M4000 Spark Oes Optical Emission Spectroscopy M4000 Spark Oes Optical Emission Spectroscopy creatively combined with world leading argon circulation technology enables the analysis of Fe, Al, Cu and other bases materials. Spark Oes Spectrometer is an ideal solution to fast and accurate quantitative analysis near the furnace, metal material quality control and scientific research. Optical System  Paschen-Runge optical system  Mult-CCD detectors with high resolution  Wavelength range: 175-520nm  Optics sealed argon circulation system Spark Stand  Open sample clamp  Easily operated sample clamp adapted to different sample geometrics  Optimized argon circuit design  Easy to clean and maintenanceExcitation Source  Programmable pulse digital source  Maximum discharge frequency: 1000 Hz  Maximum discharge current: 400 A  Spark ignition pulseï1-14kV  Spark excitation pulseï20-230V  Arc excitation pulseï20-60V  Excitation Hole:13mm   Argon Requirement  Purity requirementï99.999%  Input pressureï0.5MPa  Max 3.5L/min in sparking  Average standby flow: 1L/min  Spark Oes Optical Emission SpectroscopyïSpark Oes Spectrometer, high quality oes spectroscopy low price Electrical and Environmental Requirement  AC220V±20V,50Hz