Rubber Stopper Test Tube

We have been in the rubber stopper producing field since several years and totally understand the demand for these corks, which are quite essential for laboratory, commercial, household, and other things. We also offer a set of rubber stopper test tube solutions that generally are ideal for laboratory glass tubes. In addition to that, you can acquire these rubber corks in various colors. If the color, design, size, or model of rubber stopper you are looking for is not on our product list, you do not have to feel disappointed. It is because we offer rubber stopper test tube custom options so that we can manufacture corks that best fit your requirements. 

You can use our rubber stoppers to lock test tubes and jars, which helps in deterring liquid from breaking out. In addition to that, the rubber stoppers block the entry of airborne particles into the test tubes. Our rubber stoppers can withstand high temperatures and are officially certified. You can acquire the test tube rubber corks in various sizes: size 000 to size 25. Size 10 is one of the best versatile models which can be used to close 250 ml narrow mouth Erlenmeyer flask, 250 ml glass round bottom flask, 250 ml glass flat bottom flask, 500 ml vacuum filtering flask, 500 ml distilling flask with a sidearm, 500 ml glass round bottom flask, 500 ml glass flat bottom flask, and 50 ml wide mouth Erlenmeyer flask. 

We also have rubber stoppers that can fit large-mouth and small-mouth test tubes. For instance, size 17 is suitable for 500 ml wide mouth erlenmeyer flask, 2000 ml narrow mouth erlenmeyer flask, and 2000 ml flat bottom flask. If you are interested in our rubber stopper test tube products and are willing to discuss about the price, it is best to contact our customer inquiry team. If not, you can also browse through our customer service pages for any queries.