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JBL GH Test

JBL GH Test ***Total hardness test for freshwater 

 

  •   Recommended value for fresh water: 8 - 20° dGH
  • 1 drop = 1° dGH.
  • Colour transition from red to green.
  • A higher GH in the aquarium compared to that of tap water suggests that water was topped up rather than renewed! 

Quantity

Producer

JBL

Available

24h

size: