Our company specializes in manufacturing professional Laboratory Stopper and Rubber Stopper. The primary purpose of a rubber stopper is to prevent a gas or liquid from escaping its container during a scientific experiment. Rubber stoppers can also prevent the contamination of samples by protecting the contents of laboratory glassware from air. Last, the use of rubber stoppers allows experimenters to shake or mix solutions without spilling them. Our company is a professional Laboratory Rubber Stopper Manufacturer in Taiwan, and is known for its quality products.