M4000 Spark OES Spectrometers for Alloy Analysis M4000 Spark OES Spectrometers creatively combined with world leading argon circulation technology enables the analysis of Fe, Al, Cu and other bases materials.High quality OES 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 pulseï¼?1-14kV Spark excitation pulseï¼?20-230V Arc excitation pulseï¼?20-60V Excitation Hole:13mm high quality OES, Spark OES Spectrometers, spark oes for sale Argon Requirement Purity requirementï¼?99.999% Input pressureï¼?0.5MPa Max 3.5L/min in sparking Average standby flow: 1L/min