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Salinity Refractometer for Seawater and Marine Fishkeeping Aquarium 0-100 PPT with Automatic Temperature Compensation
$29.88
Measure salt water or salinity of water, ideal for aquariums and marine monitoring. Measures on 2 scales, Specific Gravity (D 20/20) and parts per thousand. Features automatic temperature compensation. Comes...
Salinity Refractometer for Aquarium Seawater Marine Fishkeeping Salinity Tester 0-100PPT & 1.000-1.070 Salinity Hydrometer Slatwater Refractometer with Automatic Temperature Compensation (ATC)
$27.14
MEASURES ON 2 SCALES - Aquarium Refractometer features specific gravity (D20/20) 1.000-1.070 and parts per thousand 0~100‰ , allow to get two results in different units by one test WIDELY...
Aquarium Salt Tester -Pool Salt Tester, Versatile 5 In1 Salinity, PH, TDS, EC, and Temperature Meter, Digital Salinity Tester for Saltwater Aquarium, Accurate Salinity Meter,Green
$50.41
√ Precise Digital PH Meter for Water: The pH tester digital function of the WEBEST ph tester water allows you to accurately measure the acidity or alkalinity of your water....
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
$73.67
Smart & Easy to Use – Backlit LCD screen for clear readings, automatic temperature compensation (ATC), and audible beeps at the start and finish of testing. Designed for quick, hassle-free...
Salinity Refractometer Saltwater Aquarium for Seawater, Pool, Tank, Marine, Fishkeeping, 0-100PPT & 1.000-1.070 Salinity Tester with ATC Function Salinity Hydrometer Kit
$28.51
【AUTOUTLET Salinity Refractometer】This salinity tester is used to measure salinity of brine/seawater, monitor and control the concentration of saltwater. Ideal for aquariums and marine applications. 【Measures on 2 Scales】This saltwater...
Fluval Sea Hydrometer for Aquarium, Medium
$28.53
Helps measure specific gravity and salt level in marine aquariums Features large, easy to read markings Simple design-blends in easily Item Package Weight: 0.185 Fluval Sea Hydrometer provides an accurate...
Aquarium Fish Tank Deep Six Hydrometer for Measuring Water Salinity PPT and Specific Gravity
$24.41
Coralife is one of the market’s leading manufacturers of premium aquarium products. Coralife's Hydrometer takes a true water sample at six inch depth. Easy to read and accurate this specific...
Salinity Tester, Transparent Acrylic Aquarium Hydrometer Sea Specific Gravity Test Salinity Meter for Fish Tank Pond Water Saltwater Freshwater, Accurate Automatic Hydrometer
$19.99
🐟Marine hydrometer: Tests salinity and specific gravity in marine aquariums to help maintain a healthy tank 🐟Easy to Read & Use: Simply dunk in aquarium to fill with water, then...
Seawater Salinity Refractometer, Automatic Temperature Compensation Sea Water Salinity Measurer for Aquarium, Hydrometer, 0-100Ppt & 1.000-1.070 Salinity Specific Gravity
$25.78
Automatic Temperature Compensation: 10℃~30℃ Measuring range: salinity: 0-100 ‰, Specific Gravity : 1.000 to 1.070 Minimum scale: salinity: 1 ‰, Specific Gravity : 0.001 Resolution: salinity: ±1‰, Specific Gravity :...
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
$27.14
Salinity Refractometer：This refractometer measure salt water or salinity of water, ideal for aquariums and marine monitoring. Dual Scale: Measures on 2 scales, Specific Gravity (D 20/20) and parts per thousand....
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
$35.35 – $43.57
Digital pH Salt Tester for Saltwater Aquarium: YINMIK Salinity and pH detector is designed for saltwater aquarium and reef tank, accurately reading the acidity alkalinity and salinity of marine fish...
Analog Hygrometer
$15.83 – $22.19
Analog hygrometer Adhere the hygrometer in the terrarium Clear analog dial display Easy to read and install Great for monitoring the humidity levels The Exon Terra Analog Hygrometer is great...