Hello, We wish to request your kind support on a opportunity to supply spectrophotometers with the specs below: Optical system: Single Beam Benchtop UV Visible Spectrophotometer, 190-1100 nm, can accommodate 100-, 50- and 10-mm cells Wavelength range: 190 – 1000nm Wavelength accuracy: within 1nm Wavelength reproducibility: 0.1nm Self-test & calibration: automatic at switch on Display: High resolution backlist LCD display with contrast control Light source:  Tungsten _ Halogen Computer interface: Bidirectional serial RS-232C & parallel ports Power supply: 220 – 240 v, 50 Hz 6 Glass cuvettes: 10-, 50- and 100- mm Glass cuvettes (3 cuvettes x 3 types (10, 50 and 100 mm) = 6 Glass cuvettes. 3 quarts cuvettes: 10-, 50- and 100- mm Glass cuvettes (3 cuvettes x 3 types (10, 50 and 100 mm) = 6 Glass cuvettes. Adapter for cuvettes to accommodate 10-, 50- and 100- mm cuvettes Dust Cover Thank you for your quick reaction, Hugo