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Waters 996 Photodiode Array Detektor

Posted: Fri May 19, 2006 12:26 pm
by beginner
a completely "hplc beginner" needs help :-)

how can I check the lamp intensity of a Waters 996 Photodiode Array Detektor?

Posted: Thu May 25, 2006 1:39 pm
by vofelyp
Login the Empower Pro interface. Find the Diagnostic/PDA Calibration menu in the Run Sample window. You can see the spectra of the lamp. Flush the system with degassed MeOH and set up the exposure time of the diodes 21 ms. The max. of the spectra about 230 nm is 30000-40000 with new lamp and good optics.