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Test indicator, 8 oz. Reliable results: the streamlined testing system delivers fast, accurate, and easy-to read results every time. Easy to use: to use, add a few drops of ph test indicator, simply fill a test tube halfway with nutrients, and observe the coloration of the liquid; recommended pH for most plants is 5.5

00, ph 6. 86 and pH 9. 18. Notice: always calibrate PH 6. 86 first. It supports one-touch backlight control by mobile app, share the data with others, which is very easy to read even in dim light. One-click data saving and sharingsave all the measurement data with one click, and connect to a printer to print the data.

Made in new zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for grower; 2-Year Limited Warranty with proof of purchase. Calibration optional, the meter comes factory calibrated so it's ready to be used; Regular cleaning is recommended for accurate reading; Different units are available EC, PPM700, PPM 500, and CF.
This hydroponics tester has atc that provides consistent reading regardless of any fluctuations in temperature; Durable design for repeated uses and fully waterproof and it floats in any solution.


Other features: auto off function, low battery indicator, and calibration solution, pH probe storage cap, units for temperature; KIT INCLUDES: AAA batteries, probe care kit is sold separately.
This hydroponics meter has atc that provides consistent reading regardless of any fluctuations in temperature; pH probe is double junction; Conductivity scales include EC, PPM, and CF. Made in new zealand and manufactured by bluelab, the industry leader in hydroponic testing equipment, built for growers; 5-Year Limited Warranty with proof of purchase 6-month warranty for probes.

Bnc connector - this connector is universal, can be used with any pH measuring instrument that has a BNC type input. It is cost-effective, long-lasting, and produces extremely accurate results.

0-212°f- 0-99. 0°c with accuracy ±01℃. It can protect children, pools and spas, the health of pregnant women, monitor if Reverse Osmosis RO/DI System works properly, whether filter need replaced, maintenance aquarium, The elderly, For the health of your family, hydroponicstest nutrients, Aquariums, Hydroponics.
Ph testing result without taking care about the influence of water temperature. 3 in-1 tsd test penthis tds meter can test tds,ec and temperature. Amazingly accurate and widely usedit has the resolution of 001ph, hydroponics, such as drinking water, fast to get the testing result and can test the PH value for any 0-16PH liquid which you wanna test, swimming pools, aquariums, wine and beer.

Lab quality glass ph probe with easy two point calibration; Conductivity / temperature probe comes factory calibrated so it's ready to be used; Double junction probe is more accurate than test strips and drops.
Monitor ph up and down, temperature, ppm 500, nutrient tds level in water to maximize your grow and ensure plants get a balanced feed; General uses includes growing tent and reservoir; Selectable conductivity units include TDS, EC, ppm 700 and CF.

Made in new zealand and manufactured by bluelab, the industry leader in hydroponic testing equipment, built for growers; 2-Year Limited Warranty with proof of purchase 6-month warranty for pH probe.
Automated dosing with intuitive on-time/off-time for single-direction control; Combine with conductivity TDS pen and other meters for full garden nutrient monitoring in solution and soil. Kit includes: calibration solution, ph and temperature probes, replaceable pump, international power supply, dosing tube, Bluelab Connect Stick 2 and Probe Care Kit sold separately.

