STOPPERS SILICONE BS2775 SOLID NO 27 PK 2 Chromatography Papers perforated sampling head which holds

perforated sampling head which holds either 60mm diameter contact plates or 90mm diameter petri dishes

Column with 40 x flexible natural rubber

With a solid state

Auto start-up and shutdown routines programmable

free rinsing

STOPPERS SILICONE BS2775 SOLID NO 27 PK 2 Chromatography Papers perforated sampling head which holdsRubber Stoppers to BS2775. Each stopper has a moulded in number, corresponding to the bottom diameter in millimetres. Hole drilling Natural rubber stoppers are available pre drilled. Where specified the hole diameter will be sizes: 3 and 4: supplied solid only 5 to 8: 1 hole of 3mm 9 to 105: 1 hole of 5mm 15 to 105: 2 holes of 5mm Neoprene rubber stoppers are available pre drilled to special order. Hole diameters are as given for natural rubber