HI96821 Sodium Chloride - Digital Refractometer Portable
HI96822 Seawater Analysis (Salinity) - Digital Refractometer Portable
HI97500 Portable Lux Meter
HI97757 Ozone Portable Photometer
HI98107 Waterproof Pocket pH Tester with 0.1 Resolution - pHep®
HI9811-5 Multiparameter pH/EC/TDS/°C - EC to 6.000 mS/cm
HI9812-5 Multiparameter pH/EC/TDS/°C - EC to1990 µS/cm
HI98120 ORP/°C-Tester, waterproof
HI98121 COMBO pH/ORP/°C-Tester, waterproof
HI98127 pH/°C-Tester (0.1 pH resolution) - waterproof
HI98128 pH/°C-Tester (0.01 pH resolution) - waterproof
HI98129 COMBO Tester for pH/EC/TDS/C° up to 3999 µS, waterproof