1. General Hydroponics
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General Hydroponics pH Control Kit for a Balanced Nutrient Solution
#adGeneral Hydroponics #ad - General hydroponics ph up liquid, 1 oz. All-in-one kit: includes 8 oz. General hydroponics ph control Kit contains everything you need to measures pH levels of your hydroponic grow reservoirs.Test indicator, 8 oz. Reliable results: the streamlined testing system delivers fast, accurate, and easy-to read results every time. Easy to use: to use, add a few drops of ph test indicator, simply fill a test tube halfway with nutrients, and observe the coloration of the liquid; recommended pH for most plants is 5.5
More information #ad
5 to 6. 5. The preferred way of testing ph: seasoned growers prefer our pH Test Kit to expensive electronic meters because of its reliability and ease-of- use. General hydroponics ph Down Liquid, an eyedropper, test tube, and a pH level chart.Brand | General Hydroponics #ad |
Manufacturer | Hawthorne Hydroponics, LLC #ad |
Height | 1 Inches |
Length | 1 Inches |
Weight | 1.5 Pounds |
Width | 1 Inches |
Part Number | HGC722080 |
Model | HGC722080 |
More information #ad
2. CIZTADA
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Wine, Pools& Spas and Aquariums, DWC, CIZTADA Smart PH Tester for Water Hydroponics Digital PH EC TDS Meter with ATC High Accuracy Multi-Functional Water Tester for Indoor Plant Grow
#adCIZTADA #ad - Make the testing work toward more efficient. 4 in 1 multi-functional4 in 1 multi-functional tester professional measurement PH, TDS, EC and TEMP. It can automatically identify calibration solutions of PH 4.00, ph 6. 86 and pH 9. 18. Notice: always calibrate PH 6. 86 first. It supports one-touch backlight control by mobile app, share the data with others, which is very easy to read even in dim light. One-click data saving and sharingsave all the measurement data with one click, and connect to a printer to print the data.
More information #ad
It works for hydroponics, beer brewing, EC 0-9999 μS/cm; 1001-19. 99 ms/cm, aquarium and etc liquid testing. Notice: it is not suitable for soft solids testing. Get all data on the app at the same time, and simplifies the complicated measurement steps. Then calibrate PH 4. 0 or 9. 18 after PH 6. 86. Wide applicationwater quality tester has an accuracy of 0Brand | CIZTADA #ad |
Manufacturer | CIZTADA #ad |
Height | 1.9 Inches |
Length | 9.3 Inches |
Width | 3.2 Inches |
Part Number | CZ-216 |
More information #ad
3. bluelab
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Water Tester for Temperature and Nutrient CF, Bluelab PENCON Conductivity Pen and Digital TDS Meter, EC, TDS Testing Kit for Hydroponic System and Indoor Plant Grow, PPM 700, PPM 500
#adbluelab #ad - Combine with our ph pens and meters for full garden nutrient monitoring in water and soil; Other features: Auto off function, units for temperature; KIT INCLUDES: AAA battery, low battery indicator, probe care kit is sold separately.Made in new zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for grower; 2-Year Limited Warranty with proof of purchase. Calibration optional, the meter comes factory calibrated so it's ready to be used; Regular cleaning is recommended for accurate reading; Different units are available EC, PPM700, PPM 500, and CF.
More information #ad
Conductivity pen can test and monitor your nutrients TDS level to maximize your grow and ensure plants get the balanced feed they need; General uses include growing tent, fish tank, drinking water, aquarium, swimming pool, and brewing. This hydroponics tester has atc that provides consistent reading regardless of any fluctuations in temperature; Durable design for repeated uses and fully waterproof and it floats in any solution.
Brand | bluelab #ad |
Manufacturer | Bluelab Corporation Limited - Import (NZ) #ad |
Height | 1.3 Inches |
Length | 9.8 Inches |
Weight | 0.24 Pounds |
Width | 2.2 Inches |
Part Number | BLU2221 |
Model | PENCON |
Warranty | One year free repair or replacement guarantee |
More information #ad
4. Groline
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GroLine Hydroponic Waterproof pH/EC/TDS/Temperature Portable Meter
#adGroline #ad - The specialized electrode combines 3 sensors in a single rugged probe featuring a polypropylene body, integrated temperature sensor, and cloth junction. Designed for hydroponic, aquaponic, and greenhouse growers.More information #ad
