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Pet Supplies > Fish & Aquatic Pets > Aquarium Accessories > Water Quality Testing & Treatment > Aquarium Hydrometers

Agriculture Solutions Salinity Refractometer for Seawater and Marine Fishkeeping Aquarium 0-100 PPT with Automatic Temperature Compensation
R 1,014
Agriculture Solutions Salinity Refractometer for Seawater and Marine Fishkeeping Aquarium 0-100 PPT with Automatic Temperature Compensation

Salinity Refractometer for Aquarium Seawater Marine Fishkeeping Salinity Tester 0-100PPT & 1.000-1.070 Salinity Hydrometer Slatwater Refractometer with Automatic Temperature Compensation (ATC)
R 1,399
Salinity Refractometer for Aquarium Seawater Marine Fishkeeping Salinity Tester 0-100PPT & 1.000-1.070 Salinity Hydrometer Slatwater Refractometer with Automatic Temperature Compensation (ATC)

Digital Salinity Meter 3-in-1 Saltwater Tester – Specific Gravity, Salinity & Temperature Pen Hydrometer, High Accuracy Water Quality Tester for Aquarium, Marine, Pool, Hydroponics, Aquaculture
R 2,786
Digital Salinity Meter 3-in-1 Saltwater Tester – Specific Gravity, Salinity & Temperature Pen Hydrometer, High Accuracy Water Quality Tester for Aquarium, Marine, Pool, Hydroponics, Aquaculture

Professional Salinity Refractometer,Salinity Tester, Salt Tester for Saltwater Pool, for Saltwater Aquarium, Pools, and Tanks,Dual Scale 0-100 PPT & Specific Gravity 1.000-1.070 with ATC Function
R 1,375
Professional Salinity Refractometer,Salinity Tester, Salt Tester for Saltwater Pool, for Saltwater Aquarium, Pools, and Tanks,Dual Scale 0-100 PPT & Specific Gravity 1.000-1.070 with ATC Function

Aquarium pH Salt Tester, Digital Salinity Meter for Freshwater & Saltwater Fish Tank, Simultaneous display Salt pH TDS for Koi Pond, Reef Tank, Aquaponics PPM pH EC Reader, Hydrometer with S.G. Card
R 1,707
Aquarium pH Salt Tester, Digital Salinity Meter for Freshwater & Saltwater Fish Tank, Simultaneous display Salt pH TDS for Koi Pond, Reef Tank, Aquaponics PPM pH EC Reader, Hydrometer with S.G. Card

YINMIK Salt Meter | Food Salinity Meter, Digital Salt Tester for Aquarium, Home Temperature Salinity Tester with 3 Salt Modes - PPT% SG, Portable Sodium Chloride Reader for Reef Tank, Saltwater Pool
R 2,122
YINMIK Salt Meter | Food Salinity Meter, Digital Salt Tester for Aquarium, Home Temperature Salinity Tester with 3 Salt Modes - PPT% SG, Portable Sodium Chloride Reader for Reef Tank, Saltwater Pool

Glass Aquarium Hydrometer - 4 Pcs Fish Tank Hydrometer with Thermometer, Aquarium Glass Fish Tank Float Hydrometer(20 cm)
R 1,267
Glass Aquarium Hydrometer - 4 Pcs Fish Tank Hydrometer with Thermometer, Aquarium Glass Fish Tank Float Hydrometer(20 cm)

baixikly Hydrometer Saltwater Aquarium Salinity Tester for Saltwater Aquarium Hydrometer for Testing Salinity and Specific Gravity
R 1,067
baixikly Hydrometer Saltwater Aquarium Salinity Tester for Saltwater Aquarium Hydrometer for Testing Salinity and Specific Gravity

Ade Advanced Optics Dual Scale 1.0 to 1.070 S.G. Salinity Refractometer for Aquarium & Seawater
R 1,263
Ade Advanced Optics Dual Scale 1.0 to 1.070 S.G. Salinity Refractometer for Aquarium & Seawater

Digital Salinity Refractometer Aquarium Salt Tester 7 in 1 Salinity Tester for Monitoring Water’s PH, EC, TES, ORP, Temp., Salinity & Specific Gravity, for Swimming Pool Hydroponic Marine Aquaculture
R 1,844
Digital Salinity Refractometer Aquarium Salt Tester 7 in 1 Salinity Tester for Monitoring Water’s PH, EC, TES, ORP, Temp., Salinity & Specific Gravity, for Swimming Pool Hydroponic Marine Aquaculture

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