Aquarium Hydrometers / Shop - On Sale Now! Save up to 10%


On Sale! Up to 10% off on Aquarium Hydrometers (in Shop) at Alsea Clinic [6]. Top brands include YANG-YI, JHMay, Tropic Marin, Aquarium Life Support Systems, meticl, Aquarium Equip, LOVIVER, Ants-Store, Lembem, SISHUINIANHUA, Clina, Seneye, Bubble Magus, HydroLogic, & Oceanic. Hurry! Limited time offers. Offers valid only while supplies last.



YANG-YI Sport Coat Women Stylish Ladies Hat Detachable Waterproof Zipper Ski Hoodie Jacket Pink
By YANG-YI
In Stock
$60.98

mpn: YANG-YI,

4.1 out of 5 stars with 9 reviews
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PH Meters - Water Reader Marine Aquarium Test Salinity Meter Refractometer Sources Hand Held Accurate 0 10 - Wine Food Tank Meters Fish Brewing Hydroponics Soil Metersoil Water
By JHMay
In Stock
$34.98

mpn: H11081932985994757, ean: 7410491658100,

4.1 out of 5 stars with 7 reviews
We use international standard shipping method : 3 days processing time and 14-28 business days for shipping【 Professional for PH Meters - Water Reader Marine Aquarium Test Salinity Meter Refractometer Sources Hand Held Accurate 0 10 - Wine Food Tank Meters Fish Brewing Hydroponics Soil Metersoil Water - Best Price Ph meters】Product Specifications:Unit Type: piece Package Weight: 0.254kg (0.56lb.) Package Size: 30cm x 20cm x 6cm (11.81in x 7.87in x 2.36in) It can benefit you in purchasing o


Tropic Marin ATM50002 Precision Thermometer
By Tropic Marin
In Stock
$73.99

mpn: 190535, ean: 0634252055213,

4.4 out of 5 stars with 15 reviews
The Tropic Marin High Precision Thermometers are individually handmade and calibrated in Germany by experienced craftsmen. If handled and stored properly, their maximum deviation is one fifth of a degree. .Tropic marine precision thermometer. They are individually handmade and calibrated in Germany by experienced craftsmen. If handled and stored properly, their maximum deviation is one fifth of a degree. . If handled and stored properly, their maximum deviation is one fifth of a degree. If han


YANG-YI Parka Jacket Women Autumn Ladies Faux Fur Warm Short Coat Leopard Coat Yellow
By YANG-YI
In Stock
$43.65

mpn: YANG-YI,

4.8 out of 5 stars with 59 reviews
Attention that your baby pet usually wears a Size S doesn't mean all Size: S US: 4 UK: 8 EU: 34 Bust: 102cm/40.16'' Sleeve: 61cm/24.0'' Length: 86cm/33.86'' Size: M US: 6 UK: 10 EU: 36 Bust: 106cm/41.73'' Sleeve: 62cm/24.4'' Length: 87cm/34.25'' Size: L US: 8 UK: 12 EU: 38 Bust: 110cm/43.31'' Sleeve: 63cm/24.8'' Length: 88cm/34.65'' Size: XL US: 10 UK: 14 EU: 40 Bust: 114cm/44.88'' Sleeve: 64cm/25.2'' Length: 89cm/35.04'' Size: XXL US: 12 UK: 16 EU: 42 Bust: 118cm/46.46'' Sleeve: 65cm/25.59'' Le


YANG-YI Sport Coat Women Stylish Ladies Hat Detachable Waterproof Stand Collar Hoodie Jacket Purple
By YANG-YI
In Stock
$47.89

mpn: YANG-YI,

4.4 out of 5 stars with 11 reviews
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YANG-YI 2 Wear Pullover Blouse Women Autumn Casual Open Front Long Jacket Coat Green
By YANG-YI
In Stock
$30.64

mpn: YANG-YI,

4.7 out of 5 stars with 34 reviews
Attention that your baby pet usually wears a Size S doesn't mean all Size: S Bust: 108cm/42.52'' Sleeve: 62cm/24.41'' Length: 80cm/31.50'' Size: M Bust: 113cm/44.49'' Sleeve: 63.5cm/25.00'' Length: 81.5cm/32.09'' Size: L Bust: 121cm/47.64'' Sleeve: 65cm/25.59'' Length: 83cm/32.68'' Size: XL Bust: 131cm/51.57'' Sleeve: 66.5cm/26.18'' Length: 84.5cm/33.27''womens 3/4 cuffed sleeve chiffon triple pleat v neck casual blouse shirt tops womens shirts leopard print round neck cute tops basic casual lon


Aquarium Life Support Systems Reefractometer
By Aquarium Life Support Systems
In Stock
$29.38
$28.67
You Save: 2%

mpn: AL1001, ean: 0892627001986,

4.7 out of 5 stars with 15 reviews
Automatic temperature compensation -dual scale -salinity range 1 to 100Ppt -specific gravity: 0.001 -accuracy 0.1% -anti-slip rugged body this rugged, lightweight aluminum body refractometer has all the features & precision of much more expensive models. The dual scale also reads specific gravity to within 0.001 includes a solid storage case, pipette, cleaning cloth & instructions. Use with aqualife refractometer calibration standard solutions for the most accurate readings.Salinity range 1 to 1


