STOPPERS NEOPRENE BS2775 SOLID NO 39 PK 5 Absorption Tubes When the microscope is focussed

When the microscope is focussed the image of the specimen and graticule will be seen together

creams and pastes

transparent PVC for wrapping and sealing containers

The 20ml burette has a 1000ml reservoir bottle

swing-arm electrode holder

STOPPERS NEOPRENE BS2775 SOLID NO 39 PK 5 Absorption Tubes When the microscope is focussedRubber 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