Table 1: Optimization of molar concentration, stirring speed and obtained inference.
| Sr.no | Optimized Concentration (M) | Stirring speed of complex formation (rpm) | Filtrate color | Inference |
| 1. | 0.08 | 800 | Colorless | No Complex formation |
| 2. | 0.08 | 1200 | Colorless | Slow Complex formation |
| 3. | 0.08 | 1500 | Greenish white | Instant color change |