Silicate (SiO3) supports the growth of diatoms in marine and freshwater aquariums. The sera silicate-Test allows monitoring the silicate level reliably and easily. Content: 15 ml.
With this test you can easily determine whether the aquarium contains enough CO2. Simply fill the aquarium water into the test tube, give it a quick shake and seconds later the color reaction will reveal the result.
The performance of conductivity probes are affected by use due to residue build up and aging. M10030 is a lab grade 12880 µS/cm conductivity solution standard prepared against a NIST traceable potassium chloride solution that allows you to recalibrate yo
The Sera Cu (copper) test is to quickly and easily determine the copper level in your water. Good for +- 50 tests. Best before 04-2025
The EC Temp meter E50 Pro, suitable for many industries, is the ideal digital hand-held meter for measuring the EC and temperature of a variety of liquids.