Detects iodide as well as a separate test for iodate and molecular iodine. Scale 0.01 - 0.1 ppm (NSW 0.06 ppm). Test is free of interference and independent of redox value. Color remains stable for days. Contains, unlike some other iodine tests, no carcinogenic substances. In fact, none of these...
Our Price: $39.00
Oxygen is highly important and concentrations below approximately 6 ppm have a strong and negative impact on bacteria productivity. Measures in the 2 - 14ppm oxygen range. Colorimetric test good for 50 tests.
Our Price: $20.20