Beckman Coulter Spectrophotometer (cart not included) (DU-640)

Beckman Coulter Delsa 440SX Laser Particle Measuring Unit w/Remote Power Supply Electrophoretic mobility measurement by Laser Doppler Velocimetry Size Range 0 - 10 cm/V.sec. (Mobility) 10 nm - 30 m...

Beckman DU-65 UV-Visible Scanning Spectrophotometer *Doesn't Pass Self Test* Unit powers up, display screen states: Filter Motor Failure. Perhaps an error, unsure how serious failure is...