Duloxetine impurity A - (3R)-N-methyl-3-(naphthalen-1-yloxy)-3-(thiophen-2-yl)propan-1-amine

Duloxetine for system suitability

Duloxetine hydrochloride

Docetaxel impurity E - 5beta,20-epoxy-4-(acetyloxy)-1,7beta,10beta,13-tetrahydroxy-9-oxotax-11-en-2-yl benzoate (10-desacetyl-baccatin III)

Chlortetracycline for system suitability

Captopril impurity J - (2S)-1-[(2S)-3-(acetylsulfanyl)-2-methylpropanoyl]pyrrolidine-2-carboxylic acid (acetylcaptopril)

Chlorpromazine impurity F - 3-(4-chloro-10H-phenothiazin-10-yl)-N,N-dimethylpropan-1-amine

Bicalutamide for system suitability

Celecoxib impurity B - 4-[3-(4-methylphenyl)-5-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide

Celecoxib impurity A - 4-[5-(3-methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide