STOPPERS RUBBER BS2775 1-HOLE NO 33 PK 10 Soil Hydrometers will not dry out and

will not dry out and is set within a tray marked to show the correct filling volume and labelled for sample identification

including concentrated acids and bases inks

The maximum surface temperature achieved by a hotplate is influenced by the material being heated and the siting of the plate

Internal dimensions: 300 x 325 x 200mm L x W x D

STOPPERS RUBBER BS2775 1-HOLE NO 33 PK 10 Soil Hydrometers will not dry out andRubber 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