Chemischer Testkit zur Bestimmung der Härte im Bereich 400 bis 3000 mg/l (ppm).
Packungsgröse: 50 Tests
Messbereich | 400 bis 3000 mg/l |
Auflösung | 100 mg/l |
Methode |
Titrimetrisch – EDTA |
฿642.00
Chemischer Testkit zur Bestimmung der Härte im Bereich 400 bis 3000 mg/l (ppm).
Packungsgröse: 50 Tests
5 in stock
Chemischer Testkit zur Bestimmung der Härte im Bereich 400 bis 3000 mg/l (ppm).
Packungsgröse: 50 Tests
Messbereich | 400 bis 3000 mg/l |
Auflösung | 100 mg/l |
Methode |
Titrimetrisch – EDTA |
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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.