The graduated pipettes, total delivery, class AS. are available with specified waiting time of 5s, manufactured to delivery (EX + 5s) Upon request, other capacities and scale divisions are available (see table of technical data) All Normax graduated pipettes have colour code identification bands according to ISO 1769 Manufactured from dear glass which resistance meets at least HGB3 according to ISO 719 With batch certificate Works certificate available on request Available with Schellbach stripe for best reading accuracy Available with safety bulb Available calibration certificate by NormaLab ISO 17025 accredited laboratory