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Chemical test kit for the determination of pH, free chlorine in Cl2: 0.5 mg / l / pH 6.0 to 8.5. 50/100 tests
Chemischer Testkit zur Bestimmung von Ammonium, Nitrat, Nitrit, pH im Bereich Ammonium: 0.0-2.5 mg/L (ppm) Nitrat: 0-50 mg/L (ppm) Nitrit: 0.0-1.0 mg/L (ppm) pH: 6.0-8.5 pH. Packungsgröse: 50/50/50/50 Tests
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Reagent kit for HI 3874 (100 tests)
By using the HANNA Soiltest, it is possible to measure pH and the most important elements for plant growth, that is, nitrogen (N), phosphorus (P) and potassium (K).
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Reagents for HI 3896 test kit, 25 tests
Chemical test kit for the determination of nitrogen: colorimetric: NED phosphorus: colorimetric ascorbic acid Potassium: turbidimetric: tetraphenylborate Package Size: 25/25/25/25 tests
The HANNA Test Kit for phosphate determines the phosphate concentration in irrigation water via checker disc.
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Iron can exist as ferrous (Fe2+) or ferric (Fe3+) ions. The HANNA test kit determines total iron levels in water via a colorimetric method. First all ferric ions are reduced by sodium sulfite to ferrous ions.