Sensitive Spectrophotometric Determination of Atenolol in Pharmaceutical Formulations Using Bromate-Bromide Mixture as an Eco-Friendly Brominating Agent
Figure 1
Method A: 1 mL 80 μg/mL MCP; 2 mL 5 M HCl. Method B: Brominated product of MCP (1 mL 40 μg/mL bromated-bromide mixture; 2 mL 5 M HCl; 1 mL 80 μg/mL MCP). Method C: Sample: 1 mL 40 μg/mL ATN; 5 mL 1 M HCl; 1 mL 18 μg/mL bromated-bromide mixture; 1 mL 300 μg/mL EG. Blank: 5 mL 1 M HCl; 1 mL 18 μg/mL bromated-bromide mixture; 1 mL 300 μg/mL EG.
