BURETTE W/PTFE KEY STCK CLASS A 25ML

Details

Here is the corrected text: VWR Burets are made from Borosilicate 3.3 glass that meets the ASTM 438 Type 1, Class A standard. The graduations are typically calibrated "to deliver" (marked "TD" or "EX") at 20 to 27 °C and are correspondingly indicated on a label. These serialized, individually certified products are calibrated to deliver a precise volume at a particular temperature. Features include: * Supplied with a chemically-resistant, self-lubricating PTFE stopcock plug * Used primarily for titration, to deliver one reactant until the precise endpoint is reached Calibration and tolerances meet ASTM E287, ASTM E542, ASTM E694, and ISO 385 standards. Available in various capacities: * 100 ml (Cat. No.: 75997-912) with a tolerance of ±0.10 ml and subdivisions of 0.2 mL, UL Listed: Y, Ext.Ø: 13 mm * 50 ml (Cat. No.: 75997-910) with a tolerance of ±0.05 ml and subdivisions of 0.1 mL, UL Listed: Y, Ext.Ø: 13 mm * 25 ml (Cat. No.: 75997-908) with a tolerance of ±0.03 ml and subdivisions of 0.1 mL, UL Listed: Y, Ext.Ø: 10 mm * 10 ml (Cat. No.: 75997-906) with a tolerance of ±0.02 ml and subdivisions of 0.05 mL, UL Listed: Y