UPKOCH 100pcs 12mm Solid Plastic Sealing Plugs Leakproof Test Tube Stoppers Laboratory Bottle Stopper Caps for Sample Storage and Lab Use Random Color

Package List test tube plugs Features - Size: 1.70X1.20X1.20cm/0.67X0.47X0.47in - Material: Plastic. -Product Info:Test tube plug - Color: Random Color. - Fine workmanship the practicality and durability. Package includes multiple colors, easy for you to use. - Features with scientific design, can be firmly pressed against the inner wall of the test tube bottle with cork. - Selected material and professional design the sealing and waterproof effect. - The screw test tube plug is made of , which has the . - Good elasticity and sealing performance, the plug can greatly meet your scientific research use test tube.Goods Descriptionplug If you are looking for a practical and reliable sealing plug, this product will be a good choice for you.tube stopper cap Simple in structure, very easy to use.tube plug This is a test tube sealing plug, which is made of for the long-term use.mechanical test plug A variety of colors, which can distinguish the different products

• Test tube cork--fine workmanship the practicality and durability package includes multiple colors, easy for you to use,plastic test tube
• Bottle stoppers carbonated drinks--the set contains 100 pieces of tube screw plugs, large quantity to meet your needs,test tubes
• Sample bottle--suitable for medicine, chemical industry, scientific research test tube use,tube stopper cap
• Stop test--features the good elasticity, which will not do damage to the bottle or test tube,large test tube stopper plug
• Test tube stopper--comes with a variety of colors, which can distinguish the different products,test tube caps