Aquarium Hydrometers - Page 2


Huge Savings! Up to 17% off on Aquarium Hydrometers at The Wharf Express, Page 2. Top brands include Wal front, KKmoon, Clina, Sinotech, Gain Express, TekcoPlus, MAYiT, Seniorshop-US, Bermuda, Lembem, Nicknocks, hossen, YARUIFANSEN, & Battery Watering Technologies. Hurry! Limited time offers. Offers valid only while supplies last.



Salinity Refractometer, Salinity Refractometer for Seawater/Food Aquaculture Salinity Measurement Gauge, 0~100/0~28(for Food 0~28 Percent)
Salinity Refractometer, Salinity Refractometer for Seawater/Food Aquaculture Salinity Measurement Gauge, 0~100/0~28(for Food 0~28 Percent)
By Wal front
In Stock
$17.79

mpn: Walfrontwkuo8bgzs1-02, ean: 0715990609941,

4.3 out of 5 stars with 51 reviews
Specification: Type:Salinity Refractometer for Seawater 0~100 Permile/Salinity Refractometer for Food 0~28 Percent(Optional) Package List: 1*Salinity Refractometer 1*Dropper 1*Screwdriver Users Manual: 1 Open the cover and carefully clean the detection side prism with a soft cloth. 2 Take a few drops of the solution to be tested, place it on the detection prism, gently cover the cover, avoid bubble generation, make the solution spread over the surface of the prism, and put the instrument into


Salinity Meter, KKmoon Portable Handheld ATC Salinometer Seawater Salinity Refractometer Salinity Meter Aquarium Salinity Refractometer Halometer Salt Gauge Saltwater Test Kit 0-10% Salinity
Salinity Meter, KKmoon Portable Handheld ATC Salinometer Seawater Salinity Refractometer Salinity Meter Aquarium Salinity Refractometer Halometer Salt Gauge Saltwater Test Kit 0-10% Salinity
By KKmoon
In Stock
$17.99

mpn: QLL5957001998256MR,

4.2 out of 5 stars with 24 reviews
Specifications: ★Color: Black / Blue / Green / Red (Optional) ★Material: ABS ★Measuring Range: 0-10% salinity, ★Specific Gravity: 1.000-1.070 RI ★Item Size: 155 * 28mm / 6.10 * 1.10in (L*D) ★Item Weight: 55g / 1.97oz ★Package Weight: 90g / 3.181oz ★Package Size: 18 * 4.5 * 4cm / 7.09 * 1.77 * 1.57inFeatures: ★For measuring seawater (Marine aquariums) or solution with very low salt concentrations. ★Automatic temperature compensation (ATC) for immediate and accurate calibration


2 Bottles/Each 3 ML Refractive Index Fluid Oil,Fluid, Test, Gemstone Each 1.300-1.800 RI for Gem Refractometers
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

mpn: Clina4zqch1udp2, ean: 0750086850494,

4.9 out of 5 stars with 32 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


Sinotech Hand Held New Design Antifreeze Refractometer Rhan-403atc
Sinotech Hand Held New Design Antifreeze Refractometer Rhan-403atc
By Sinotech
In Stock
$31.00

mpn: Sin-3084, ean: 0799804051188,

4.2 out of 5 stars with 20 reviews
The Model RHAN-403ATC Has Four Scales for Glycol Analysis / Testing, Battery Liquids and Windshield Cleaning Fluid Testing: The Glycol Analysis / Testing Scale Offers a Convenient, Fast and Accurate Way for Testing / Analyzing the Glycol Concentration of Engine Coolants and Other Anti-freeze Solutions. Measuring Range: Ethylene Glycol: -50°C-0°C Propylene Glycol: -50°C-0°C Battery Fluids:1.15-1.30sg Cleaning Fluids:-40°C-0°CATC CompensationRange: 10°C~30°C (50°F~86°F)RHAN-403ATC


