Volumetric flask 250 ml, UV-protect, PMP cl. A, with stopper NS 19/26 with batch certificate

UV-absorbing, highly transparent.
For storage of light-sensitive substances.
With ring mark individually calibrated to In'.
Class A tolerances according to DIN EN ISO 1042.
With printed lot number and batch certificate. Thermal stress up to 121ºC (autoclaving) does not permanently exceed the tolerance limit. To preserve markings, do not clean at temperatures exceeding 60ºC