
Specifications
| Measuring range | 10-400 ppm |
|---|---|
| Sampling time | 1.5 minutes/1 pump stroke |
| Detectable limit | 4 ppm |
| Shelf life | 1 year |
| Operating temperature | 10 – 40 °C |
| Colour change | Pale yellow → Pale blue |
| Reaction principle | Potassium dichromate is reduced |
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