm ID, 1.00 µm, 30m 622,69 € 726880.25 OPTIMA 210, 0.32mm ID, 0.50 µm, 25m 664,91 € 726132.10 OPTIMA 1 TG, 0.32mm ID, 10m 305,01 €