Stopcock Buret, Capacity – Metric 50 mL, Capacity – English 1.7 fl oz, Tolerance +/-0.05 mL, Overall Height – Metric 745 mm, Buret Type Straight Bore Buret, Graduation Increments – Metric 0.1 mL, Graduated Yes, Maximum Graduation – Metric 50 mL, Material 3.3 Borosilicate Glass, Closure Included Yes, Glassware Class A, Stopcock Material PTFE, Special Features Chemical Resistant, Closure Material PTFE, ASTM Specification D664, E287, E542, E694, Plug Material PTFE, Closure Type Stopcock