Strong Hardness Glass Material - The glass tube stem is made from thick borosilicate glass, high-quality glass that resists cracking. Eco-friendly and durable construction for long-term use
High Temperature Resistant: The glass lab tube can withstand temperatures up to approximately 520°C (968°F), great for lab air drying, gas collection, condensation, and filtration
Wide Range of Uses - A small glass tube is widely used for lab work, school class chemical experiments, DIY crafts, and more.
Easy to Clean & Reuse – The smooth glass surface wipes clean in seconds. Hand wash or rinse, it can be reused.
Package Includes - You will receive a set of 8 pieces, designed in Straight and Curved shapes, with 4 pieces of each shape. All lengths are 110mm/4.33in, meeting your different experimental needs.