The Erlenmeyer Flask, also commonly known as conical flares or titration flares, were designed and named by German chemist Richard August Carl Emil Erlenmeyer.

Pipettes are usually made of glass or plastic. Due to safety and hygiene reasons, it is best to use single-use, polystyrene plastic serological pipettes.

At present, the suction head on the market is basically polypropylene plastic (colorless transparent plastic, high chemical inertia, wide temperature range). However, the same polypropylene can vary greatly in quality.

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