PYREX 100mL Class A Mixing Volumetric Flask with No. 13 Glass Standard Taper Stopper

The PYREX 100mL Class A Mixing Volumetric Flask is precision laboratory glassware designed for accurate solution preparation, dilution and mixing. Manufactured from durable glass, it features a distinctive upper mixing bulb positioned between the calibration mark and the No. 13 glass standard taper stopper. The additional bulb provides space for improved mixing of liquids and powders when shaken, making the flask suitable for analytical chemistry, pharmaceutical testing, quality control and laboratory research. Key Features - 100mL capacity for accurate laboratory solution preparation. - Class A volumetric accuracy with ±0.08mL tolerance. - Special upper mixing bulb for improved mixing when shaken. - Upper bulb volume approximately 10mL, equivalent to one-tenth of the rated capacity. - No. 13 standard taper hollow glass stopper included. - Durable PYREX laboratory glass construction. - Flat-bottom design for stable laboratory placement. - Permanent calibration mark for accurate measurements. - Suitable for mixing liquid reagents and dissolving powders. - Reusable for routine analytical and laboratory applications. - Suitable for pharmaceutical, chemical, educational and research laboratories. Specification Details Brand PYREX (Corning) Product Code 5820-100 Product Series Class A Mixing Volumetric Flask Capacity 100mL Accuracy Class Class A Volumetric Tolerance ±0.08mL Material PYREX Laboratory Glass Flask Type Mixing Volumetric Flask Special Feature Upper Mixing Bulb Upper Mixing Bulb Capacity Approximately 10mL Mixing Bulb Location Between Calibration Mark and Stopper Stopper Size No. 13 Stopper Type Glass Standard Taper Stopper Material Glass Stopper Design Hollow Glass Flask Shape Flat Bottom Height Approximately 185mm Outer Diameter Approximately 60mm Reusable Yes Quantity per Pack 6 Flasks Quantity per Case 12 Flasks Flask and Stopper Supplied Yes Primary Applications Solution Preparation and Reagent Mixing