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When purchasing a product, price is the consumer's primary concern. At present, GIDIGI has 276 products for sale. GIDIGI products range in price from $10.99 to $159.99, and the average price of all the products is about $36.

We found that most of the GIDIGI products are manufactured by Jinan jixindianziyouxiangongsi and JiNan Jixin Electronic Co.,Ltd. The manufacturers provide GIDIGI with a steady supply of products, and they have a good cooperative relationship with each other.

You can confidently purchase GIDIGI products from the seller JXTEXT-Click, if you have any questions. The brand holds an average rating of 4.92, testifying to its excellent reputation.

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Last Updated: Jan 11, 2026

Lab pH Meters

GIDIGI pH Meter Food Digital Electronic pH Tester for Fermentation 3*50ml pH Buffer Calibration Solution Kits Hot Sauce Food Tester Probe for Cheese Sourdough pH Temperature pH Test Strips for Acidity

GIDIGI pH Meter Food Digital Electronic pH Tester for Fermentation 3*50ml pH Buffer Calibration Solution Kits Hot Sauce Food Tester Probe for Cheese Sourdough pH Temperature pH Test Strips for Acidity Cover
  • [Become a Hot Sauce Maestro with a pH Food Tester ] The hot sauce pH level is important. A good pH level for the sauce is 3.4 and can be tested accurately with a food pH meter. The lower pH level of hot sauce preserves the hot sauce and allows for a longer shelf life. The accuracy of pH testing strips can't provide the precision necessary for hot sauce making. Say goodbye to guesswork, with the proper GIDIGI pH tester, you can master the art of creating perfectly balanced hot sauces.
  • [Food & Dairy pH Meter] Designed to bring simplicity to pH testing of food and dairy products. The specialized probe features a PVDF body, conical tip, and open junction making it ideal for direct measurement of semi-solid foods.The open junction design reduces clogging from suspended solids and proteins found in food and dairy products for a more stable pH measurement.The spear tip design allows for penetration into solids, semi solids, and emulsions for the direct measurement of pH .
  • [Stable Performance Digital pH Tester for Fermenting] GIDIGI fermentation ph tester is a reliable and well-designed tool. The spear tip food grade ph test strips for fermenting is a good helper in fermentation industry. Such as sourdough bread, sauce(hot sauce, salsa, mayonnaise) dairy products(yogurt, cheese and butter) kombucha all-grain brewing... GIDIGI pH meter for food help you to be successful in fermenting foods . Even if a beginner, you can also easily master the fermentation techniques.
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Lab pH Meters

Smart pH Meter for Food, GIDIGI Digital Food pH Tester, Accurate Canning pH Test Kits with ATC, Professional Fermenting pH Test Pen, Spear pH Probe for Bread Cheese Sushi Rice Sourdough Sauce Meat

Smart pH Meter for Food, GIDIGI Digital Food pH Tester, Accurate Canning pH Test Kits with ATC, Professional Fermenting pH Test Pen, Spear pH Probe for Bread Cheese Sushi Rice Sourdough Sauce Meat Cover
  • [Professional pH Tester for Food]：GIDIGI pH03A is a professional food pH meter designed to measure the acidity and alkalinity of various foods in the kitchen. pH test range: 0.00-14.00pH; resolution is 0.01pH. While measuring the pH of food, the temperature of the food can also be obtained. The digital food tester is also equipped with a sponge protective cover with electrode protection liquid inside, which can extend the service life.
  • [2025 Upgraded Food pH Meter]: GIDIGI Food pH Tester has upgraded glass electrodes and chip sockets. Glass electrodes are more sensitive and stable; chip data transmission is faster and data analysis is more accurate. You can use GIDIGI Food pH Test Pen to quickly obtain accurate food pH data, identify the quality of food, and make the food better.
  • [Smart Food pH Test Kit]: You can read the test results on your phone because the digital pH meter can connect your phone. No need for handwritten records. With the mobile APP, you can easily store 1,000 pieces of data and view previous measurement values at any time. More Perfectly, you can add notes to the measured values and share the data with your friends or family. Also, You can set the range through APP. If exceed the range, the value will turn red.
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Lab pH Meters

Digital pH Tester for Water, pH Meter for Hydroponic Water, TDS Tester EC PPM Test for Plant Nutrients, 4-in-1 Meter for Conductivity, pH Pen for Drinking Water, DWC, Indoor Plants

