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Optical system
Optical system construction: paschen-runge construction, grating focal length 500 mm, roland circle diameter: 500 mm
Full-spectrum technology: coverage of the full range of elemental analyses
Detector: multiple CCD detectors, unlimited maximum number of detection channels
Raster scribing: 2700 lines/mm
Spectral range: 160-500nm
Resolution: better than 0.01nm (line resolution 0.7407nm/mm, pixel resolution 0.005926nm)
Pixel dimension: 8μm
Dispersion: class I: 0.74nm/mm, class II: 0.37nm/mm
Excitation source
Excitation frequency: 20-1000Hz
Excitation current: 90A
Excitation voltage: 190V
Spark stand
Discharge parameter: Inductance: 120μH, Resistance: 3.50, Capacitance: 5μF, Voltage: 380V
Dimension: 125x95mm, max. load 50kg
Lens: One-piece lens isolation valve
Excitation electrode: tungsten electrode
Gas supply
Argon quality: purity: 99.999%, pressure: >0.6MPa
Flow rate: tidal flushing mode, excitation: 8L/min, standby: 60ml/min
General analysis time: <40s
Data processing: single excitation, slice exposure, simultaneous acquisition, simultaneous counting back, independent control of the integration of different CCD exposure time, to enhance the identification of trace elements, to reduce the detection limit of the instrument, adjust the integration time with the wavelength band, to enhance the stability of the instrument.
Work environment: 20-25°C, <70%RH
Power: AC220V, 50Hz, 10, 16A, 2.5KW, ground resistance <40
Dimension (LxWxH): 545x380x435mm
Weight: 70kg
Optional accessory
Lathe: OES-R420-LATHE: 220x300nm, 220V
ELectrode brush: OES-R420-BRUSH
Small sample fixture
OES-R420-RODLIKE: Φ3.1-7nm regular bar sample
OES-R420-FILIFORM: Φ0.5-3nm filament sample
Gasket
OES-R420-GASKET1: Copper, ID6mm
OES-R420-GASKET2: Copper, ID8mm
OES-R420-GASKET3: Boron nitride, ID4mm
OES-R420-GASKET4: Boron nitride, ID6mm
