Test Tube Cork 144 Pcs for 12mm Dia Test Tube

The test tube cork is a practical accessory designed to securely seal test tubes, preventing contamination and evaporation of contents. Made from durable, non-reactive materials, these corks ensure a tight fit while allowing for easy access when needed. They are ideal for laboratory settings, storage, and experiments, providing an effective way to preserve samples and maintain their integrity. With various sizes available, test tube corks are suitable for a wide range of test tube dimensions.

• 12mm Test Tube Cork
• Materials: Fiber Cock Sheet
• Color: Brown-White
• Pack SIze: 144 Pcs Per Packet
• Made in China