Digital pH Tester for Water, pH Meter for Hydroponic Water, TDS Tester EC PPM Test for Plant Nutrients, 4-in-1 Meter for Conductivity, pH Pen for Drinking Water, DWC, Indoor Plants Cover
  • Multi-functional 4-in-1 pH Tester: Our GIDIGI digital pH testers are versatile and can measure not only pH values but also TDS, EC, and water temperature. With a wide test range for pH (0.1-14.0), EC (0-9990μS/cm, 10.01-19.99mS/cm), TDS (0-9990ppm), and temperature (32.0-140.0℉, 0.0-60.0℃), it is perfect for various applications such as hydroponics, aquariums, drinking water, swimming pools, tap water, hot tubs, and brewing
  • Show Hydroponic pH & ppm Together:Our pH tester can simultaneously measure the pH and ppm of the hydroponic solution. The GIDIGI pH meter helps you know when to add nutrient solution and when to add pH solution to adjust the pH and ensure the healthy growth of your plants. It can monitor the pH, EC and temperature values of the hydroponic nutrient solution simultaneously on the screen without having to switch buttons.
  • Accurate pH Meter With Effective ATC:Our multifunctional hydroponic pH meter features automatic temperature compensation (0 to 50 C) to ensure consistent readings. The pH EC tester with TEMP function protects sensitive plants and monitors temperature changes to prevent damage and optimise growth. This is essential for hydroponic growers.
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Lab pH Meters

pH Meter for Food Digital pH Meter for Fermentation Hot Sauce Canning Spear Tip pH Food Tester Probe for Cheese Cooking Sourdough Bread Saliva Water Resistant Food Acidity Tester for Solid and Water

pH Meter for Food Digital pH Meter for Fermentation Hot Sauce Canning Spear Tip pH Food Tester Probe for Cheese Cooking Sourdough Bread Saliva Water Resistant Food Acidity Tester for Solid and Water Cover
  • [Reliable pH Test Kit] pH Meter for Food Kit includes calibration solution(7.00/4.00)and electrode protection solution which made it easy to get started right out of the box.Calibrating the pH meter with the included solution is easy and ensure the accurate results. The reliability of the pH readings, which allows you to make informed decisions about food quality and safety. Comes with the calibration kit making it well package deal for a decent price.
  • [Accurate Digital pH Tester ] GIDIGI ph meter for fermentation provides precise readings that are easy to read. The pH display is clear and well-lit, making it effortless to read the pH levels of various food items.The pH test meter uses spear sensor technology and probe stable performance, no need to worry about the reading always jump which is ideal for testing semi-solid and liquid sample.The rugged design of the pH meter and durable to handle regular use in kitchen various environments.
  • [Stable performance ph strips for fermentation] GIDIGI food pH meter is a reliable and well-designed tool that has enhanced you fermentation projects. Food acidity tester has made a significant difference in your fermentation process, ensuring that you can monitor and maintain the right pH levels.Such as sourdough bread, sauce（hot sauce, salsa, mayonnaise）/ dairy products(yogurt, cheese and butter)/kombucha/all-grain brewing ... GIDIGI pH meter for food has helped you to be successful in fermenting foods .
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Lab pH Meters

GIDIGI pH Meter for Water, Electronic ph Meters with Color Display pH Test Strip Function, Pro Digital pH Level Tester Kit for Water, pH Reader for Pool Spa Hot Tub Hydroponics Aquarium Drinking Water

