Expert Free Chlorine test made simple.
Free Chlorine TNTplus® chemistry and your Hach spectrophotometer are engineered to simplify water analysis for accurate results, everytime.
For determination of Free Chlorine by the DPD Method.
*This product has not been evaluated to test for chlorine and chloramines in medical applications in the United States.
| Instrument | DR3900, DR6000, DR1900, DR2800, DR3800, DR5000 |
| Method Name | DPD |
| Method Number | 10231 |
| Number of tests | 24 |
| Parameter | Chlorine, Free |
| Platform | TNT plus™ |
| Range | 0.05 – 2.00 mg/L Cl2 |
| Sample Requirements | The pH of the water sample must be between pH 3 – 10. The temperature of the water sample and reagents must be between 15 – 25 °C (59 – 77 °F). |

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