Solvent management:. - Number of solvents: 1 to 4. - Conditioning of solvents: vacuum degassing, two operating modes, four chambers, < 500µl internal volume per chamber. - Flow rate: 0.000 to 10.000 mL/min (typically 0.050 to 5.00 mL/min) in 0.001 mL/min increments. - Compressibility compensation: Automatic and continuous. - System delay volume: < 650 µL, independent of back pressure at 1mL/min. - Piston seal flushing: Integrated, active, programmable. - Gradient profiles: 11 gradient curves including linear, steps (2), concave (4) and convex (4). - Dry/Wet Start: Automatic front panel control, SystemPrep function for automatic solvent flushing. - Flow rate increase: Time (0.01 to 30.00 min in 0.01 min increments) to reach maximum flow rates. - Maximum allowable operating pressure: 5000 psi (345 bar) (0.010 to 3,000 mL/min) programmable upper and lower limits. - Composition range: 0.0% to 100.0%, in 0.1% increments. - Composition accuracy: ±0.5% absolute, independent of back pressure. - Composition precision: ?0.15% RSD or ?0.02 min SD, whichever is greater, based on retention time. - Flow rate precision: ?0.075% RSD or ?0.02 min SD, six repetitions. - Flow rate: 0.000 to 10.000 mL/min (typically 0.050 to 5.000 mL/min) in 0.001mL/min increments. - Flow rate accuracy: ±1% or 10µl/min, whichever is greater. Sample management:. - Number of sample vials: 120 vials, divided into five carousels with 24 vials each. - Number of sample injections: 1 to 99 injections per sample vial. - Sample delivery precision: Typically <0.5% RSD. - Sample transfer: ? 0.01% for caffeine under specified conditions. - Injection needle cleaning: Integrated, active, programmable. - Accuracy of injection: ± 1µL (±2%). - Standard sample vial: 2mL. - Advanced operations: priority samples, automatic additions, automatic standards. - Injection volume range: 0.1 to 100.0µL, standard; 0.1 to 2000.0µL with optional sample loop. - Linearity of injection: > 0.999 coefficient of deviation. - Minimum sample quantity: 10µL. - Sample temperature control (optional): 4 to 40°C, programmable in 1°C increments. - Column heater (optional): 20 to 65°C in 1°C increments. This refurbished Waters Alliance 2695 HPLC system with Waters 2420 ELS Detector, Waters 2996 PDA Detector, Waters 2414 RID, Waters 2475 Multi-Wavelength Fluorescence Detector, Waters 2489 UV/Vis Detector or Waters 2465 Electrochemical Detector is in an excellent condition Condition. We are professionals Labprocure bears responsibility for this device.