Precautions for the use of Erlenmeyer flasks

(1) The injected liquid should not exceed 1/2 of its volume, too much will easily cause splashing.

(2) Use asbestos mesh when heating (except electric furnace heating).

(3) The outside of the conical flask should be wiped dry before heating.

(4) After use, clean it with special detergent, dry it, and store it in a dry container.

(5) Generally not used to store liquids.

(6) Rotate in the same direction when oscillating.