Sinotech Hand Held New Design Antifreeze Glycol Battery Refractometer with Calibration Knob Rhan-600atc
Sinotech Hand Held New Design Antifreeze Glycol Battery Refractometer with Calibration Knob Rhan-600atc
By Sinotech
In Stock
$30.50

mpn: RHAN-600ATC, ean: 0799804051157,

4.0 out of 5 stars with 14 reviews
If customers prefer to have a Model which Has (C) and (F). The Model RHAN-600ATC is good choice as the temperature in C and F were both lised in its Scale! It Has three Scales for Glycol analysis / Testing and Battery liquids Testing: Measuring Range: Ethylene Glycol: -70°C-0°C(-90°F-32°F) Propylene Glycol: -60°C-0°C(-70°F-32°F) Battery Fluids:1.100-1.400sg Resolution Factor: 5°C, 10°F,0.01sg,The Model RHAN-600ATC is Good Choice as the Temperature in C and F Were Both Lised in Its Sc


Sinotech Hand Held New Design Antifreeze Battery Refractometer Rhan-100atc
Sinotech Hand Held New Design Antifreeze Battery Refractometer Rhan-100atc
By Sinotech
In Stock
$30.50

mpn: RHAN-100ATC, ean: 0799804051140,

4.2 out of 5 stars with 49 reviews
RHAN-100ATC Is An Upgraded Version Of RHA-100ATC With An Additional Features Of BUILT-IN CALIBRATION KNOB, Has Much LIGHTER WEIGHT, And LONGER RHAN-100ATC Models are Equipped With °F Unit System. With the Indication of the Percentage WeMay Know the Freezing Point of Either Ethylene Glycol or Propylene Glycol-based Cooling Systems. And This Can Also be Used to Test The Concentration of Ethylene Glycol or Propylene Glycol in Antifreeze Liquids. Measuring Range: Ethylene Glycol: -84°F-32°F (0-7


Sinotech Hand Held New Design Salinity 0-10% Aquarium Refractometer Built-in Calibration Knob Rhsn-10atc
Sinotech Hand Held New Design Salinity 0-10% Aquarium Refractometer Built-in Calibration Knob Rhsn-10atc
By Sinotech
In Stock
$30.50

mpn: RHSN-10ATC, ean: 0799804051096,

4.9 out of 5 stars with 34 reviews
RHSN-10ATC is an upgraded version of RHS-10ATC with an additional features of BUILT-IN CALIBRATION KNOB, has much LIGHTER WEIGHT, and LONGER. Salinity Refractometer is designed for testing the concentration of salt water and brine and used for quality control in research and clinical laboratories and marine industry. Its scale provides a direct reading of the specific gravity and concentration (part per Thousand) of salt in water. One scale checks the NaCl levels with the range of 0-100 ppt (wit


Sinotech Hand Held Brix Honey Refractometer Rhb-90atc withCalibration Oil
Sinotech Hand Held Brix Honey Refractometer Rhb-90atc withCalibration Oil
By Sinotech
In Stock
$29.00

mpn: RHB-90ATC, ean: 0799804050907,

4.7 out of 5 stars with 11 reviews
The RHB-90ATC Brix Refractometer Is Designed To Work With Sugar Related Liquids Such as High Sugar Content, H1y, Jelly, Jam And Syrup To Help Monitor And Control Sugar Concentrations In Foods And Beverages. Another Function Of RHB-90ATC Is For Checking The ''Ripeness'' Of Fruit In The Field. It Can Verify Product Quality After Harvesting and/or Controlling Concentrations During Processing And Packaging And It Provides Critical Information To Ensure Quality Of Every Product. Measuring Range: 58-9


Sinotech Hand Held Brix Honey Refractometer 58-92% brix Rhb-92atc with Calibration Oil
Sinotech Hand Held Brix Honey Refractometer 58-92% brix Rhb-92atc with Calibration Oil
By Sinotech
In Stock
$29.00

mpn: Sin-3063, ean: 0799804050914,

4.4 out of 5 stars with 14 reviews
Using Single Scale RHB-92ATC Is Capable Of Testing Sugar Solutions With High Sugar Content . It's Fully Equiped With ATC That Automatically Adjust Itself To Correct Temperature Discrepancies During Use. Capable Of Measuring With High Accuracy And Provides Precise Results. Measuring Range: 58-92%Brix 38-43 Be° (Baume) 12-27% Water Durable and built to last long Heavy-duty and lightweight with its aluminum construction Easy to focus and calibrate Accurate testing results guarantee


