burettes, automatic burettes and bulb pipettes are supplied with a batch number and an accompanying batch certificate in the original packaging. On request, they are also available with an individual certificate, USP individual certificate or DAkkS calibration certificate.
ETERNA, tall form, class A, amber graduation. DE-M marking. Boro 3.3. DIN EN ISO 4788. Calibrated to contain (TC, »In«). Marks and inscriptions in ETERNA amber stain. With spout and hexagonal glass base.