... /DDS/TDS Meter, Incubator, shaker, Hotplate, Mixer, PCR, Oven, etc.atomic absorption spectrophotometer Main SpecificationWavelength range 190-900nmWavelength accuracy ±0.25nmResolution Two spectral ... better than 30 times. (only for AE-WFX110A/120A)Hollow CathodeLampsLamp turret6-lamp turret (AE-WFX110A/120A),4-lamp turret (AE-WFX130A)Auto-alignment ...