Humidity Monitor Meticl Hygrometer Thermometer Sensor Indoor Digital Home Weather Station with LCD Display Alarm Clock Calendar Snooze Function (black)
By meticl
In Stock
$39.99

ean: 0714270755385,

4.8 out of 5 stars with 29 reviews
Note: The weather forecast is just a estimated forecast for your reference. It is based on the data of humidity and temperature change. Specification: Display time Moon Phase Alarm&Snooze Weather forecast Humidity:20% to 95% Accuracy:±1.5℃,±5% Power:1PCS*1.5VOLT AG10 Calendar(date,week,year-year display:2003 to 2052) Temperature(Fahrenheit/Centigrade:0℃ to 50℃ or 32℉ to 122℉) Features Light and portable The thermo-Hygrometer is only 4'' tall x 2.25'' wide x 2'' deep(bottom stan


Dr. Marine Saltwater Marine Aquarium Salinity Portable Refractometer Meter ATC 0~10% reef
By Aquarium Equip
In Stock
$63.64

mpn: D-803 UP, ean: 4712304648883,

4.1 out of 5 stars with 33 reviews
Specifications - Heavy-duty and lightweight with its aluminum construction. - Equipped with scale measurement which provides direct reading, Easy to focus and calibrate. - Accurate testing results guaranteed - Cushioned with soft & comfortable non-slip rubber - Extremely easy-to-use and calibrate Included - 1pc x Latest Salinity Refractometer - 1pc x instruction manual - 1 pc pipette - English User Manual - Mini Screw DriverThis latest salinity refractometer is designed for testing the concentra


LOVIVER 2X Accurately Salinity Salt Refractometer Hydrometer Fish Tank Aquarium 0%-10%
By LOVIVER
In Stock
$36.99

mpn: cf0b31086291c64fd80b9ae978fc4d9d, ean: 0711467613398,

4.8 out of 5 stars with 14 reviews
Description: - 100% brand new and high quality - Used to measure the salinity and specific gravity of the water - Sturdy and light weighted Aluminum body - Superior quality rubber grip - High quality and accurate testing result - Can be easily calibrated with a mini-screw driver - Automatic temperature compensation (ATC) - Easy to use, convenient to carrySpecification: - Size(approx): 20x4cm - Measure Range:0-100%(0-10%) - Accuracy:0.001sg(1%) - Salinity Proportion:1.000-1.070sg - Material: Meta


Ants-Store - Salinity Refractometer For Seawater And Marine Fishkeeping Aquarium 0-100 Ppt With Automatic Temperature Compensation
By Ants-Store
In Stock
$34.19

mpn: KEHARCA_3297665031, ean: 0749763453271,

4.3 out of 5 stars with 36 reviews
Measure salt water or salinity of water, perfect for aquariums and marine monitoring.Measures on 2 scales, Specific Gravity (D 20/20) and parts per thousand.Features automatic temperature compensation.it's very durable.This optical refractometer (salinity meter) has scales in the range of 0 - 100 ppt(0 - 10 %). The reading resolution is 1 ppt. It is designed for the measurement of seawater (marine aquaria) or very low concentrated salt solutions.The second scale is for reading of the salt soluti


Lembem - Portable Refractometer Sea Salinity meter 0~10% salt water concentration Aquarium Handheld Mariculture Breeding Gravimeter
By Lembem
In Stock
$44.99

mpn: BEOLR_3295471689, ean: 0731795437459,

4.2 out of 5 stars with 53 reviews
Measuring Range: Salinity: 0-10% Specific Gravity (SG): 1.000-1.070Accuracy: Salinity: 1‰ Specific Gravity (SG): 0.001Resolution: Salinity: 1‰ Specific Gravity (SG): 0.001ATC range: -10~30 C (50~86 F)Dimension: 195x40x40mmWeight: 310g100% Brand new and High quality.. Tools Accessories, Replacement and General repair equipment included : Electrical Sockets , Furniture , Lighting , Industrial tools , Analysis Instrument , Multimeter , Hand tools.. Excellent quality, fast delivery, simple after


Lembem - Accurately Salinity Salt Refractometer Hydrometer For Fish Tank Aquarium 0%-10% MY9_25
By Lembem
In Stock
$41.99

mpn: TOLIM_3291648554, ean: 0765721783365,

4.7 out of 5 stars with 45 reviews
SpecificationsSize(approx):195 x 40mmMeasure Range:0-100%(0-10%)Accuracy:0.001sg(1%)Salinity Proportion:1.000-1.070sgFeaturesUsed to measure the salinity and specific gravity of the waterSturdy and light weighted Aluminum bodySuperior quality rubber gripHigh quality and accurate testing resultCan be easily calibrated with a mini-screw driverAutomatic temperature compensation (ATC)Easy to use, convenient to carryAbout the color:We have try our best to show you the real color,but different LCD may


