PYREX No. 13 Polyethylene Standard Taper Laboratory Stopper 7624-13

The PYREX No. 13 Polyethylene Standard Taper Stopper is designed to provide a secure seal for compatible laboratory flasks and glassware. Manufactured from high-density polyethylene (HDPE), it features a closed-bottom construction and three sealing rings for reliable fitting. Its improved design helps protect glassware necks against damage during accidental tipping, making it a practical alternative to conventional glass standard taper stoppers. Key Features & Specifications - Brand: PYREX (Corning) - Product Code: 7624-13 - Product Type: Laboratory Standard Taper Stopper - Stopper Number: No. 13 - Material: High-Density Polyethylene (HDPE) - Colour: Blue and White - Shape: Tapered - Stopper Style: Improved Form - Bottom Design: Closed Bottom - Sealing Design: Three Integrated Sealing Rings - Compatibility: Laboratory glassware with compatible No. 13 standard taper openings - Chemical Resistance: Resistant to many commonly used laboratory chemicals, subject to HDPE compatibility - Protective Feature: Helps protect flask necks against damage during accidental tipping - Quantity per Pack: 6 pieces - Quantity per Case: 6 pieces - Applications: Sealing laboratory flasks, sample containers, and compatible standard taper glassware - Suitable For: Medical laboratories, pharmaceutical laboratories, chemical laboratories, universities, and research institutions