Salinity & Temp Meter Pen Type Salt Water Quality Tester ATC NaCl, 9999 ppm / 100.0ppt/ 10% / 0.95-1.08 SG Measurement Units 4-in-1 Checker for Saltwater Aquarium Pond Food Pool Cooking Seawater
Salinity & Temp Meter Pen Type Salt Water Quality Tester ATC NaCl, 9999 ppm / 100.0ppt/ 10% / 0.95-1.08 SG Measurement Units 4-in-1 Checker for Saltwater Aquarium Pond Food Pool Cooking Seawater
By Gain Express
In Stock
$33.90

mpn: 837-2,

4.8 out of 5 stars with 54 reviews
Salinity Tester or Salt Meter is used to measure the value of salt in liquid and had been widely used in Water Quality Testing procedure.You can used this meter in various application such as testing in fish pond, tank, aquariums, laboratories, food processing, hydroponics, Aquaculture, and other water monitoring facilities.Features:Multiple Salinity measurement unitWide measuring rangeDual display with ATCIP65 Waterproof membrane keypadAuto power off and Non-Sleep mode disableUser friendly easy


Pen Type Salinity & Temp Meter Measurement Units All-in-1 Checker Quality Tester ATC for Pond Pool Saltwater Aquarium Cooking Seawater Drinking Water (Salinity Meter 70.0ppt + Buffer Sol'n)
Pen Type Salinity & Temp Meter Measurement Units All-in-1 Checker Quality Tester ATC for Pond Pool Saltwater Aquarium Cooking Seawater Drinking Water (Salinity Meter 70.0ppt + Buffer Sol'n)
By TekcoPlus
In Stock
$33.90

mpn: SMTK-49_SOL, ean: 0713072684848,

4.4 out of 5 stars with 7 reviews
Dual meter is designed to measure the salt content in liquid without the need for conversions. Applications & Usage: Ideal for checking salt in fish tanks and aquariums, water monitoring, seawater-prepared food solutions, holding tanks and more! Features: Built-in NaCL Temperature coefficient Conductivity to TDS conversion factor Multi point calibration guarantees full range accuracy Allow factory default resetting With over & below the limit value indicator Low battery indicatorCalibrati


Pen Type Salinity & Temp Meter Measurement Units All-in-1 Checker Quality Tester ATC for Pond Pool Saltwater Aquarium Cooking Seawater Drinking Water (Salinity Meter 100.0ppt + Buffer Sol'n)
Pen Type Salinity & Temp Meter Measurement Units All-in-1 Checker Quality Tester ATC for Pond Pool Saltwater Aquarium Cooking Seawater Drinking Water (Salinity Meter 100.0ppt + Buffer Sol'n)
By TekcoPlus
In Stock
$34.90

mpn: SMTK-50_SOL, ean: 0713072684862,

4.2 out of 5 stars with 45 reviews
Salinity Tester or Salt Meter is used to measure the value of salt in liquid and had been widely used in Water Quality Testing procedure. You can used this meter in various application such as testing in fish pond, tank, aquariums, laboratories, hydroponics, Aquaculture, and other water monitoring facilities.Features:1.Wide measuring range3.Dual display with ATC4.IP65 Waterproof membrane keypad5.Auto power off and Non-Sleep mode disable6.User friendly easy to operate with One touch calibration7.


MAYiT Salinity Measurer,Seawater Salinity Refractometer with Automatic Temperature Compensation,Hand-held Hydrometer for Aquarium Fish Tank(Black)
MAYiT Salinity Measurer,Seawater Salinity Refractometer with Automatic Temperature Compensation,Hand-held Hydrometer for Aquarium Fish Tank(Black)
By MAYiT
In Stock
$22.69

mpn: 15629029522730, ean: 0697131305939,

4.4 out of 5 stars with 59 reviews
Salinity Measurer,Seawater Salinity Refractometer with Automatic Temperature Compensation,Hand-held Hydrometer for Aquarium Fish TankSpecificationsMaterial: aluminium, rubberColor: blackSize(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 water.Sturdy and light weighted Aluminum body.Superior quality rubber grip.High quality and accurate testing result.Can be easily calibrated w


