JBL KH Test Set


JBL KH Test Set
JBL KH Test Set

Our Price: £7.89
 

 Carbonate hardness test

  • Recommended level for freshwater: 4-8° dGH.
  • 1 drop = 1° dKH (GkH).
  • Colour change from blue to yellow.
  • For freshwater and saltwater.