One combined, ec, pre-amplified pH, and TDS ppm probe for hassle-free measurements. Quick cal mode for a speedy, single-point calibration for pH and EC with one solution. Designed to bring simplicity to nutrient testing, the hi9814 Portable GroLine Meter is designed specifically for Hydroponic growers.Brand | Groline #ad |
Manufacturer | Hanna Instruments #ad |
Height | 2 Inches |
Length | 7 Inches |
Weight | 0.43 Pounds |
Width | 3 Inches |
More information #ad
5. bluelab
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Pack of 1, Conductivity Nutrient in Water with Easy Calibration, White, Temperature, Digital TDS Tester for Hydroponic System and Indoor Plant Grow, Bluelab METCOM Combo Meter for pH
#adbluelab #ad - Combine with bluelab meters and controllers for full indoor garden nutrients monitoring in water and soil; pH probe requires easy two point calibration; Conductivity and temperature probes come factory calibrated and are ready to use.Other features: auto off function, low battery indicator, and calibration solution, pH probe storage cap, units for temperature; KIT INCLUDES: AAA batteries, probe care kit is sold separately.
More information #ad
Monitor 3 parameters in water: conductivity tds level to ensure plants get a balanced feed, and temperature with lab quality glass probe; Gereral uses include growing tent, drinking water, swimming pool, pH up and down, and aquarium. This hydroponics meter has atc that provides consistent reading regardless of any fluctuations in temperature; pH probe is double junction; Conductivity scales include EC, PPM, and CF. Made in new zealand and manufactured by bluelab, the industry leader in hydroponic testing equipment, built for growers; 5-Year Limited Warranty with proof of purchase 6-month warranty for probes.
Brand | bluelab #ad |
Manufacturer | Bluelab Corporation Limited - Import (NZ) #ad |
Height | 1.49 Inches |
Length | 5.7 Inches |
Weight | 0.33 Pounds |
Width | 3 Inches |
Part Number | METCOM |
Model | METCOM |
Warranty | Five year free repair or replacement guarantee. 6 months for the ph probe |
More information #ad
6. TEKCOPLUS
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Water PH Meter 0-14 Probe BNC Connector, 300cm Cable for PH Meter Monitor Controller Test Sensor, Replacement Kit for Aquarium Hydroponics Plant Pool Spa 300cm pH Probe Electrode
#adTEKCOPLUS #ad - The bulb comes with a protective cap to safeguard its safety. To measure the ph value of a liquid, a pH electrode is comprised of a silver chloride Ag/AgCl reference electrode.Bnc connector - this connector is universal, can be used with any pH measuring instrument that has a BNC type input. It is cost-effective, long-lasting, and produces extremely accurate results.
More information #ad
This is a replacement kit package that includes a complimentary set of calibration powder. Measurement in units ph range 0-14ph, quickly get the result with its 2 minutes response time. For ph detection, pharmaceutical, it is widely utilized in chemical, scientific research, and other industries.Brand | TEKCOPLUS #ad |
Manufacturer | TekcoPlus Ltd #ad |
Part Number | TK312PLUS |
More information #ad
7. Moor
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Aquariums, 2Pcs Water Quality Test Meter TDS PH EC Temperature 4 in 1 Set High Accuracy Measurement Range, Pool TDS Kit, Drinking Water, Ro System, Auto Calibration Ideal kit for Hydroponics
#adMoor #ad - Automatic temperature compensation atc. You can get the accurate water PH testing result without taking care about the influence of water temperature. 4 modes, its measuring range of tds is 0-9999 ppm with accuracy: ± 2%, while the EC range 0-9999 us/cm and the temp range is 32.0-212°f- 0-99. 0°c with accuracy ±01℃. It can protect children, pools and spas, the health of pregnant women, monitor if Reverse Osmosis RO/DI System works properly, whether filter need replaced, maintenance aquarium, The elderly, For the health of your family, hydroponicstest nutrients, Aquariums, Hydroponics.
More information #ad
Please develop the habit of testing water quality. Multipurpose tds testertest drinking water purity to ensure it's healthy, etc. High accuracy: equipped with premium quality titanium alloy probe, and reliable Automatic Temperature Compensation ATC ensures reading always be accurate at various temperatures advance LCD backlight display screens let you easily read the displayed value. Ph testing result without taking care about the influence of water temperature. 3 in-1 tsd test penthis tds meter can test tds,ec and temperature. Amazingly accurate and widely usedit has the resolution of 001ph, hydroponics, such as drinking water, fast to get the testing result and can test the PH value for any 0-16PH liquid which you wanna test, swimming pools, aquariums, wine and beer.
