BorinGlass Glass Test Tubes 30 Pack 15x150mm High Borosilicate Glass for Laboratory Scientific Experiments and Storage

PREMIUM BOROSILICATE GLASS Made of high quality borosilicate glass, these test tubes are resistant to thermal shock and chemical corrosion, which guarantees their durability and longevity SAFE CORK STOPPERS Each test tube comes with a natural cork stopper, which provides a secure and airtight seal for safe storage of liquids, powders, and samples VERSATILE USE Ideal for lab experiments and science research, making them a versatile addition to any lab CLEAR & TRANSPARENT The transparent glass allows for easy observation and monitoring of the content, ensuring accurate and reliable results in your experiments Comfortable size: measuring 15 x 150 mm, these test tubes offer a large capacity and fit comfortably in test tube racks and holders, making it easier to use and organize