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Iron (Fe) is an important component of plant nutrition. In case the plants have fading leaves this may be due to lacking iron.
9,08 € *
Permanent CO2 monitoring. CO2 is among the most important nutrients for aquatic plants. Deficiencies can therefore have severe consequences.
9,88 € *
Silicate (SiO3) supports the growth of diatoms in marine and freshwater aquariums. The sera silicate-Test allows monitoring the silicate level reliably and easily.
14,08 € *
Makes it easy to monitor the ammonium/ammonia level in fresh and marine water
9,38 € *
Both fish waste and feeding are possible causes for phosphate introduction into the water. A part is taken up as a nutrient by plants, an excess, however, provides nutrition for unwanted algae.
9,28 € *
The sera O2-Test monitors the actual oxygen level in the water within minutes and allows for acting in time. Sufficient for approx. 60 measurements.
9,17 € *
Nitrate (NO3) is an indicator for severe organic pollution. Sufficient for approx. 60 measurements.
8,68 € *
The very sensitive and accurate Easy-Life Phosphate testkit is suitable for fresh water and marine aquariums.
8,58 € *