... . Main Products: Atomic Absorption Spectrometer (AAS), Fluorescence Spectrophotometer, Bio-Spectrophotometer, UV Vis Spectrophotometer, Visible Spectrophotometer, Flame Photometer, Whiteness Meter, Turbidity Meter ... temperature; With ALLHEATTMseries products because uniform distribution of heat, so low energy consumption, heat not easily lost, and enables customers to use ...