Spd20a User Manual | Shimadzu

The SPD-20A allows you to set the wavelength manually via the front keypad or through software (LabSolutions).

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.

Press FUNC again to find λ2 . Input your secondary wavelength. shimadzu spd20a user manual

Which of the above would you like?

Is your detector operated or controlled by software (e.g., LabSolutions, Empower)? The SPD-20A allows you to set the wavelength

Buffer salts can precipitate inside the flow cell, blocking light and causing severe noise.

Set the desired wavelength using the key, enter the value, and press [ENTER] . Baseline Stabilization and Analysis Press FUNC again to find λ2

: The light throughput hitting the sample photodiode is insufficient. This points to a failing lamp, a heavily contaminated flow cell, or misaligned optics.

This comprehensive guide serves as a practical manual for operators, covering installation, control panel navigation, routine operations, maintenance, and troubleshooting. 1. Technical Specifications and Operating Principles

lamp to warm up for to achieve baseline stability.

Room temperature fluctuations; mobile phase outgassing; column temperature unstable.