-40%

Scanning Beckman DU 7400 Diode Array UV/Vis spectrophotometer w/ Glitch, As Is

$ 525.36

Availability: 100 in stock
  • Model: DU 7400
  • Type: Spectrophotometer
  • Country/Region of Manufacture: United States
  • All returns accepted: ReturnsNotAccepted
  • MPN: Does Not Apply
  • Condition: Unit powers up and passes ALL self testing, but display/monitor cut off after several minutes while machine is still on. UV source time displays wrong hrs. Make sure to see detailed list description.
  • Brand: Beckman

    Description

    This scanning Beckman powers up and passes ALL self testings. However it sees a
    glitch
    with it: the display/monitor is cut off after several minutes while the machine is still on. It needs repair/maintenance before putting into use again.
    Sold As Is.
    Please see the attached photos for details. For buyers convenience, I opened the cover to show its inside.
    Note:
    the UV source time hrs was wrong: it displays
    109996952.0
    hrs. That means it has been used for more than
    12556 years
    ! (109996952/24/365=12556.73).
    Features of Beckman DU 7400 Scanning Spectrophotometer:
    Wavelength Range: 190 - 800 nm
    Wavelength Accuracy: +/- 1.25 nm
    Spectral Bandwidth: 2 nm
    Speed (Full spectral scan): 0.1 sec
    Built-in Programs: Fixed Wavelength, Wavelength Scanning, Scatter Correction, Net A, Time-base Kinetic, Rate Determination, Subtraction, Addition and Manipulation of Spectral
    Applications: Protein, Fraction Read/Plot, Nucleic Acid, DNA/Oligo Quant, Enzyme Mechanism, Enzyme Activity, etc.