Class AS Burette with schellbach, Straight, Clear, Isolab

►Manufactured from pre-vacuum calibrated borosilicate 3.3 tubing according to ISO 385 standards.
►Calibrated according to DIN/ISO Class “AS” standard.
►Individual calibration carried out by automatic robots eliminate possible deviation from nominal values
►Conformity mark and batch number printed on the body surface. Batch certificate can be downloaded from ISOLAB website.
►Supplied with an interchangeable PTFE stopcock which does not require greasing at all. Stopcock guarantees the best drop control. Identical keys meed no “matching the pairs” during cleaning.
►Inscriptions and nominal values on clear burettes are printed with blue enamel.
►Schellbach stripe featured with a narrow blue band which is at the center of the large white band offers easier and accurate observation of the meniscus line.