STOPPERS RUBBER BS2775 1-HOLE NO 6 PK 50 Laboratory Freezers Model 7305 Wavelength range nm

Model      7305  Wavelength range        nm     198 to 1000  Bandwidth          nm 5  Wavelength accuracy        nm  ±2                                   Light source         Pulsed xenon  Repeatability nm ±0

When using apparatus which incorporates screwthreads it is important that the PTFE washer is fitted carefully and correctly

cm                Funnel

Safety Notes      1)  Beta radiation  shields  are unsuitable  for use against secondary x-rays (Bremsstrahlung) or gamma radiation

STOPPERS RUBBER BS2775 1-HOLE NO 6 PK 50 Laboratory Freezers Model 7305 Wavelength range nmRubber 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