10pcs Rubber Test Tube Sealing Plugs Tapered Bottle Stoppers for Scientific Research Sealing for Lab Use Non-Aggressive Liquids Easy to Use

package list 10 x Test Tube Plugs Features - Material: rubber stopper for bottle hole. - Size: 3.5 x 3.5 x 3 cm/1.38 x 1.38 x 1.18 inches bottle stoppers. - Color: white test tube stopper test tube sealing plugs flask sealing plugs rubber flask stoppers lab bottle stoppers rubber conical plugs scientific test tube stopper lab tube stopper. : The rubber stopper is made of rubber, good sealing, which has a long service life of test tube plugs. : most types of scientific laboratory utensils, such as test tubes, flasks or other laboratory applications, conical flask sealing cap. : Selected rubber material ensures acid and alkali resistance and rubber stopper. - Simple structure, very easy to use. The sealing stopper can greatly meet your scientific research use laboratory bottle stopper stopper. - Suitable for scientific research laboratory use, especially for use with laboratory rubber stopper of non-aggressive or concentrated solutions. product information Rubber plug also used for heavy equipment insulation applications. wine stoppers for demanding sealing applications, industrial and laboratory uses. solid rubber stopper this test tube rubber stopper is used to seal equipment in experiments, such as pharmaceutical, mechanical and scientific research industry

• Rubber
• Test tube sealing plugs: material that has the good and effect.
• Laboratory tube plug: simple structure, very easy to use. The sealing plug can greatly meet your scientific research use.
• Test tube stopper: presents good sealing and durability, which will not damage the bottle or test tube.
• Rubber stopper: industry, medicine and other scientific research.
• White Stopper Stopper:The rational design ensures good sealing effect. presents a wonderful seal, which is practical.