Testeur d'eau SeaTest KH SeaTest KH water tester, description and features: Bicarbonates (KH) have a stabilizing effect against variations in water pH. As a result of biological processes, water KH and pH values can change over time. As the inhabitants of aquariums and ponds are extremely sensitive to any change in pH, regular checks of the...

LOBSTER SALT Refined salt without nitrates and phosphates for the preparation of sea water for LOBSTER (lobsters, crustaceans, seafood ...) 18kg

Areometer 260mm