The document describes the specifications for a UV-Visible Spectrophotometer, including its optical system, wavelength range and readability, photometric readout range and accuracy, noise level, data interval, drift, and cell holder. It also lists the required accessories, including cuvettes, manuals, a computer, printer, and consumables for two years of operation. Additional features noted are the storage of spectra and methods, multiple analysis modes, and software for water and environmental analysis.