An analytical technique used to measure the concentrations of elements in a sample. The system is incredibly sensitive and can detect down to micrograms (?g) . It is performed by focusing a beam of known wavelength of ultraviolet (UV) light through a flame and into a detector. - Eight lamp flame/graphite furnace integrated machine. Automatic PC control three light brick, automatic alignment, automatic optimization and automatic ignition. With automatic safety protection function, anti tempering automatic gas path protection, acetylene gas leak- age alarm, automatic shutdown system, abnormal automatic power-off.