Product Description Graphical Liquid Crystal Display Keyboard and Alphanumeric Softpad Instrument Diagnostics * Serial Interface (RS-232) Section counter with LC-indication Parallel Printer Port * Support for Dot-Matrix HP DeskJet and HP LaserJet Printers Multi-Language Software The Beckman DU 530 is a great basic research grade instrument that youll never need the operating manual to operate. It uses a Single Cell Module which supports a variety of optional cell holders including the 16mm test tube 1cm standard 5cm and 10cm rectangular turbidity and 50uL microcell . Typical starting configuration is the single cell cuvette holder. Software Options Fixed Wavelength Mode Scanning Mode Time-Based Kinetics Single Component Analysis Protein Analysis Nucleic Acid Analysis with DNA/RNA/Oligo Quantitation & purity checks