Bulb pipettes, BLAUBRAND®ETERNA, class AS, 1 mark
Confirmity certified, AR-Glas®, DIN 1EN ISO 648, calibrated to deliver (Ex), waiting time 5 seconds, ring marks and inscriptions in ETERNA amber stain (particularly resistant, e.g. for aggressive cleaning methods). Original packs of 6 (up to 2 ml: packs of 12), including batch certificate.
On request, also available with individual certificate, USP individual certificate or DAkkS calibration certificate.