Bluelab
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Nutrient Meter Test, Hydroponics Nutrient EC Ppm CF Meter Soil Conductivity Tester

• Completely waterproof. The battery compartment is sealed against accidental splashing or brief submersion under one meter of water or plant food
• It measures EC (conductivity), CF (conductivity factor) and PPM (parts per million) scales for high conductivity measurements for a wide range of crops

EC/CF/PPM Nutritional Analysis Conductivity Nutrition Pen Nutrient Meter Test Conductivity Tester

• ​Completely waterproof. The battery compartment is sealed against accidental splashing or brief submersion under one meter of water or plant food.
• Measures EC (electrical conductivity), CF (conductivity factor) and PPM (parts per million) scales.

Bluelab TRUNCOMV2 Commercial Truncheon Nutrient Meter, Conductivity Measure in Solution, Increased Measurement Range

• Quickly monitor your nutrient level to maximize your grow and ensure plants get the balanced feed they need; INCREASED measurement range compared to standard Bluelab truncheon
• Measures (tds) EC, ppm 500, ppm 700 and CF with with automatic temperature adjustments; no calibration required (comes factory calibrated)

Apera Instruments EC60 Premium Conductivity Pocket Tester, ±1% Accuracy, Easy Switch of EC/TDS/Salinity, Replaceable BPB Sensor, ±0.5°C Temperature Sensor

• APERA's unique Replaceable BPB (Brush-resistant Platinum Black) probe ensures high accuracy and consistency in a wide-range conductivity measurement
• EASY Auto Calibration with auto buffer recognition; Auto Temp Compensation (ATC) ensures accuracy in variant temperatures (0-500˚C)

Apera Instruments Salt20 Value Salinity Meter, Pocket Tester, Waterproof, ±1% Accuracy, ±0.5˚C Temperature Sensor, Complete Kit

• APERA's unique BPB (Brush-resistant Platinum Black) probe ensures high accuracy and consistency in a wide-range salinity measurement
• EASY Auto Calibration with auto buffer recognition; Auto Temp. Compensation (ATC) ensures accuracy in variant temperatures (0-50.0˚C)

Salinity Meter, Digital Pen‑Type Salinity Tester for Seawater Salt Water Swimming Pool Automatic Calibration Apply to Swimming Pools Fisheries

• 【Wide Uses】The salinity meter has a wide range of compatibility in daily life and strong practicability. Widely used in swimming pools, fisheries, drinking water, laboratories, etc. It is an ideal tool for household and industrial use
• 【Multi-function】Professional manufacturing, multi-function use, not only can detect the salt content, salt water pool and fish pond, but also can detect the salinity of sea water and salt water pool. Suitable for conventional aqueous solution. Salinity meter requires 4 Button Battery (Battery Not Include).

Salinity Meter, Digital Pen‑Type Salinity Tester High-precision Salinity Measuring Tool Salinometer for Drinking Water

• ✔【Widely Applicable】Not only can it detect the salt content, salt water pool and fish pond, but also the salinity of sea water and salt water pool.
• ✔【Durable and Wear‑resistant】Made of high‑quality ABS material, durable and wear‑resistant, not easy to damage.

Pen Type Salinity & Temp Meter Measurement Units All-in-1 Checker Quality Tester ATC NaCl, 100 ppt / 9999 ppm / 10% / 0.95-1.08 SG for Pond Pool Saltwater Aquarium Cooking Seawater drinking water

• MEASURING RANGE: 0~9999ppm or 10.00~100.0ppt or 0.0%~10.0% or 0.950~1.080(S.G.) based on NaCl with ±%F.S ±1 digit / ±0.5°C Accuracy
• LCD DISPLAY : 2 in 1 Dual Temperature and Salinity in four measurement unit (ppm, ppt, %, S.G) 

Salinity Meter, Salinity Digital Pen‑Type Salinity Meter, Professional Automatic Temperature Compensation Antifreeze Refractometer, Salinity Refractometer for Marine Fishkeeping Aquarium

• 【ABS MATERIAL】：Rrefractometer made of high‑quality ABS material, durable and wear‑resistant, not easy to damageAbs Material：Rrefractometer made of high‑quality ABS material, durable and wear‑resistant, not easy to damage
• 【ACCURATE TEST】：Rrefractometer can accurately, quickly and reliably test most conventional aqueous solutions

Oakton EcoTestr CTS1 Pocket Conductivity, Salinity, and TDS Meter

• Display type: dual-line lcd
• Max salinity: 10.0 ppt

Essentials PH Meter

• Accurate and rapid pc measurement
• Water resistant, shock and drop proof

Essentials pH Buffer 4 And 7 Calibration Fluid Meter Solution Hydroponics

• Essentials pH buffers are a known solution of a certain pH value designed to test the accuracy of pH meters used to measure the pH of a nutrient solution.
• It is important to calibrate your pH meters with Essentials Buffer 4 and 7 at regular intervals to maintain the accuracy of the pH readings

