analytical lab instruments, UV Vis Spectrophotometer,Polarimeter,Whiteness Meter, Turbidity Meter,Refractometer, Colorimeter,ph A & E Lab. Main Products: Atomic Absorption Spectrometer (AAS), Fluorescence ... flame)Calibration MethodsStraight line, broken line, secondary fittingSize & Weight530X510X580mm & 27kg analytical lab instruments (AE-AP1200)