STOPPERS NEOPRENE BS2775 SOLID NO 11 PK 20 Glass Jars Thistle funnel

Thistle funnel

Alpha-numeric well identification

heating module with variable controller

for chemical resistance and visibility of colour changes during titration

STOPPERS NEOPRENE BS2775 SOLID NO 11 PK 20 Glass Jars Thistle funnelRubber 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