PYREX No. 19 Polyethylene Standard Taper Laboratory Stopper 7624-19

The PYREX No. 19 Polyethylene Standard Taper Stopper is designed to provide a secure seal for compatible laboratory flasks and glassware. Manufactured from durable high-density polyethylene (HDPE), it features a closed-bottom construction and integrated sealing rings for a reliable fit. Its lightweight design helps reduce the risk of glassware neck damage, making it suitable for chemical, pharmaceutical, medical, and research laboratories. Key Features & Specifications - Brand: PYREX (Corning) - Product Code: 7624-19 - Product Type: Laboratory Standard Taper Stopper - Stopper Number: No. 19 - Material: High-Density Polyethylene (HDPE) - Shape: Tapered - Stopper Style: Improved Form - Bottom Design: Closed Bottom - Sealing Design: Three Integrated Sealing Rings - Compatibility: Laboratory glassware with compatible No. 19 standard taper openings - Chemical Resistance: Resistant to many commonly used laboratory chemicals, subject to HDPE compatibility - Protective Feature: Helps reduce glassware neck damage compared with rigid glass stoppers - Reusable: Yes, subject to condition and appropriate cleaning - Quantity per Pack: 6 pieces (confirm supplier packaging) - Applications: Sealing laboratory flasks, reagent containers, sample vessels, and compatible standard taper glassware - Suitable For: Medical laboratories, pharmaceutical laboratories, chemical laboratories, universities, and research institutions - Quantity per Case: 6 pieces - Colour: Blue and White