GIDIGI pH Meter for Water, Electronic ph Meters with Color Display pH Test Strip Function, Pro Digital pH Level Tester Kit for Water, pH Reader for Pool Spa Hot Tub Hydroponics Aquarium Drinking Water Cover
  • [See Colors Like pH Strips + Clear Numbers] Say goodbye to confuse pH test strips! Its color display features a dual data presentation, allow you to see the pH levels at a glance. GIDIGI pH meter shows BOTH color changes and exact numbers on its big color screen—no guessing if your water is safe. Perfect for checking pool water, tap water, or plant nutrients. Bright backlight works in dark fish tanks or hydroponic. New upgraded green pH probe with 0.1 pH accuracy.lifespan increased by 2 times.
  • [Water pH Meter-Works anywhere You Need Water Testing] Backyard pool? Fish tank? Drinking water? The digital ph tester for water tool does it all! Check RO filter safety, balance koi ponds, or test cannabis grow water. Whatsmore Our ph water meter with 0.9in color screen shows pH and temperature simultaneously. Press "HOLD" to save readings even after pulling out from water. Comfortable grip won't slip from wet hands.
  • [Digital pH tester with Included Features] GIDIGI Digital pH test kit comes fully equipped for all your testing needs. Each purchase includes 6 bags calibration powders, a user-friendly manual, and a built-in pH reset function to ensure accuracy. It's not just a pH meter; it's a complete ph testing kit. The ph meters with easy calibration and the ability to measure the pH of various liquids, you have a versatile pool water testing kit at your fingertips.
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Lab Multiparameter Meters

GIDIGI Digital pH EC Meter Smart Hydroponics pH Meter with WiFi for Real Time Large Screen with Multiple Parameters Displayed Simultaneously pH EC Monitor Salt Meter ORP Tester for Aquarium

GIDIGI Digital pH EC Meter Smart Hydroponics pH Meter with WiFi for Real Time Large Screen with Multiple Parameters Displayed Simultaneously pH EC Monitor Salt Meter ORP Tester for Aquarium Cover
  • All-in-One Hydroponic & Aquarium Monitoring: The GIDIGI pH monitor features a single composite probe for accurate, simultaneous readings of pH EC PPM CF ORP Temperature SALT and Humidity. Perfect as a hydroponic monitor or aquarium ph monitor, it tracks vital parameters for optimal plant or tank health. Continuously immerse the probe in hydroponic nutrient or use it as a salinity tester for saltwater aquarium. Includes calibration kits for reliable ph meter and ec meter hydroponics performance.
  • Real-Time Alerts via Smartphone: Connect this wifi ph monitor to the Tuya app for smart aquarium monitor capabilities. Monitor hydroponic solution or aquarium water (aquarium salt monitor) remotely and receive instant phone alerts if pH, EC, PPM, or temperature exceed your preset safe ranges (values turn red). Ideal water quality meter for peace of mind, allowing you to track conditions 24/7 as a wifi fish tank monitor or gidigi online ph salt monitor. Download records for easy analysis.
  • Precise & Easy Calibration: Achieve consistent accuracy with Automatic Temperature Compensation (ATC) and included calibration fluids. This pH ec monitor simplifies maintenance – calibrate effortlessly for reliable pH and ec meter for hydroponics or aquarium monitor pH use. Designed for long-term immersion in reservoirs or tanks, the probe requires only weekly cleaning. Easily find replacement probes or calibration solutions via GIDIGI, supporting your hydroponic meter needs.
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Chemical Buffers

pH Calibration Solution Kit (4,7,10 pH Buffer Solution) & pH Electrode Storage Solution 3 * 50ml pH Buffer Calibration Solution + KCl pH Probe Storage Solution for All pH Meters with High Accuracy

pH Calibration Solution Kit (4,7,10 pH Buffer Solution) & pH Electrode Storage Solution 3 * 50ml pH Buffer Calibration Solution + KCl pH Probe Storage Solution for All pH Meters with High Accuracy Cover
  • Precisely Calibrate & Protect Your pH Meters – The GIDIGI pH Solution Kit includes 3x50ml pH buffer calibration solutions (4,7,10 pH buffer solution) and KCl pH electrode storage solution, designed for flawless pH solution calibration and long-term probe care. Our high-accuracy (±0.01pH @77.0℉) ph calibration solution ensures reliable readings for lab, pool, hydroponic and more. The double-sealed, ready-to-use ph meter calibration solution requires no mixing—just dip your probe for instant calibration. Bonus: ph probe storage solution extends electrode lifespan, making this kit a must-have for ph meter storage solution needs.
  • Effortless Accuracy for Every Test – GIDIGI's ph buffer calibration solution features color-coded labels (red/blue/green) for instant pH 4/7/10 identification, eliminating calibration errors. The ph storage solution keeps electrodes hydrated between uses, while the 2-year shelf life (unopened) and leak-proof bottles ensure freshness. Ideal for ph calibration packets users upgrading to professional-grade liquids. Perfect for food safety checks, aquarium monitoring, or scientific research—this kit guarantees ph solution calibration simplicity and lab-grade precision in any environment.
  • Lab-Grade Quality, Field-Ready Convenience – Every ph calibration solution in this kit undergoes rigorous testing to meet ±0.01pH tolerance, with ph buffer solution 4,7,10 batches traceable for consistency. The compact, shatter-resistant bottles fit in tool kits or pockets, while the ph probe storage solution's KCl formula prevents crystallization. Includes step-by-step guides for ph calibration workflows (always start with pH7!). Trusted by water treatment pros, farmers and educators for dependable ph meter calibration solution performance.
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Lab pH Meters

