Promo code (Hettich Lab ): FREEHettich Lab is a free app made especially with the Hettich customers in mind. It is the resource for "at the instrument" help and support. This app caters specifically to the medical and scientific industries. The app calculates RCF and/or RPM white at the user's centrifuge. It helps customers find their local representatives. It helps to determine annual power consumption and can be used to get help on their Hettich centrifuges with no problems at all.