Model 599 is the thermostated version of Model 597, with a similar construction principle which allows for quick and easy change of the working area diameter by screw-on caps of different diameter. 500mL capacity. Each cell comes in a set including general operation parts: Pyrex cell (599/MB), PMMA main body (599/SH), polypropilene top cover (599/MR), gas bubbler (494/GB), two Luggin capillary (2x 599/LU), sample mask and sealing gasket (599/SH-X & 599/SHOR-X), magnetic stirrer (203/LF) and complete support stand (591/BASE & 91/COBO).