GIDIGI Digital Pool Salt Tester & pH Meter Water Quality Tester with Color Screen for Pool Aquarium Hot Tub Hydroponics 0.1 High Accuracy Salinity Tester Pool Water Testing Kit for Saltwater Aquarium

GIDIGI Digital Pool Salt Tester & pH Meter Water Quality Tester with Color Screen for Pool Aquarium Hot Tub Hydroponics 0.1 High Accuracy Salinity Tester Pool Water Testing Kit for Saltwater Aquarium Cover
  • GIDIGI Multi-Parameter Pool Salt Tester: The ultimate salt tester for pool owners, aquarium enthusiasts and hydroponic gardeners! Our digital pool salt tester combines pH meter for water, salinity tester for saltwater aquarium,TDS,EC and temp. Featuring a color screen multi-parameter display, instantly view pH+salt levels, pH+TDS or EC+pH simultaneously.No more tedious mode switching. GIDIGI digital pH tester outperforms traditional test strips, saving you 50% time.
  • Smart Auto-Calibration & Temperature Compensation: Say goodbye to manual adjustments! The 5 in 1 pool pH tester features automatic pH/EC calibration and real-time temperature compensation (32°F-122°F), ensuring lab-grade accuracy for salt pool tester and digital hot tub water tester applications. The update probe with anti-corrosion coating delivers reliable salt water tester results in 3 seconds,ideal for saltwater aquarium salt checks.
  • Pro-Grade Durability Meets User-Friendly Design: The GIDIGI salinity meter with HD color screen readable under direct sunlight. Its one-button operation simplifies for beginners—just dip the probe to get salt water tester readings for pH,salt,TDS and temperature. Includes a saltwater pool test kit essentials: pH calibration solution and extra 4*AAA batteries. Compared to competitors' 5-day calibration cycles, our digital salinity tester requires only 2 weeks maintenance, cutting long-term costs by 40%.
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Lab pH Meters

GIDIGI Digital pH Meter High Accuracy UL-Certified pH Water Tester with pH Test Kits Color LCD Backlit Display with pH Test Strip for Pool Hydroponic Aquarium pH and Alkalinity Tester

GIDIGI Digital pH Meter High Accuracy UL-Certified pH Water Tester with pH Test Kits Color LCD Backlit Display with pH Test Strip for Pool Hydroponic Aquarium pH and Alkalinity Tester Cover
  • [Ditigal pH meter with pH test strips function] Say goodbye to the confusion of traditional pH litmus paper! The GIDIGI pH meter combines color displays with exact numerical readings, providing a comprehensive view of your water quality at a glance. With GIDIGI ph water tester, measuring pH levels has never been easier. You can check pool ph, aquarium ph test kit, or plant nutrients, ensuring safety and optimum conditions. It's best digital ph tester for hot tubs.
  • [GIDIGI All New pH Water Tester] From pool hot tubs to hydroponic gardens – One ph pen rules all water testing! GIDIGI ph water tester with temperature sensor does triple duty: simultaneously monitors pH levels (0-14 range) and liquid temp (°F/°C) on ph meter color display. Engineered with green pH bulb technology for 2x faster stabilization in moving water. "HOLD" function locks readings when transferred between cannabis grow buckets, RO filters, or garden ponds.
  • [Digital ph and alkalinity tester with Included Features] The GIDIGI pH meter water is more than just a pH tester—it's a water ph test kit! Each purchase includes 6 calibration powders, a user-friendly manual, and a built-in reset function to guarantee precision. This digital ph meter for hot tub isn't just easy to calibrate; it measures pH across various liquids. From aquarium ph test kit to hydroponics, ensuring the perfect pH balance has never been easier or more effective.
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Swimming Pool Water Test Kits Hot Tub Test Kits

