1.UV-4100 UV-Visible Spectrophotometer 2.Wavelength Range:190 ... Accuracy:0.3 nm UV-4100 UV-Visible SpectrophotometerUNICOM-OPTICS UV-4100 Double Beam UV/ ... routine applications such as quantitative analyses, kinetics, spectrum scanning, multiple components and DNA/Protein.UV- ... routine applications such as quantitative analyses, kinetics, spectrum scanning, multiple components and DNA/Protein. Optional ...