Oxygen bottles acc. to Winkler 100-150 ml

The picture may be different from the article and can include supply, which is not in the standard scope.

for the determination of oxygen dissolved in water, tolerance +/- 0.1 ml, made of clear glass, with ground-in stopper and frosted marking area, exact volume is engraved on the flask, stopper and bottle show identical number and cannot be exchanged, in cartons of 10 pcs.
Description value
EAN kodu: 4250317309006
Description value
WEEE obligation: No