GIDIGI Pool Salt Tester pH Meter New Update Digital pH Tester Salinity Meter with Multiple Parameters Display for Pool Water Quality TDS EC Salt Meter for Saltwater Hot Tub&Spa Inground Pool Aquarium

GIDIGI Pool Salt Tester pH Meter New Update Digital pH Tester Salinity Meter with Multiple Parameters Display for Pool Water Quality TDS EC Salt Meter for Saltwater Hot Tub&Spa Inground Pool Aquarium Cover
  • GIDIGI New Update 5 in 1 Digital Pool Water Tester:GIDIGI Pool Salt Tester pH Meter is a newly upgraded 5 in 1 digital water tester designed specifically for pool owners. With a large LCD backlit screen display, you can easily view the pH and salinity, pH and EC, pH and TDS values simultaneously. Unlike traditional pH meters, the advanced device eliminates the need to switch modes and press buttons, saving you time and effort. Even if you're a beginner, operating the salinity meter is a breeze
  • Adjust pH Salt Water Pool with GIDIGI Salt pH Meter:The GIDIGI easy to use pH tester takes the guesswork out of pool maintenance, providing accurate readings at a glance. Simply dip the probe into the water and get the pH and Salt Value. Ideal for saltwater pools and salt chlorine generators, it helps you achieve the optimal range of 2700-3500 ppm. The ideal range for pool water pH is 7.2-7.8.Ensuring crystal clear water. Compact and portable, this pH Tester is a must-have for any pool owner
  • Monitor pH and Salt for Aquarium:Not just limited to pools, GIDIGI Pool Salt Tester pH Meter is perfect for monitoring pH and salt levels in aquariums. Equipped with ppm and ppt units, it allows to maintain stable pH and salt levels in your saltwater tank. The accepted pH level for a basic saltwater system is 7.8-8.5pH and the salt range is 22-35ppt. With the ability to check both pH and salt values simultaneously, the convenient device provides aquarium owners with a high-quality experience
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Lab pH Meters

pH Tester,Digital pH Meter for Water,New Version TDS Meter for Drinking Water with Backlit Simultaneously Display 4 in 1 TDS pH EC Meter for Water Hydroponic Nutrient Solution,Pool,Home Use

pH Tester,Digital pH Meter for Water,New Version TDS Meter for Drinking Water with Backlit Simultaneously Display 4 in 1 TDS pH EC Meter for Water Hydroponic Nutrient Solution,Pool,Home Use Cover
  • Multi-functional 4-in-1 pH Tester: Our GIDIGI digital pH testers are versatile and can measure not only pH values but also TDS, EC, and water temperature. With a wide test range for pH (0.1-14.0), EC (0-9990μS/cm, 10.01-19.99mS/cm), TDS (0-9990ppm), and temperature (32.0-140.0℉, 0.0-60.0℃), it is perfect for various applications such as hydroponics, aquariums, drinking water, swimming pools, tap water, hot tubs, and brewing
  • User-Friendly Features:We understand the importance of user-friendly designs. That's why our pH tester features a large backlit LCD screen, enlarged by 30%, which makes it easy to read even for the elderly or children. Additionally, with just one-click, you can switch between TDS and EC values, making it convenient for both drinking water monitoring and hydroponics enthusiasts
  • PH TDS Meter for Drinking Water:pH and TDS is two key parameters that determine the suitability of drinking water. GIDIGI pH TDS Meter for water is good tool for testing drinking water. Test the purity of drinking water to ensure it's safe and healthy, monitor if Reverse Osmosis (RO)/Deionization(DI) System works properly, whether filter need replaced.Just dip the probe into water, you can read pH and TDS value at the same time
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Dissolved Oxygen Meters

GIDIGI Dissolved Oxygen Meter for Water 6 in 1 Smart DO pH Salinity TDS EC Temp. with Auto Compensation for Ponds Aquariums Water Testing Water Quality Tester Pond Oxygen Tester Fish Tank pH Test Kit

