- Stable, pre-mixed solutions
- Ideal for verification and documentation
For generating your own standard calibration curves when used with colorimeter reagent kits. Simply plot the results (in absorbance or % transmittance) verses concentration. The resulting curve can then be used to determine concentration values in unknown samples.
| Thomas No. | Test Factor | Test Method | Concentration | Qty. |
| 3075F12 | Ammonia-Nitrogen | Nessler | 100 ppm | 60 mL |
| 3075F22 | Chlorine, Bromine, Iodine | DPD | 250 ppm | 60 mL |
| 3075F24 | Chlorine, Bromine, Iodine | DPD | 1000 ppm | 60 mL |
| 3075F52 | Nitrate | Nitrogen | 1000 ppm | 60 mL |
| 3075F64 | pH | Colorimetric Indicator | 7.0 pH | 120 mL |
| 3075G02 | Sulfate | Barium Chloride | 2000 ppm | 60 mL |