PYREX 10mL Economy Class B Volumetric Flask with No. 9 Standard Taper Glass Stopper

The PYREX 10mL Economy Class B Volumetric Flask with Glass Standard Taper Stopper is durable laboratory glassware designed for routine solution preparation, dilution and volumetric measurements. Manufactured from borosilicate glass, it features a flat-bottom body, long narrow neck, permanent graduation line and interchangeable No. 9 standard taper ground glass stopper. Its Class B accuracy offers an economical solution for general laboratory applications where Class A precision is not required. Key Features - 10mL capacity for routine laboratory solution preparation. - Class B accuracy with ±0.04mL tolerance. - Durable borosilicate glass construction. - No. 9 standard taper ground glass stopper included. - Permanent graduation line for reliable volume measurements. - Large white markings for easy identification. - Flat-bottom construction for stable placement. - Long narrow neck for accurate filling to the calibration mark. - Reusable design for general laboratory applications. - Suitable for educational, chemical, pharmaceutical and research laboratories. Specification Details Brand PYREX (Corning) Model 5641-10 Capacity 10mL Accuracy Class Class B Tolerance ±0.04mL Material Borosilicate Glass Flask Type Economy Volumetric Flask Stopper Size No. 9 Stopper Type Standard Taper Ground Glass Flask Shape Flat Bottom Neck Style Long Narrow Neck Height Approximately 99mm Outer Diameter Approximately 28mm Calibration To Contain (TC) at 20°C Graduation Permanent Single Calibration Line Reusable Yes Quantity per Pack 12 Flasks Quantity per Case 12 Flasks Replacement Stopper PYREX Series 7650 No. 9