GIDIGI Dissolved Oxygen Meter for Water 6 in 1 Smart DO pH Salinity TDS EC Temp. with Auto Compensation for Ponds Aquariums Water Testing Water Quality Tester Pond Oxygen Tester Fish Tank pH Test Kit Cover
  • [Smart 6-in-1 Multi-Parameter Display] The GIDIGI Dissolved Oxygen Meter for water testing by displaying real-time measurements for DO,pH,salinity,TDS,EC and temp on a clear LCD screen. Built-in bluetooth, enabling instant data logging,print and sharing. Advanced ATC,salinity correction (0–50 g/L) and altitude adjustments ensure the accuracy for pond, aquarium,hydroponic or pool.Whatsmore, the dissolved oxygen test kit includes replaceable DO probe membranes, calibration solutions, and a rugged case for on-the-go reliability.
  • [Lab-Grade Accuracy Meets Hassle-Free Calibration & Complete Accessories] Say goodbye to complex setups—the GIDIGI dissolved oxygen test kit arrives fully equipped with solutions, 6 replacement membranes, 8 AAA batteries, and tools for easy use. Its intuitive 100% and zero-point calibration takes under 2 minutes, while you step-by-step through salinity and altitude compensation in the app.The anti-collision DO probe cap and color-coded connectors prevent errors, making it ideal for beginners.
  • [Pro Tool for Ponds, Aquariums & Hydroponics with Smart Compensation] Engineered for demanding environments, the GIDIGI water quality tester adapts to salinity shifts (0–50 g/L), altitude changes, and temperature swings with manual compensation via its app. Monitor dissolved oxygen for aquarium fish health, balance pH in hydroponic nutrient tanks—all with one handheld device. The DO tester shows 6 parameters simultaneously. Perfect as a koi pond water test kit or pH meter for water hydroponics.
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Dissolved Oxygen Meters

Digital Dissolved Oxygen Meter, GIDIGI Dissolved Oxygen Tester with ATC, DO Meter with 9.84ft DO Probe Cable, Dissolved Oxygen Test Kit for Aquarium, Ponds, Fish Tank Range 0.0‑40.0 Mg/L

Digital Dissolved Oxygen Meter, GIDIGI Dissolved Oxygen Tester with ATC, DO Meter with 9.84ft DO Probe Cable, Dissolved Oxygen Test Kit for Aquarium, Ponds, Fish Tank Range 0.0‑40.0 Mg/L Cover
  • [Portable DO Meter with mg/L and % Modes]: The dissolved oxygen test kit with two modes: mg/L mode (dissolved oxygen content in water, 1mg/L=1ppm) and % mode (saturation percentage). Easily obtain accurate oxygen content in the solution. Professional oxygen monitoring equipment is used in koi ponds, drinking water analysis, home beer and wine brewing, industrial systems, hydroponic nutrient, fish tank, sewage treatment, wastewater treatment, laboratories, education research and other fields.
  • [Digital Dissolved Oxygen Meter Kit with 3m Electrode Cable]: GIDIGI dissolved oxygen tester with a 3m electrode cable. With this dissolved oxygen test kit, you can test the oxygen content in deeper water and avoid the problem that the electrode cannot touch the water due to distance. It is very convenient to carry and is very suitable for outdoor water quality measurement and environmental monitoring (lakes, rivers, large ponds and aquaculture and other aquatic systems).
  • [Automatic Temperature Compensation and Manual Salinity and Altitude Compensation]: The GIDIGI dissolved oxygen test kit with ATC function, the test values are more stable. By connecting to the phone APP via Bluetooth, you can also set salinity compensation and barometric pressure compensation to obtain more accurate test values. The DO tester is a nice assistant for marine fish and other aquatic life breeding enthusiasts. In addition, through the APP, you can store, manage and share test data
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Chemical Buffers

GIDIGI pH Meter Calibration Solution Kit, pH Buffer Solution 4,7,10 50ml*6 and KCL pH Probe Storage Solution 50ml*2, pH Pen Storage Solution for Accurate Calibration of All pH Testers

