Aquavital Multitest 6In1 S-O50 Test Strips It/Es/Pt/Hr/Sl/R

The AQUAVITAL MULTITEST 6in1 allows you to quickly, easily and reliably determine the 6 most important parameters for fresh water: pH, total hardness (GH), carbonate hardness (KH), nitrite (NO2), nitrate (NO3) and chlorine (Cl2).