STOPPERS RUBBER BS2775 1-HOLE NO 45 PK 5

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Description

STOPPERS RUBBER BS2775 1-HOLE NO 45 PK 5Rubber 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

preservation and transport of microbiological specimens

* Note: The dimensions are internal and are given for single thickness thimbles only

sprung roller support and rubber clad base rim which holds the base firmly in position when stood upon

The powder does not neutralise the liquids but indicators in the powder colour yellow with acid solutions and red with alkalis

Door closure: Patented ‘Swiftlock’ fast

0 to 20 0

The Cole-Parmer V-100 vortex mixer provides rapid mixing of liquids in test tubes

Urea-formaldehyde polymer screw cap closure with polyethylene cone liner

0 to 5000 0

Pyrex® 4980 series

The pathway is glass and PTFE

Polyvinylidene fluoride can be used up to 150°C and has a chemical resistance level approaching PTFE