Xanthine oxidase activity was evaluated by the spectrophotometric measurement of the formation of uric acid from xanthine. |
Sensitive spectrophotometric methods for the determination of amoxicillin, ciprofloxacin and piroxicam in pure and pharmaceutical formulations. |
Heanes DL Determination of total organic-C in soils by an improved chromic acid digestion and spectrophotometric procedure. |
The content of RNA in the solution was determined by ultraviolet spectrophotometric analysis. |
The supernatant was taken for spectrophotometric measurements. |
Superoxide anion was estimated by spectrophotometric measurement of the reduction of nitro blue tetrazolium. |