Volumetric flasks, DURAN®, class A, blue graduation, with hollow glass stopper IN (TD) calibrated. With dated batch identification. Declaration of conformity acc. to DIN 12600. NS ground with glass stopper. Ring mark and graduation in high contrasting blue enamel. According to DIN EN ISO 1042. For those products batch calibration reports, which are free of charge, can be generated and printed on hirschmannlab.com. Additional single calibration reports or DAkkS certificates (former DKD calibration reports) are available.
Nominal capacity 20 ml Tolerance 0,06 ± ml Height 105 mm Ground size NS12/21 Accuracy class A Standard DIN 12600, DIN EN ISO 1042 Material DURAN® glass Material closure Glass Type of closure Stopper |