Manufactured from borosilicate glass 3.3 which is resistant to heat and almost all chemicals.
They meet the highest quality standards according to DIN EN 1042 and DIN 12664-2.
Individually calibrated through automatic calibration process.
Permanent quality control through all steps eliminate possible deviations from nominal values.
Calibrated to contain (In) and all the tolerances are according to DIN/ISO Class “A” standards.
Conformity (“H”, “DE-M”) certified, with a batch number printed on the body.
Inscriptions are printed with special blue enamel.
Clear flasks have a diamond grinded “blue effect” meniscus ring mark for longer persistance and easy observation of meniscus line.
All volumetric flasks are supplied with P.P stoppers.