Measurement, reaction, container, separation, and solid blessing.

1.Measurement category refers to instruments used to measure mass, volume, temperature, density, etc., mostly glass measuring instruments, such as burettes, pipettes, measuring cylinders, measuring cups, etc.

2.Reactions are instruments used to produce chemical reactions, and also include some heatable instruments, which are basically glass or porcelain burners, mainly including test tubes, flasks, evaporating dishes, crucibles, etc.

3.Containers are reagent bottles used to contain or store various chemical reagents such as solids, liquids, and gases.

4.Separation is mainly used for separation and purification such as filtration, separation, extraction, evaporation, burning, crystallization, fractionation, etc. Such operating instruments include funnels, separatory funnels, evaporating dishes, flasks, condenser tubes, crucibles, beakers, etc. .

5.The solid blessing category refers to the supplies or instruments used to fix and bless various instruments, mainly including iron clamps, iron rings, iron stands, and funnel stands.

6.Heating instruments are used for heating, mainly including test tubes, beakers, flasks, evaporating dishes, crucibles, etc.

7.The matching category includes glass tubes, glass valves, rubber tubes, rubber plugs and other supplies or instruments used when assembling and linking instruments.

8.Other types are not convenient to belong to the above-mentioned types of other laboratory equipment and supplies.