GIDIGI pH Meter Calibration Solution Kit, pH Buffer Solution 4,7,10 50ml*6 and KCL pH Probe Storage Solution 50ml*2, pH Pen Storage Solution for Accurate Calibration of All pH Testers Cover
  • Precisely calibrate your pH meter: The GIDIGI pH calibration kit is comprehensive, meeting all your calibration and maintenance needs. It includes six 50ml bottles of pH calibration buffer (pH 4.00, 7.00, and 10.01) and two 50ml bottles of KCl storage solution for pH electrodes. This kit allows you to perform multi-point calibration and routine maintenance of your pH meter, eliminating the need to purchase additional solutions.
  • Professional pH calibration solution: The pH buffer solution offers laboratory-grade accuracy, reaching ±0.01 pH (at 77°F). This high calibration accuracy delivers professional and reliable results. It is suitable for scientific research, water quality testing, agriculture, and other professional fields.
  • Easy to use: The pH calibration and maintenance solutions are easy to identify and use. The bottles are color-coded (red, blue, and green correspond to pH 4, 7, and 10) for quick identification, effectively avoiding potential errors during calibration and saving time. The solutions are ready for use, eliminating the complicated mixing of calibration powders.
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Dissolved Oxygen Meters

Dissolved Oxygen Meter, Pond Oxygen Tester,0.0-40.0 mg/L DO Tester with 4.92 feet Extended Probe Cable, ATC, Backlit LCD, for Pond, Aquarium, Wastewater, Brewing, Lab, and Educational Research

Dissolved Oxygen Meter, Pond Oxygen Tester,0.0-40.0 mg/L DO Tester with 4.92 feet Extended Probe Cable, ATC, Backlit LCD, for Pond, Aquarium, Wastewater, Brewing, Lab, and Educational Research Cover
  • Extended Probe Cable for Deep Water Testing:Equipped with a 1.5-meter (4.92-foot) electrode cable, this dissolved oxygen meter allows easy testing in deep water environments such as lakes, large ponds, and rivers, eliminating the issue of limited reach during outdoor water quality monitoring.
  • Dual Measurement Modes for Versatile Use:Features mg/L (0.0-40.0 mg/L) and % saturation (0.0-300.0%) modes, with simultaneous temperature display (℃/℉ switchable). Ideal for aquaculture, wastewater treatment, brewing, labs, and educational research.
  • Automatic Temperature Compensation (ATC) for Accuracy:Built-in ATC ensures stable and reliable readings by compensating for temperature variations, making it suitable for professional applications like environmental monitoring and industrial systems.
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Electrolyte Solutions

GIDIGI pH Electrode Storage Solution, 4-Pack 30ml pH Probe Solution for pH Meter and ORP Meter, 3 MOL KCL Electrode Filling/Storage Solution for Laboratory and Industrial Use

GIDIGI pH Electrode Storage Solution, 4-Pack 30ml pH Probe Solution for pH Meter and ORP Meter, 3 MOL KCL Electrode Filling/Storage Solution for Laboratory and Industrial Use Cover
  • PROFESSIONAL GRADE: 3 mol KCL storage solution specifically designed for pH and ORP meter electrodes in laboratory and industrial applications
  • PACKAGE CONTENTS: Set of 4 bottles containing 30ml each of electrode storage solution for extended use and convenience
  • VERSATILE USE: Compatible with most pH probes and ORP meters, helping maintain electrode accuracy and longevity
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Lab pH Meters

GIDIGI pH Meter for Water, 4 in 1 EC PPM Temp pH Tester for Hydroponic, TDS Water Tester for Drinking Water, Digital pH Meter with Backlit & ATC for Hydroponic Nutrient, Pool, Aquarium, Home Use

GIDIGI pH Meter for Water, 4 in 1 EC PPM Temp pH Tester for Hydroponic, TDS Water Tester for Drinking Water, Digital pH Meter with Backlit & ATC for Hydroponic Nutrient, Pool, Aquarium, Home Use Cover
  • [Automatic Temperature Compensation] The GIDIGI pH meter with pH function to ensure that the pH value of the nutrient solution is maintained within the ideal range for hydroponic crops, promoting vigorous growth and nutrient absorption of crops. Different plants have specific pH preferences, and most nutrient solutions generally have a pH between 5.5 and 6.5. The pH ec tester with TEMP function protects sensitive crops and monitors temperature changes to prevent damage and optimize growth.
  • [Hydroponic pH and ppm Meter] pH/EC meter works with EC meter to maintain precise nutrient levels to maximize crop yield and quality in hydroponic system. With pH ppm meter, you can easily measure pH and ppm when growing in DWC hydroponics, helping to maintain hydroponic acid-base nutrient balance, monitoring EC level allows you to adjust nutrient solution in time to ensure optimal plant growth. This is essential for hydroponic growers.
  • [Multi Purpose pH Tester: pH meter tds] This hydroponic tester can measure the range of pH (0.01-14.00), EC (conductivity), TDS (0-9990ppm), temperature (32.0-122.0℉, 0.0-50.0℃), four-in-one, the newly upgraded probe resolution reaches 0.01, not only can test hydroponics, but also aquarium and fish tank water, drinking water, swimming pool, tap water, hot tub, brewing and other scenes. Easily meet your multi-scenario testing needs, allowing you to test anytime, anywhere.
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Lab pH Meters

