SHIMADZU ATOMIC ABSORPTION SPECTROPHOTOMETER (AAS)MANUFACTURE BY SHIMADZU CORPORATION; JAPANHSN Code: 90273020Main Unit Optics Wavelength range: 185 to 900 nm Monochromator: Aberration-corrected Czerny-Turner mounting, Number of grating grooves: 1800 lines / mm, Focal length: 300 mm Band width: 0.1, 0.2, 0.4, 0.7, 1.0, 2.0 nm (6-step automatically switching)Detector: Photomultiplier tube Configuration: Optical double beam (with Beam Manager)Background correction method: BGC-SR (high-speed self-reversal method) (185.0 to 900.0 nm)BGC-D2 (D2 lamp method) (185.0 to 430.0 nm)Number of HC lamps: 8-lamp turret, 2 lamps simultaneously lit, 1 for measurement, 1 warming up for next measurement 2 sockets for High-performance boosted lamp, lilting one Lamp mode: EMISSION, NON-BGC, BGC-D2, BGC-SR Data processing* Software requirements: Microsoft Windows 7 Professional / Vista Business* Parameter setting: Wizard method* Measurement mode: Flame continuous method, flame micro sampling method, furnace method, flame emission method Calibration mode: Calibration curve method (select primary, secondary, tertiary)Standard addition method, simple standard addition method(primary expression)Repeat analysis: Up to 20 repetitions. Mean value, standard deviation (SD) and coefficient of variation (RSD) display Automatic exclusion of deviant values by setting SD and %RSD Baseline correction: Automatic correction of baseline drift by offset correction in peak height / peak area modes. Signal processing: segment setting Signal processing segments can be changed in peak height / peak area modes. Sensitivity correction: Automatic calibration curve correction function using sensitivity monitoring Analog output: 2 channels (atomic absorption/energy signal, background signal) Output range: 5.0, 2.5, 1.25, 0.625 Abs./V (each settable in 4 stages)902711510000/-Fixed at 1 V F.S. in EMISSION mode. Calculation factor: Final concentration calculations based on sampled volume, dilution rate, fixed volume, and factor inputs Method file: Template functions available Procedure/result display: MRT (Measurement Results Table)worksheet Report generation: Summary report QA/QC: Select whether to continue or discontinue measurements based on results of evaluation on coefficient of correlation, %RSD,ICV.ICB, CCV.CCB, PB, LCS, SPK, PDS, and DUP. Re-analysis: Select whether or not to conduct re-analysis.(Flame micro sampling method, furnace method)Digital recording:* Management by login ID and password* Control user access authority by user level* Log record* Audit trail* Electronic signatures Power requirements: Choose from 100, 120, 220, or 230 VAC, 230VA, 50/60 Hz (Power is required separately for the personal Computer.)Dimensions and weight: W702 D610 H702 mm, 78 kg(Protruding parts and optional equipment are not included.)Ambient temperature / humidity: 10 to 35 C, 20 to 80% (less than 70% when temperature is higher than 30 C