From: Novel spectrophotometric method for determination of cinacalcet hydrochloride in its tablets via derivatization with 1,2-naphthoquinone-4-sulphonate
Concentration (μg/ml)
Relative standard deviation
Intra-assay, n = 5
Inter-assays, n = 6
10
0.83
0.79
40
0.71
80
0.35
0.44