... payment 3.MOQ: 1 unit 4.Certification: CE&ISO Visible Spectrophotometer A & E Lab.Main Products: Atomic Absorption ... (AAS), Fluorescence Spectrophotometer, Bio-Spectrophotometer, UV Vis Spectrophotometer, Visible Spectrophotometer, Flame Photometer, Whiteness Meter, Turbidity Meter, Colorimeter, ... holder so that can not be replaced the optical circuit of halogen tungsten lamb.v Automatic calibration ...