Food pH Meter Replacement Probe 2 in 1 pH Temperature Tester Spear Tip pH Sensor Easily Penetrate Solid and Semi-Solid Samples, Also Suitable for Water

Food pH Meter Replacement Probe 2 in 1 pH Temperature Tester Spear Tip pH Sensor Easily Penetrate Solid and Semi-Solid Samples, Also Suitable for Water Cover
  • [GIDIGI pH Meter Replacement Probe] GIDIGI pH Meter Probe for Food，replaceable electrode, further extending the life of the pH meter. Super cost-effective.
  • [NEW Upgraded pH Meter Probe] NEW Upgraded chip,Low impedance,Extended Probe Life，Built Temperature Sensor,Stable and Durable.The pH Tester has the correct pH balance and safe to eat. This probe is giving you this security.
  • [Easy to clean and maintain] Don't touch hard objects; keep the electrode cap sponge moist. Just clean it with clean water after use.
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Hydroponics pH Up Down Solution pH Control Kit,pH Adjuster for Hydroponic, Aquaponic, Balance Nutrient Solution, Include pH Test Strips(8.45oz/250ml)

Hydroponics pH Up Down Solution pH Control Kit,pH Adjuster for Hydroponic, Aquaponic, Balance Nutrient Solution, Include pH Test Strips(8.45oz/250ml) Cover
  • Precise pH Control – Formulated with food-grade phosphoric acid (pH Down) and premium buffering agents, this kit ensures accurate pH adjustment (5.5–6.5 range) for optimal nutrient absorption in hydroponics, soil, aquaponics, and more.
  • Complete pH Testing Kit – Includes pH Up & Down solutions (8.45oz/250ml each), measuring cup, dropper, pH test strips and chart for quick & easy monitoring—no expensive meters needed! Just dip a test strip for instant, color-coded results.
  • Super Concentrated Formula – Highly effective yet economical—only 1 tbsp (15mL) per gallon (3mL per liter) required for adjustments. Each bottle lasts 6–12 months, making it perfect for home growers & commercial setups.
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Aquarium Hydrometers

Aquarium Salinity pH Meter,Digital Pool Salt Tester,Simultaneously Display 5 in 1 PPM pH EC Reader Water Quality Tester for Pool, Aquaponics,Koi Pond, Coral Reef Tank

Aquarium Salinity pH Meter,Digital Pool Salt Tester,Simultaneously Display 5 in 1 PPM pH EC Reader Water Quality Tester for Pool, Aquaponics,Koi Pond, Coral Reef Tank Cover
  • 5-In-1 Saltwater Aquarium Test Kit for Fish Lover: To raise fish, you must first raise water quality. It is very necessary to regularly test the water quality of the aquarium.GIDIGI fish tank tester can detect salinity, pH, EC, TDS and TEMP at one time, helping you to keep track of slight changes in water quality at any time and provide a stable growth environment for fish.Whether it is a saltwater/freshwater fish tank, pond or aquaculture, this tester is an excellent solution
  • Simultaneous Display Salinity Multiparamete for Aquarium:Compared with ordinary testers, GIDIGI salinity meter has upgraded high-definition LCD backlight screen, the screen area is increased by 30%, this upgraded multifunctional water testing kit integrates pH and temperature with Salt TDS and EC readings on a single screen,simplifies the mode switching steps and makes operation easier.Portable pH and salt monitor for aquarium beginner
  • Accurate Fish Tank Thermometer with Longer Sensor Probe: No more complicated color matching to determine the result. With this electronic pH meter, just put it in the water and wait a few seconds to get the precise digital value.The salt tester with automatic temperature compensation（ATC） can output stable results for each test.Measure your aquarium regularly to keep your beloved fish, shrimp, coral reefs and other aquatic life healthy and happy
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