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Allow the detector to warm up for at least 30-60 minutes to ensure baseline stability.
Immediately clean any leaks to avoid damaging the instrument's electronic components. Conclusion
are flagship UV-VIS detectors within the Prominence HPLC series, widely recognized for their high sensitivity, wide linearity, and robust performance in analytical laboratories. Whether you are a new user setting up your first HPLC method or an experienced chromatographer troubleshooting a complex separation, the is an essential resource. shimadzu spd20a user manual
: This message indicates that the deuterium lamp failed to ignite after several attempts. Causes : A D2 lamp that has reached the end of its life is the most common cause. However, a defective PCB (circuit board) can also be responsible. Solution : Start by installing a new D2 lamp and resetting its usage time. If the error persists, contact a service engineer.
Turn the main power switch to ON. The power indicator bar on the right side of the display will turn green. Allow the detector to warm up for at
These specifications are critical for method development and ensuring your detector meets performance qualifications.
Fix: Verify the λ max of your analyte and check the "Lamp Status" on the display. High Noise Level Cause: Aging lamp or dirty flow cell. Whether you are a new user setting up
Type your target wavelength (e.g., 254 ) using the numeric keypad.
Features a temperature-controlled flow cell (TC-Optics) to ensure baseline stability against ambient temperature changes. 2. Operational Procedures
When setting up your SPD-20A, the manual lists three non-negotiable steps:
Address