24mm Closed Top PP Screw Cap With Septa

1) Description

24mm Closed Top PP Cap With Septa is a high-quality laboratory accessory designed to provide sealing protection for a variety of sample vials. This cover is made from chemical-resistant polypropylene (PP) material, ensuring long-term stability and durability. Built-in septa provide additional airtightness to prevent liquid leakage and protect samples from air contamination. The size of 24mm means that it can be adapted to a variety of bottles of different calibers and is one of the common consumables in the laboratory.

2) Application

24mm Closed Top PP Cap With Septa are widely used in chemical, biological and medical research fields, especially in the long-term storage and transportation of liquid samples. These caps are commonly used for gas chromatography (GC), liquid chromatography (HPLC) vials, as well as vials used in environmental monitoring, clinical diagnostics, and food safety testing. Its tight sealing performance is particularly important to prevent the loss of volatile organic compounds (VOCs), thereby ensuring the accuracy and reliability of sample analysis. In addition, this high and low temperature resistant lid is particularly suitable for experiments that require heat treatment or frozen storage of samples.

3)Features

▶ Made of high quality polypropylene material ensuring durability and chemical stability.
▶ Available in white and black for easy identification and classification.
▶ Excellent high and low temperature resistance, suitable for a variety of storage environments.
▶ Simple twist-open design, easy to use and improve work efficiency.
▶ Smooth surface treatment, easy to clean and leaves no residue.
▶ Lightweight yet sturdy, suitable for long-term repeated use.
▶ Environmentally friendly materials, recyclable and in line with sustainable development requirements.