Dual Scale Sea Water Salinity Refractometer Meter Salimeter 0~10% Measurement Tool for Aquarium Seawater Monitoring
Dual Scale Sea Water Salinity Refractometer Meter Salimeter 0~10% Measurement Tool for Aquarium Seawater Monitoring
By Seniorshop-US
In Stock
$21.39
$17.82
You Save: 17%

mpn: Seniorshop-CA, ean: 5704219403250,

4.8 out of 5 stars with 55 reviews
Features:1.It is a Salinity Refractometer.Comes with a hard case, dropper, screwdriver and cleaning cloth.2.Easy to focus & calibrate and very convenient to use.3.Quick and easy to use.4.With Built-in ATC (Automatic Temperature Compensation) from 10~30 degree Celsius.5.Durable and bulit to last long Description:1.Lightweight and portable, easy to carry.2.Equipped with scale measurement which provides direct reading3.Designed for testing the


Sea Water Salinity Refractometer Meter Salimeter Dual Scale 0~10% Measurement Tool for Aquarium Seawater Monitoring
Sea Water Salinity Refractometer Meter Salimeter Dual Scale 0~10% Measurement Tool for Aquarium Seawater Monitoring
By Bermuda
In Stock
$21.39
$17.82
You Save: 17%

mpn: Bermunda, ean: 5704219488462,

4.9 out of 5 stars with 59 reviews
Features:1.It is a Salinity Refractometer.Comes with a hard case, dropper, screwdriver and cleaning cloth.2.Easy to focus & calibrate and very convenient to use.3.Quick and easy to use.4.With Built-in ATC (Automatic Temperature Compensation) from 10~30 degree Celsius.5.Durable and bulit to last long Description:1.Lightweight and portable, easy to carry.2.Equipped with scale measurement which provides direct reading3.Designed for testing the


Lembem - Portable Refractometer Sea Salinity meter 0~10% salt water concentration Aquarium Handheld Mariculture Breeding Gravimeter
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,

4.7 out of 5 stars with 44 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


Nicknocks Salinity Meter Refractometer Dual Scale 1.0 to 1.07 S.G. Salt Tester for Aquarium Seawater
Nicknocks Salinity Meter Refractometer Dual Scale 1.0 to 1.07 S.G. Salt Tester for Aquarium Seawater
By Nicknocks
In Stock
$18.03

mpn: 1df4kc1ex2cv7cs2, ean: 7404118775547,

4.5 out of 5 stars with 55 reviews
Specifications:Size(approx): 195 x 40mmMeasure Range: 0-Accuracy: 0.001sg(1%)Salinity Proportion: 1.000-1.070sgFeatures:1. Used to measure the salinity and specific gravity of the water.2. Sturdy and light weighted Aluminum body.3. Superior quality rubber grip.4. High quality and accurate testing result.5. Can be easily calibrated with a mini-screw driver.6. Automatic temperature compensation (ATC)7. Easy to use, convenient to carry.Included:1 x Refractometer1 x Pipette1 x Mini-screw Driver1 x P


hossen Handheld Refractometer for Marine Aquarium Fish Tank Salinity Testing Salt Meter
hossen Handheld Refractometer for Marine Aquarium Fish Tank Salinity Testing Salt Meter
By hossen
In Stock
$18.00

mpn: wwlzhenyun1221645,

4.8 out of 5 stars with 45 reviews
Description:Item type: Handheld RefractometerMeasuring range: Seawater salinity meter 0-100% salt specific gravity 1.000-1.070sgColour: BlackFeatures-- Eco-friendly material-- Automatic temperature compensation-- Measures on 2 scalesPackage includes:1 * Handheld RefractometerNotes:1-2cm error might exist due to manual measurements, please kindly understand. The colors deviation might differ due to different monitor settings.We provide you with the best product and service. If you have any proble


Handheld Salinity Refractometer Seawater Salinity Meter 0-100‰ Aquarium Water Salt Hydrometer Measurement with ATC 20%
Handheld Salinity Refractometer Seawater Salinity Meter 0-100‰ Aquarium Water Salt Hydrometer Measurement with ATC 20%
By YARUIFANSEN
In Stock
$45.00

mpn: RHS, ean: 0713721193912,

4.3 out of 5 stars with 40 reviews
Handheld Salinity Refractometer 0-10% Aquarium Water Salt Hydrometer measurement with ATC 20% Packaging Details Unit Type: piece Package Weight: 0.12kg (0.26lb.) Package Size: 7cm x 8cm x 9cm (2.76in x 3.15in x 3.54in).


Hydrometer
Hydrometer
By Battery Watering Technologies
In Stock
$42.40

mpn: 09HYCT,

4.9 out of 5 stars with 56 reviews
Plastic barrel. Reads 1100 to 1300 specific gravity.



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