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HI38020 CTK Chlorine Free & Total
1 × ฿7,757.50 -
×
HI3811 CTK Alkalinity
1 × ฿2,728.50
Subtotal: ฿10,486.00
Chemischer Testkit zur Bestimmung von Hypochlorid im Bereich 50-150 g/L (ppt).
Packungsgröse: 100 Tests
| Messbereich | 50-150 g/L (ppt) |
| Auflösung | 5 g/L (ppt) (0.5%) |
| Methode |
Titration Iodometric |
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Nitrate is reduced to nitrite in the presence of cadmium. The nitrite thus produced reacts with the reagent to yield an orange compound. The amount of color developed is proportional to the concentration of nitrate present in the aqueous sample.