STOPPERS NEOPRENE BS2775 SOLID NO 21 PK 10 Anaerobic Systems With finely perforated (1mm x

With finely perforated (1mm x 1mm aperture) base and fitted hinged lid

Fine grade

1 ±1 digit  Automatic calibration pH     Ion concentration    up to 5-point  up to 5-point  Temperature compensation   °C     0 to 100

Speed adjustable between 500 and 25000rpm

STOPPERS NEOPRENE BS2775 SOLID NO 21 PK 10 Anaerobic Systems With finely perforated (1mm xRubber 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