Barter is the present and the future of international trade, especially for people who is starting in the import export business. Barter and more: Triangular operations.
Test tube brush definition laboratory, you are already know it, below we will show main points of cleaning: 1. The test tube brush of different materials should be selected according to the condition of the workpiece. 2. Do not use too much pressure…
Test tube brush definition laboratory: test tube brushes are mainly used for cleaning different types of test tubes. There are many types of test tubes, and the inner diameter is also different in size. Therefore, multiple test tube brushes with different…
Laboratory measuring instruments: Graduated Cylinder: Used to measure liquid volume. The cylindrical measuring tube test tube brush laboratory apparatus uses a test tube brush with a common cylindrical fan head to achieve better cleaning results. Aoqun…
Laboratory instruments for separating substance Funnel: Divided into ordinary funnel, long-necked funnel, and separatory funnel. Ordinary funnels are used to filter or transfer liquids to small-mouth containers. A long-necked funnel is used to inject…
Laboratory equipment that can be heated: Test Tube is a container used to hold a small amount of medicines, and to perform a small amount of reagent reaction at room temperature or under heating. It can be used to make or collect a small amount of gas.…
