Volumetric flasks for determination of oil content, Silberbrand, Borosilicate glass 3.3
DIN 51 368. For determination of oil content in aqueous oil emulsions (e.g. drilling oil). With NS19/26, hollow glass stoppers. Graduations and inscriptions in highly contrasting white enamel. Capacity 100 ml, tolerance ±0.2 ml. Calibrated to contain (IN).

Subdivisions: 0 to 5 ml : 0.1 ml, tolerance: ±0.1 ml.
Subdivisions: 5 to 30 ml : 0.5 ml, tolerance: ±0.5 ml.

Sample volume 100 ml