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Thin walled capillary tubes, 100 x 1.8 mm approx. pack of 100 tubes.
Borosilicate Glass, U form
Narrow mouth, with dust proof flat stopper. Clear
The glass unit has two connected limbs, each graduated 50 x 0.2 ml, with stopcocks, with a tube and a funnel shaped reservoir bulb.
Borosilicate glass, with side arms. Limbs closed by hollow glass stoppers.
