... range:190-900nm Atomic Absorption Spectrophotometer Gold Analyzer in SoilCharacteristics A Build-in computer data processing and LCD: adopting highly integrated ... and nonlinear curves fitting, various parameters and working curves displayed in screen and report printing, etc. It is equipped with ... ): Making the characteristic concentration of As, Se, Sb, Bi, Pb, Sn, Te, Ge, In, Tl, Cd and Zn lower than ...