Single water test

Single water test

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sera CO2 long-term indicator
Permanent CO2 monitoring
sera CO<sub>2</sub> long-term indicator
sera pH Test
Makes it easy to monitor the pH value in fresh and marine water and ponds. For approx. 100 measurements.
sera pH Test
sera kH Test
Makes it easy to monitor the carbonate hardness in fresh and salt water.
sera kH Test
sera gH Test
Makes it easy to monitor the total hardness.
sera gH Test
 

sera guide booklets

Browse our extensive guide booklets. From the first steps via correct feeding up to health related topics ...

sera guide booklets