Hawach bottle-top dispensers use for organic matter and high-concentration acids and alkalis. Such as HCl, HNO3, TFA, THF, etc. The maximum pressure resistance is 500mbar, the maximum viscosity resistance is 500mm2/s, the maximum temperature resistance is 40, and the maximum liquid density is 2.2g/cm3.
Bottle-top dispensers include mechanical bottle-top dispensers and electronic bottle-top dispensers, they are all mini-type instruments for liquid handling. It takes a large number of dangerous or toxic solvents such as acids, saline solutions, and organic solvents with its safest and most convenient futures.