Vol. flask amber, 50ml BLAUBRAND, wide neck, class A, Boro 3.3, NS 14/23, PP-stopper / PK 2
Boro 3.3. DIN EN ISO 1042. Calibrated to contain (TC, In).
All BLAUBRAND® volumetric flasks are delivered with a batch number and batch certificate included in the original packaging. They are also available with individual certificates or DAkkS calibration certificate upon request.