Rashtrasant Tukadoji Maharaj Nagpur University Tender

Purchase of Wavelength Dispersive X-ray Fluorescence (WDXRF) Spectrometer.

Purchase of Wavelength Dispersive X-ray Fluorescence (WDXRF) Spectrometer : High performance WDXRF spectrometer should be capable of analyzing elements from Fluorine to Uranium in solid, and powder forms of samples. The other important specifications are as follows: The base unit of WDXRF spectrometer shall have provision for Vacuum atmosphere for solids, pressed powders or fused beads sample analysis and powder analysis. The other important parts of the base unit shall be as follows: I. a) Scintillation counter (SC) detector b) Gas-flow proportional counter (F-PC) detector c) The X-ray tube should be of end window type and has a single target material d) The target of X-ray tube should be Rh/Pd with Be (Beryllium) window e) X-ray tube power- Minimum 200 W or more. f) The filters for primary beam to improve specific elemental analyses g) Analyzable elements: F(Fluorine) to U (Uranium) h) 12 position Auto sample changer with 12 sample holders for 30-40mm dia samples i) Sample spinner: A sample spin mechanism shall be provided so that sample can be spined during the analysis, if required. Minimum speed should be 30rpm. j) Primary beam filter exchanger k) Analyzing crystal exchanger (covering entire elemental range F-U) l) Temperature stabilizer for the goniometer and sample chamber m) A suitable Vacuum pump n) Windows 11 (64bit) or above compatible software o) Standard accessories: Vendors to mention. p) Pulse Height Analyzer (PHA) adjustment sample q) 1 set of paper manuals and 1 set of CD-R manuals. II. The Software shall be capable of doing following options : a) Scan b) Fixed angle measurement function c) Thin-film analysis by Fundamental Parameter method d) Drift correction library with library drift correction samples e) Analysis film correction f) The spectrometer automatically selects the best analyzer erystal and detector for the measurement of spectra of elements ranging from F to U depending on the energies of analyte lines to be measured. g) Standardless software for unknown sample measurements. All accessories related to calibration of this program to be provided by the vendors. Calibration support for this software to be provided for free of cost after warranty period for lifetime of the instrument. III. Matching Library Function IV. Other important accessories to be supplied : a) Basic spare parts set (1) and including pump oil, O-rings, sensors, etc.- 1 set b) PC & Printer to be provided along with the machine. V. Safety alarm system - The system should have the following safety device and pilot lamp: a) External Cover Switches: Some of the external covers and doors should be equipped with switches to detect an opened or closed condition of it. b) X-Ray Warning Lamp: When the X-rays are turned on, the X-ray warning lamp lights should be turned ON. When this lamp has burned out, the X-rays should not be turned on.