Cole-Parmer Class A Glass Volumetric Flasks with Glass Stopper, 5mL, 10-Pack

These Cole-Parmer Class A volumetric flasks deliver the precision and accuracy required for preparing standard solutions, dilutions, and quantitative analyses in analytical laboratories. Manufactured from high-quality borosilicate glass and calibrated to Class A tolerances, these 5mL flasks are essential for applications demanding strict volumetric accuracy, including titrations, spectrophotometry sample preparation, and quality control testing in pharmaceutical, environmental, and chemical research settings.

• Class A tolerance meets or exceeds ASTM E288 standards for superior volumetric accuracy
• Constructed from durable borosilicate glass for excellent chemical resistance and thermal stability
• Includes precision-ground glass stopper to ensure a secure, leak-proof seal
• 5mL capacity ideal for preparing small-volume standard solutions and reagents
• Permanently printed white marking spot for clear, easy-to-read labeling
• Convenient 10-pack (SKU: COL-EW-34502-78) for cost-effective laboratory stocking