Price on request
In stock, only 12 left
  • For calibration of pH combination electrodes
  • blue colored
In stock, only 4 left
  • Tool for water testing
  • Especially helpful during calibration
12,50 € - 13,90 € *
In stock, only 6 left
  • Innovative color device for continuous ammonia detection
  • Lasts over a year
  • For marine or freshwater use
12,50 € - 13,90 € *
In stock, only 6 left
  • Measuring device for continuous pH detection
  • Only for freshwater use
  • Small and unobstrusive
  • Long lasting