Some Common Sense About Tetrafluoro Beakers

The tetrafluoro beaker is a common chemical laboratory instrument. Models with different capacities have different functions. This instrument is too common, and many people use it easily, but few people will go to the bottom of why this small instrument can play such a big role. effect. Today, let's take a look at some common sense about the use of tetrafluoro beakers.

1. When the beaker is used for heating, the asbestos mesh should be placed. As we have seen, the bottom of the cup is large. If you use the fire directly, it can only burn to the local area, which will cause damage to the cup body due to uneven heating. Second, in order to prevent the liquid that needs to be heated When it overflows the container when boiling, we need to place the amount of liquid as required. Generally, the amount of liquid should not exceed one-third of the volume of the beaker. And before use, ensure that the outer wall of the container is kept dry and clean to prevent other substances not required by the experiment from affecting the experimental results.

2. Chemicals should not be placed in the cup for a long time, in order to prevent the drugs from volatilizing with certain substances in the air and losing their original functions;

3. When using the instrument to store corrosive drugs, avoid liquid corrosive drugs splashing out and burning to the skin, and cover the mouth of the beaker with a surface utensil.

4. When stirring fluid objects, the matching Teflon rod should be used.