Waters Alliance HPLC systems are considered the industry standard for performance and reliability. Whether you need to expand your laboratory performance, perform increasingly sophisticated analysis, or have higher throughput requirements, the Alliance HPLC system offers numerous optional accessories that expand the system's capabilities to adapt to your changing business needs. The system contains:. - Waters e2695 separation module HPLC system (with integrated autosampler, quadruple mixing pump, degasser and sample warmer/cooler). - Waters 2998 photodiode array detector. - Column warmer/cooler. - LAC/E32 acquisition server (optional). - Empower 3 data system. - Two sets are available in stock. - We have additional detectors, accessories and components that can be individually combined to suit your needs. Specifications:. - Type: Specifications. - Number of sample vials: 120 vials, configured in 5 carousels with 24 vials each. - Number of sample injections: 1 to 99 injections per sample vial. - Sample delivery precision: Typically < 0.5% RSD, 5 to 80 ?L (degassed methanol/water 60:40 Dial-a-Mix, 1 mL/min, six repeats, Phenon mixture, 254 nm). - Injector needle washing: Integrated, active, programmable. - Sample transfer: < 0.01% (based on the following chromatographic conditions): • Column – XBridge C18, 4.6 × 50 mm, 3.5 ?m • Mobile phase – 70% water / 30% methanol • Needle wash – 100% Methanol • Challenge sample – 4.0 mg/mL caffeine (in mobile phase) • Transfer standard – 0.4 mg/mL caffeine (in mobile phase) • Injection volume (all) – 5.0 ?L. - Injection accuracy: ±1 ?L (±2%), 50 ?L, N = 6. Sample is degassed water, analytical solvent is degassed methanol. - Standard sample vial: 2 mL. - Sample temperature control (optional): Room temperature minus 25 °C or 4 °C (whichever is greater) to 40 °C, in 1 °C increments • ± 3 °C temperature accuracy • 60 minutes time limit from the laboratory ambient temperature to heating setpoint • 90 minute time limit from laboratory ambient temperature to cooling setpoint. - Advanced Operations: Stat Runs, Auto Additions, Auto Defaults. - Injection volume range: 0.1 to 100 ?L, standard; 0.1 to 2000 ?L with optional sample loop. - Linearity of the injector: > 0.999 coefficient of deviation (1 to 100 ?L) Labprocure is responsible for this device.