tender for comet assay system with water circulator supply, installation, commissioning and warranty of comet assay system with water circulator , supply, installation, commissioning & warranty of comet assay system with water circulator and power supply unit: specification: • the instrument should be suitable for single cell gel electrophoresis. • should have robust tank construction, made up of ebony acrylic ensures that cells remain free of exposure to background light and dna damage during electrophoresis. • having the capacity of 10 slides with cooled central platform to provide a convenient surface for slide preparation and high efficiency cooling for enhanced resolution with external cooling source. • the system buffer volume should be ~550 ml. • dimensions of the system should be 17x34x9 cm ( approx ) . • it should be able to run at 25v / 300ma for 1 hour. • the unit must have safety requirements for electrical equipment for measurement, control, and laboratory use: ce certification as will be used inhospital settings. • system should be equipped with a power supply system from a reputed manufacturer. • it must have 2-300v, 1-700ma and 150w with 1v / 1ma increment. • it should be capable of running at constant current constant voltage. • power supply should have 5 pair of output to connect 5 units all together in the same unit. • it should be programmable to set different programs. • display should be 2.4” lcd display. • it must include preset programs and must have 6 steps with 30 programmable files. • it should have timer to 999 minutes and timer alarm too after the end of run. • when target constant mode is set, the power supply automatically adjusts the two other parameters to maximum to allow for a constant run. • safety feature: no load detection, leakage detect, over load detection, over temperature protection, &sudden load change detection. ? circulator: the circulators should have normal heating & cooling applications. • it should use microprocessor-based technology. • it should be fitted with a powerful pump to take care of both internal &external circulation applications. • it should incorporate a heater to care for fast heating rates. • it should have a bath volume of 5 ltr; the pump flow rate should be 12.5 ltr / min. • the temperature range should be between -28 to 100°c. • the temperature control should be pid+; the temperature stability should be ±0.03°c. • the heater capacity should be 2000 watts. • it should have a refrigerant of r134 a. • it should have special safety features for low liquid level over temperature protection. • should be offered with a standard warranty of 2 years.