Specifications
| Measuring range | 1-50 ppm 0.5-25 ppm |
|---|---|
| Number of pump strokes | (100mr) 2 (200mr) |
| Sampling time | 1 minute/1 pump stroke |
| Detectable limit | 0.2 ppm (200mr) |
| Shelf life | 2 years |
| Operating temperature | 0 – 40 °C |
| Colour change | Pink → Pale purple |
| Reaction principle | By reacting with Sulphuric acid, PH indicator is discoloured |
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