Brand | Moor #ad |
Manufacturer | MR-001 #ad |
More information #ad
8. bluelab
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Bluelab MONGUA Guardian Monitor for pH, Temperature, 3 in 1 Digital Nutrient Meter for Hydroponic System and Indoor Plant Grow White, and Conductivity TDS Measurements in Water with Easy Calibration
#adbluelab #ad - This hydroponics tester has atc that provides consistent reading regardless of any fluctuations in temperature; High and low alarm when outside parameters, ppm 500, selectable units include TDS, EC, ppm 700 and CF. Made in new zealand and manufactured by bluelab, the industry leader in hydroponic testing equipment, built for growers; 2-Year Limited Warranty with proof of purchase 6-month warranty for pH probe.Lab quality glass ph probe with easy two point calibration; Conductivity / temperature probe comes factory calibrated so it's ready to be used; Double junction probe is more accurate than test strips and drops.
More information #ad
Combine with bluelab pen and meter for full garden nutrients monitoring in water and soil; Other features: International power supply, water resistant design; KIT INCLUDES: Calibration solution, EC probe and pH probe, probe care kit is sold separately. Monitor ph up and down, temperature, ppm 500, nutrient tds level in water to maximize your grow and ensure plants get a balanced feed; General uses includes growing tent and reservoir; Selectable conductivity units include TDS, EC, ppm 700 and CF.
Brand | bluelab #ad |
Manufacturer | Bluelab Corporation Limited - Import (NZ) #ad |
Height | 1.57 Inches |
Length | 7.6 Inches |
Weight | 0.48 Pounds |
Width | 4.92 Inches |
Part Number | 716336 |
Model | BLU27100 |
Warranty | Two year free repair or replacement guarantee. 6 month guarantee for ph probe |
More information #ad
9. bluelab
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Dosing, White, Bluelab CONTPHCON pH Controller Connect with Monitoring, and Data Logging in Water Stick not Included Digital Meter for Hydroponic System and Indoor Plant Grow
#adbluelab #ad - This hydroponics digital tester has atc that provides consistent reading regardless of any fluctuations in temperature; High and low alarm when outside parameters with safety lockout; Data logging with Bluelab Connect Software.Made in new zealand and manufactured by bluelab, the industry leader in hydroponic testing equipment, built for growers; 2-Year Limited Warranty with proof of purchase 6-month warranty for pH probe.
More information #ad
24/7 test, monitor control doser for your ph up and down in water to maximize your grow and ensure plants get a balanced feed nutrients with lab quality glass probe; General uses include growing tent and reservoir. Automated dosing with intuitive on-time/off-time for single-direction control; Combine with conductivity TDS pen and other meters for full garden nutrient monitoring in solution and soil. Kit includes: calibration solution, ph and temperature probes, replaceable pump, international power supply, dosing tube, Bluelab Connect Stick 2 and Probe Care Kit sold separately.
Brand | bluelab #ad |
Manufacturer | Bluelab Corporation Limited - Import (NZ) #ad |
Height | 7.71 Inches |
Length | 8.15 Inches |
Weight | 2.21 Pounds |
Width | 4.21 Inches |
Part Number | CONTPHCON |
Model | CONTPHCON |
Warranty | 2 year limited guarantee |
More information #ad
10. X-creative
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X-creative Portable Pool Testing, Digital 2 in 1 Water Quality Chlorine & PH Meter CL2 Tester for Swimming Pool Spa Aquarium Hydroponics Monitor Analyzer
#adX-creative #ad - A convenient tool to test water pH and chlorine level for swimming pool and spa. Made of premium plastic shell, durable and sturdy. Easy to operate, no more chemicals need.More information #ad
Light weight and compact, easy to carry. With a hole for convenient hanging. Large screen displays the test result on pH and chlorine level for easy and accurate reading.Brand | X-creative #ad |
Manufacturer | X-creative #ad |
More information #ad