title: Colorimetric and spectrophotometric estimations of nitrazepam in pharmaceuticals and urine samples.
mesh_terms: D002951:Citrates; D003124:Colorimetry; D006863:Hydrogen-Ion Concentration; D006877:Hydroxamic Acids; D006898:Hydroxylamines; D007501:Iron; D008722:Methods; D009567:Nitrazepam / Q000032:analysis* / Q000652:urine; D013053:Spectrophotometry
chemical_list: D002951:Citrates; D006877:Hydroxamic Acids; D006898:Hydroxylamines; D009567:Nitrazepam; D007501:Iron