Purchase, Delivery, Installation And Commissioning Of A Mass Photometer, Along With A Set Of Accessories (A Set Of Slides And Measuring Cassettes) And Reagents Necessary For Its Proper Functioning And Training, For The Needs Of The Faculty Of Biochemistry, Biophysics And Biotechnology Of The Jagiellonian University, As Part Of The Project "Specialized Laboratory Of Biological Interactions" (Acronym: Slob)