Test tube sealing plug: simple in structure, very easy to use the sealing plug can greatly meet your scientific research use, Rubber Sealing Plug; Bottle plug stopper: it has the good waterproof and effect, Tapered Flask Plug; Tapered flask sealing plug: our products are great for various kinds of laboratory utensils, such as flask, test tube, Laboratory Bottle Stopper Plug; Solid rubber stopper: great for most kinds of scientific laboratory utensils, such as test tube, flask, or other laboratory applications, Test Tube Plugs; Bottle hole stopper: the rational design a good sealing effect features wonderful sealing, which is practical, Rubber Plug
What's in the box
100 x Science Supplies
