Weighting rings, O-shape, lead | For flasks: 250 ... 1000 ml

LAB-Rings to stabilise glassware and plasticware on shakers or to immerse in water baths. Vinyl-coated lead rings will not mark or scratch benchtops and labware.

Colour: Blue
Ext. Ø: 90 mm
For flasks: 250 ... 1000 ml
Int. Ø: 51 mm
Material: Lead
Material coating: PVC
Shape (Weighting rings): O-shape
Weight: 508 g

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