Midnapore College Tender

Supplying for ANALYTICAL-CUM-SEMI-PREPARATIVE HPLC SYSTEM in Midnapore college

Quaternary Gradient Pump with online Degasser Hydraulic system: Dual pistons in series Flow range: Set-points from 0.001 to 10.0 ml/min, in 0.001 ml/ min increments Pressure operating range : upto 400 bar / 5800 Psi Gradient Formation: Low-pressure quaternary mixing /gradient capability using high-speed proportioning valve. Delay volume 600– 900 µl. Composition precision: 0.20 % RSD, Flow precision: 0.07 % RSD, Flow Accuracy: +1% or 10ul/min whatever is greater Pressure Pulsation : 2% amplitude Recommended pH range: 1.0-12.5 Settable composition range; 0-100 in 0.1% increment Control: Software for HPLC Integrated degassing unit: Number of channels: 4. Internal volume per channel: 1.5 ml Safety & Maintenance: Extensive diagnostics, error detection and leak detection, safe leak handling, leak output signal for shutdown of the pumping system. Low voltage in major maintenance areas GLP features: Early maintenance feedback (EMF) for continuous tracking of instrument usage in terms of seal wear and volume of pumped mobile phase with pre-defined and user settable limits and feedback messages. Electronic records of maintenance and errors Inbuilt Vacuum degasser Number of channels: 4 Internal volume: Typically 1.5 ml per channel, Necessary Tool Kit 2. Manual injector. Includes Rheodyne 7725i manual injection valve, 20 ul sample loop, 25-ul syringe and mounting stand. Additional loop of 50ul,100ul,200ul,500ul,1ml & 2ml volume 3. Multiwavelength Detector Detector Type: 1024 Element diode array Light Source: Dual lamp design (tungsten and deuterium). Diode width/Resolution: 1nm (preferably 0.8) Signal noise is ± 0.7x10-5 AU at 254 and 750 nm Wavelength accuracy is +/- 1.0 nm. Drift is 0.9x10-3 AU/h at 254 nm. Wavelength bunching: Programmable, 1 - 400 nm, in steps of 1 nm Slit width: programmable: 1,2,4,8,16 nm Wavelength Range: 190-950nm Linearity range: 2 AU Data acquisition/ sampling rate: Upto 120 Hz Time Programmable: Wavelength, polarity, peak width, lamp bandwidth, autobalance, wavelength range, threshold, spectra storage mode Safety and Maintenance features must be available GLP must be available Standard flow cell 13 μL10 mm path length, 120 bar pressure Upgradable to Diode Array Detector 4.Software: Single HPLC software for operation of the full systems including all modules ; should be easy and intuitive and compatible with Windows 5.Columns  C 18 Column 4.6 × 150 mm -with guard column & holder  C18 Column, 300A, 4.6x250mm with guard column  C 18 Column 5 μm particle sizes, 9.4 × 250 mm -with guard column & holder