Potassium is an important nutrient that is quickly depleted. A lack of potassium leads to algal stagnation and leaf perforation.
Measurement range: 2.0 to 15 mg/L.
Recommended levels: 5 - 10 mg/L.
For approx. 25 measurements.
JBL Proaquatest K Potassium - water potassium level test 25 tests
Вариант: JBL Proaquatest K Potassium - water potassium level test 25 tests
