PYREX 2000mL Economy Class B Volumetric Flask with No. 27 Standard Taper Glass Stopper

The PYREX 2000mL 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 chemically resistant laboratory glass, it features a flat-bottom body, long narrow neck, permanent graduation line and interchangeable No. 27 standard taper ground glass stopper. Its Class B accuracy provides an economical solution for educational, chemical, pharmaceutical and research laboratories where Class A precision is not required. Key Features - 2000mL (2 Litres) capacity for laboratory solution preparation. - Class B accuracy with ±1.0mL tolerance. - Durable laboratory glass construction. - No. 27 standard taper ground glass stopper. - Permanent graduation line for consistent volume measurements. - Large white markings for easy identification. - Flat-bottom construction for stable laboratory placement. - Long narrow neck for controlled filling to the calibration mark. - Reusable design for routine laboratory applications. - Economical alternative to Class A volumetric flasks. - Suitable for educational, chemical, pharmaceutical and research laboratories. Specification Details Brand PYREX (Corning) Product Code 5641-2L Capacity 2000mL (2 Litres) Accuracy Class Class B Tolerance ±1.0mL Material Laboratory Glass Flask Type Economy Volumetric Flask Stopper Size No. 27 Stopper Type Standard Taper Ground Glass Flask Shape Flat Bottom Neck Style Long Narrow Neck Height Approximately 388mm Outer Diameter Approximately 161mm Graduation Permanent Single Calibration Line Reusable Yes Quantity per Pack 1 Flask Quantity per Case 4 Flasks Replacement Stopper PYREX Series 7650 No. 27