The thread pressing device of the liquid outlet pipe should be screwed into the body of the liquid filling device tightly to prevent the corroded sample from being ejected from the space when the liquid is pressed. Please wear protective glasses. Adjustable liquid dispensers are widely used in daily analytical work in laboratories. It has a design, excellent materials, reliable production, and the trust of users. This type of product is widely sold adjustable liquid dispenser. Applicable: Scientific research institutes, inspection departments, accurate measurement of liquids, suitable for various solutions, acid and , reagents, biochemical samples. When using samples that are harmful to the eyes, please wear protective glasses to prevent ., Weight: 0.30754485549 pounds, Manufacturer: ximie