40шт пробирки одноразовые пластиковые пробирки

40pcs Test Tubes Disposable Test Tubes Plastic Tubes With Stoppers Containers - DescriptionDo you want your children to do some small chemistry experiments, then you must not miss our plastic test tubes. It can be used to storage liquids, salt and other items. Suitable for professional and personal use. Features- Stopper Color: Blue. - Material: Plastic. - Size: Approx. 10.00X1.50X1.50cm/3.93X0.59X0.59in. - A set of 40 plastic test tubes, enough quantity to meet your different needs. - High-quality material and fine craftsmanship, strong and not easy to break. - Each tube is equipped with a plastic stopper to enable a good seal. - Let you explain the knowledge in the books more concretely, which makes it easier for students to learn. - Easy to use and operate, students, teachers or parents are available. Packing list40 x Test Tubes