Digital PH Meter, PH Tester for Water, PH Meter 0.01PH High-Precision Water Quality Tester with ATC, 0-14PH Measurement Range, for Swimming Pools, Drinking Water, Aquariums, Hydroponics (Blue)

• 🏠 【HIGH ACCURACY PH METER】: PH meters use sensitive glass bulb electrode sensors that can quickly and clearly read accurate PH values in the 0-14.0 measurement range. This accurate PH tester kit (0.01 resolution) is so accurate, it can accurately test a PH of ± 0.01.
• 🏠 【AUTOMATIC CALIBRATION】: The PH meter has an automatic calibration function that can be adjusted according to water temperature and quality, and the PH reading can be obtained by just waiting a few seconds in the testing. As well, you can calibrate the tester with the one-touch button “CAL” using the Calibration Buffer Powder.

PH Meter, 4-in-1 PH/TDS/EC/Temperature Water Quality Tester, LCD Green Backlight Display Water Quality Tester for Aquarium/Hydroponics/Drinking Water/Pool/Pond

• 💧【4-in-1 MULTI FUNCTION】This digital pH meter is designed with a 4-in-1 function, which is can be used to test the PH / TDS / EC / Temperature of water. The measuring range is pH 0.00-14.00 (0.01PH accuracy), TDS 0-10000ppm, 10.1-200.00 ppt, EC 0-10000uS/cm, 10.1-19.99mS.20.1-400.0mS/cm, and temperature 0-60℃.
• 💧【LCD GREEN BACKLIGHT DISPLAY DESIGN】This PH meter is designed with a clear LCD green backlight screen that displays the information in an intuitive layout. You can still read the digital even in a low visibility situation. With a handheld pocket size design, it is also convenient to carry out. And 5-minute auto-off design saves power and ensures battery life.

Digital Multiparameter Water Quality Test Meter, PH Meter, TDS Meter, EC, and Temperature Test Meter, 4 in 1 Set for Testing RO Drinking Water, Indoor, Pool, Hydroponics, Aquarium Swimming & More

• 【 MULTIFUNCTIONAL UPGRADE DIGITAL METER 】Multifunctional Water Purity Tester Set provides exact and accurate reading in 5 seconds. This Water Quality tester set is a combo of TDS PH EC Temperature. With big LCD, you can easily read reading for Drinking water, swimming pools, Hydroponics, Fishpond & more!
• 【RELIABLE AND HIGH ACCURACY 】PH Meter has 0.01pH resolution, Accuracy ±0.05PH. Digital TDS Meter has a measurement range of 0~9990ppm and ± 2% accuracy. EC ranges from 0 ~ 9990 us/cm, ± 2% accuracy. The testing Data from PPM meter and PH Meter all are reliable and practical.

GuDoQi PH Meter, TDS Meter Combo, Pool Water Test Kit, PH Tester Digital, PPM Meter, 0.01 Resolution TDS PH EC Temperature 4 in 1 Set for Drinking Water, Hydroponics, RO System, Aquarium, Swimming

• Easy to Use: TDS meter will lock the measure result when you press the "HOLD" button and automatically turn off after several minutes of non-use. PH meter has auto calibration function and you can get readout quickly
• Accurate and Reliable: PH resolution is 0.01pH,accuracy ±0.01pH. TDS meter rang 0~9999ppm, Conductivity 0~9999 us/cm, accuracy ±2%. TDS 0~9999ppm

KKnoon Portable Pen Type Water Quality Tester, Acidium Measurement, Home Drinking Solution with Auto Temperature Compensation Function and Backlight

• 👉✅【High Precision pH Meter】 - : Can measure pH and temperature with high precision at the same time. Test the pH level and temperature of solution/water with data hold function.
• 👉✅【Auto Calibration】 - Digital pH meter factory calibrated, but recalibration is needed in case of long period of inactivity or after a frequent use. With ATC function (automatic temperature compensation), and IP65 fully waterproof design.

PH Meter Tester Preciva 0.01 Resolution Digital Automatic Water PH Meter Hydroponics Pen with LCD Screen Large Backlit for Kitchen,Aquarium,Pool,Laboratory with Calibration Powder

• 【Automatic Calibration】Every Preciva PH tester is calibrated before it was sent to our customers, no need to calibrate again. You can calibrate it every two weeks if it is used frequently, and once a month if not frequently.
• 【Automatic Temperature Compensation】Provides full PH 0-14 measurements with temperature compensation which will make the result more accurate. After testing strong acid or strong alkaline liquid, please wash the probe with distilled water before measuring other liquids.

