... , Menue-prompted, curve saving, flame-out protection device, external printout Flame Photometter Introduction:FP640 Flame Photometer. It meets the requirements ... . liquid crystal display, Menue-prompted, curve saving, flame-out protection device, external printout and so on. These ... on superior flushbonding single-chip computer circuitryFP-640 flame photometer is an improved instrument based on the ...