- Package Contents : Each package includes one high-quality glass gas sampling tube, ideal for laboratory use, home experiments, or school science projects. - Durable Metal Structure : Constructed from premium high borosilicate glass, this gas sensing tube is built to last. Its stable design ensures reliability during experiments and extended usability. - Sturdy and Reliable : The absorber bottle features a smooth surface and a robust structure that resists deformation. It is designed for rigorous scientific experimentation, making it a dependable tool for all your chemical needs. - Ideal for Educational Use : This glass gas sampling tube is an essential tool for chemistry teachers. It's perfect for demonstrating experiments in the classroom, engaging students with hands-on learning. - Versatile Applications : Whether conducting air quality tests, teaching gas properties, or performing chemical reactions, this glass tube is perfect for a wide range of laboratory and educational purposes. - Compatibly Sized : Designed for compatibility with standard laboratory fittings, this tube is suitable for various setups, making it a versatile addition to any scientific toolkit. Choose this reliable glass gas sampling tube for your experiments and teaching needs to ensure accuracy, durability, and an enhanced learning experience.