Ants-Store - Refractometer salt salinity water aquarium saltwater seawater Aquarium salt salinity measure 0-10% ATC
By Ants-Store
In Stock
$44.09

mpn: KEHARCA_3282010979, ean: 0749763483216,

4.4 out of 5 stars with 14 reviews
RHS 10ATC salinity refractometer is designed for testing the concentration of salt water and salt solution and used for the quality control in research and clinical laboratories and marine industry. Its scale enables the direct determination of salinity in water, contains the dissolved salt and little or no other dissolved solids. It is suitable for a marine saltwater tank. RHS 10ATC salinity refractometer is designed for testing the concentration of salt water and salt solution and used for the


SISHUINIANHUA Dual Scale Sea Water Salinity Refractometer Meter Salimeter 0~10% Measurement Tool for Aquarium Seawater Monitoring
By SISHUINIANHUA
In Stock
$61.91

mpn: 742-019-563, ean: 8097425638019,

4.4 out of 5 stars with 38 reviews
Description:1.Lightweight and portable, easy to carry.2.Equipped with scale measurement which provides direct reading3.Designed for testing the concentration of salt water and brine, ideal for aquariums, marine monitoring and quality control in research and clinical laboratories.Specification:Color: blackMeasuring Range: 0~10%Density:1.000-1.070 g/cm3ATC Range: 10~30°C(50°~ 86°F)Size:195 x 50 x 40mmWeight:105gPackage Information:Package Size: 205 x 83 x 53mm/8.07 x 3.27 x 2.09inPackage Weight


2 Bottles/Each 3 ML Refractive Index Fluid Oil,Fluid, Test, Gemstone Each 1.300-1.800 RI for Gem Refractometers
By Clina
In Stock
$50.34
$48.33
You Save: 4%

mpn: Clina4zqch1udp2, ean: 0750086850494,

4.9 out of 5 stars with 29 reviews
Features: 1. The refractive index fluid is gemologist tool for identifying refractive index.  2. The product allows your refractometer to measure within the measuring range of 1.30 to 1.80 refractive index.  3. Perfect for testing all of your gem stones. 4. This liquid can also be used to reduce or eliminate glare from a gem's surface, facilitating inspection of the gem's interior for inclusions and other defects. 5. This GL-01 fluid is packed and will be supplied in an glass vial and contains


Seneye Home Aquarium Monitor w/SWS WiFi (Extend Range up to 25 Meters and More)
By Seneye
In Stock
$428.00

mpn: SEN000039_K1,

4.8 out of 5 stars with 50 reviews
Seneye has revolutionized aquarium care with their tank monitoring products. Focus Camera is proud to bring you the seneye Home aquarium monitor with the breakthrough seneye web server so you can keep an eye on the conditions in your home aquarium from absolutely anywhere. Nurture the environment in your home aquarium to a lush and healthy state with the Seneye Home aquarium monitor. Drop the Seneye tank monitor into your aquarium for hourly readings on tank conditions such as pH and temperature


Bubble Magus Digital Color Screen Salinity Meter
By Bubble Magus
In Stock
$69.99

ean: 0748388704539,

4.3 out of 5 stars with 49 reviews
Features: 1.Large Color LCD Display Screen 2.High Resolution Measurement Reading 3.Precision Measurement Value 4.Automatic Temperature Compensation 5.Water Temperature and TDS Reading 6.Manually Calibration Setting & Include Calibration Solution 7.Vibration Alarm for Test Start and Completion 8.Low Battery Reminding Function 9.Life Water Resistance 10.Contains Calibration Solution and Battery Work Theory: Electronic Conductivity Measurement Measure Range Temperature 0 ~ 50℃ Salinity 0 ~ 50ppt


HydroLogic HLTDS DM-2 Industrial Monitor
By HydroLogic
In Stock
$61.00
$54.69
You Save: 10%

mpn: HLTDS, ean: 0812111010232,

4.0 out of 5 stars with 34 reviews
Measure the untreated water coming in vs. the purified water going out of your Reverse Osmosis system at any time. This is important in determining when the RO membranes need to be changed. Auto-Off function conserves battery power. The unit shuts off automatically after 20 seconds. 90 ppm, the resolution is in 10 ppm increments, indicated by a blinking 'x10' image. Factory calibrated: all meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated. Comes equipped with a 1/2''


Oceanic 36014 BioCube Mini Hydrometer
By Oceanic
In Stock
$25.49

mpn: 36014, ean: 0797926360140,

4.4 out of 5 stars with 18 reviews
Can remain submerged inside the aquarium for continuous monitoring of salt levels. Compact design allows for discreet placement and will not detract from the natural beauty of your reef or saltwater aquarscape Can be used in large or small saltwater aquariums and sumps.Can remain submerged inside your aquarium or sump. Know your salinity in a glance. Compact design allows for discreet placement in the aquarium. Will not interfere with view. Ideal for all saltwater aquariums and sumps.



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