AAS was qualified as per pharmacopoeia requirements. Copper, manganese, mercury and cadmium
hallow cathode lamps were used for qualification purposes. Design qualification and installation
qualification met the criteria of user requirements. Wavelength accuracy and reproducibility,
resolution and baseline stability are in compliance with user requirements. Characteristics
concentration or sensitivity, detection limit and characteristics mass were performed as a part of
operational qualification which is 0.062 µg/mL, 0.00354 µg/mL, 1.41 pg respectively. Results of %
RSD for precision study is 0.352 and 0.487 for flame and graphite furnace mode respectively fulfilled
criteria of qualification. Performance qualification results of 20 consecutive days demonstrate
the predetermined specification. Analytical instrument qualification and method validation
relationship is also described by assay performed on haemodialysis concentrate. Good precision
(