Bluelab PENPH pH Pen Fully Waterproof Pocket Tester, Easy Calibration, Double Junction Probe for Improved Accuracy and Durability, White

• Measures pH in solution for acid or alkaline conditions to make precise up and down adjustments with lab quality glass probe used for the pool, drinking water, hydroponics, brewing, and growing
• EASY two point calibration and auto temperature compensation makes this digital meter a handy tool with backlit LCD display and calibration reminders

Digital PH Tester for Water,Portable PH Meter with±0.01 Accuracy,PH Pen with Easy Calibration,Ideal for Aquariums, Pools, Homebrewing, Food, Wastewater & More (Blue)

• 【EXCEPTIONAL PRECISION & RELIABILITY】: Our cutting-edge digital PH meter utilizes a sensitive electrode sensor to deliver fast, accurate readings within a 0.00-14.00 PH range and a 0.01 PH resolution, helping you maintain the perfect PH balance for any liquid.
• 【USER-FRIENDLY CALIBRATION】: This PH tester comes pre-calibrated by our expert team, allowing you to use it right away. For extended inactivity or frequent usage, recalibration is necessary. Follow the provided instructions for easy manual two-point calibration.

Bluelab TRUNCOMV2 Commercial Truncheon Nutrient Meter, Conductivity Measure in Solution, Increased Measurement Range

• Quickly monitor your nutrient level to maximize your grow and ensure plants get the balanced feed they need; INCREASED measurement range compared to standard Bluelab truncheon
• Measures (tds) EC, ppm 500, ppm 700 and CF with with automatic temperature adjustments; no calibration required (comes factory calibrated)

GoGrow Bluelab - Truncheon EC Tester

• Bluelab Truncheon (EC) is the worlds best selling EC meter, a must have product for all gardeners using nutrient solutions to feed plants with.
• Auto On/Off function

Bluelab Mk2 Conductivity Truncheon

Bluelab Truncheon Meter EC (Electrical Conductivity)

• Bluelab EC Pen is a meter to measure the strength of the nutrient solution is an essential item for enthusiastic hydroponics growers.

Bluelab Commercial Truncheon Meter Bluelab Commercial Truncheon Meter

Bluelab Corp Limited BlueLab Truncheon by Hydrofarm Inc

Bluelab Mk2 Conductivity Truncheon

Bluelab Mk2 Conductivity Truncheon

Bluelab Commercial Truncheon Nutrient Meter

• The Bluelab Truncheon Nutrient Meter has proven itself as the world's favorite nutrient meter
• Fully waterproof design

Bluelab PENPH pH Pen Fully Waterproof Pocket Tester, Easy Calibration, Double Junction Probe for Improved Accuracy and Durability, White

• Measures pH in solution for acid or alkaline conditions to make precise up and down adjustments with lab quality glass probe used for the pool, drinking water, hydroponics, brewing, and growing
• EASY two point calibration and auto temperature compensation makes this digital meter a handy tool with backlit LCD display and calibration reminders

Bluelab TRUNCOMV2 Commercial Truncheon Nutrient Meter, Conductivity Measure in Solution, Increased Measurement Range

• Quickly monitor your nutrient level to maximize your grow and ensure plants get the balanced feed they need; INCREASED measurement range compared to standard Bluelab truncheon
• Measures (tds) EC, ppm 500, ppm 700 and CF with with automatic temperature adjustments; no calibration required (comes factory calibrated)

GoGrow Bluelab - Truncheon EC Tester

• Bluelab Truncheon (EC) is the worlds best selling EC meter, a must have product for all gardeners using nutrient solutions to feed plants with.
• Auto On/Off function

Bluelab Mk2 Conductivity Truncheon

Bluelab Truncheon Meter EC (Electrical Conductivity)

• Bluelab EC Pen is a meter to measure the strength of the nutrient solution is an essential item for enthusiastic hydroponics growers.

Bluelab Commercial Truncheon Meter Bluelab Commercial Truncheon Meter

Bluelab Corp Limited BlueLab Truncheon by Hydrofarm Inc

Bluelab Mk2 Conductivity Truncheon

Bluelab Mk2 Conductivity Truncheon

Bluelab Commercial Truncheon Nutrient Meter

• The Bluelab Truncheon Nutrient Meter has proven itself as the world's favorite nutrient meter
• Fully waterproof design

Bluelab PENPH pH Pen Fully Waterproof Pocket Tester, Easy Calibration, Double Junction Probe for Improved Accuracy and Durability, White

• Measures pH in solution for acid or alkaline conditions to make precise up and down adjustments with lab quality glass probe used for the pool, drinking water, hydroponics, brewing, and growing
• EASY two point calibration and auto temperature compensation makes this digital meter a handy tool with backlit LCD display and calibration reminders