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  • Brand: Arka
  • Brand: Hanna
  • Brand: JBL
  • Brand: Preis Aquaristik
HANNA Ultra Low Range Phosphate Colorimeter - Checker® HC
CHF75.40
  • The HI774 Checker® HC Mini Photometer offers a simple, accurate, and economical way to measure phosphates in marine systems, including coral reef aquariums. Phosphates are an important parameter to measure in aquaculture and aquaria; levels that are too high can lead to algal blooms and dissolved oxygen depletion which in turn smothers aquatic life.
JBL ProFlora CO2 Calibration Set
CHF17.05
  • Professional use of pH electrodes for aquariums: complete set for calibration
  • Easy to use: fill calibration solutions into cuvettes. Immerse pH electrode in calibration solutions according to instructions and rinse afterwards
  • pH electrodes need to be readjusted (calibrated) every 30 - 60 days. To do this, they are immersed in calibration liquids with a given pH value and the device then readjusts itself
  • Only 5-10ml calibration liquid is needed for calibration procedure. Then rinse with distilled water (included in the set)