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Quick Calibration Solution Sachets for Hanna pH and EC Meters, 20 mL, 25-Count
Prices start at : 36.99 USD / each

Hanna Instruments specially formulated their line of calibration solutions. Each unopened sachet has an expiration date of 5 years from the date of manufacture. Contains 25 sachets.

Product Features

    Specs

      • Ready to use fresh solution for accurate calibration: Product Features
      • Two calibration solutions in one: Product Features
      • Light block packaging: Product Features
      • Volume: 20 mL: Specs
      • EC calibration standard value: 5,000 μS/cm (5.00 mS/cm): Specs
      Ohio
      Piqua
      Hanna Conductivity Standard Solutions, 230 mL
      Prices start at : 16.99 USD / each

      Hanna specially formulates their line of conductivity standards. This process ensures the quality of the solution. Calibrate the conductivity of your Hanna Instruments device! Hanna Instruments prepares this EC solution against an NIST-traceable potassium...

      Specs

        • S/cm value: Varies— see individual product page for details: Specs
        • Temperature chart/ actual S/cm values printed on each bottle: Product Features
        • Weight: 0.55 pounds: Specs
        • uS/cm Value: 1413 uS/cm at 25° C
        • S/cm Value: 1413 S/cm at 25° C
        Ohio
        Piqua
        Quick Calibration Solution for Hanna pH and EC Meters, 230 mL
        Prices start at : 16.99 USD / each

        Using the Quick Cal function found in compatible meters allows for single-point calibration for pH and conductivity sensors. Hanna prints both the lot number and expiration date on each bottle.

        Specs

          Product Features

            • Airtight seal to ensure quality: Product Features
            • Volume: 230 mL: Specs
            • Weight: 0.55 pounds: Specs
            • Expiration date and lot number stamped on bottle: Product Features
            Ohio
            Piqua
            PH Electrode for Hanna Instruments HI98131 & HI98129
            Prices start at : 59.99 USD / each

            Simply lock the unit into place — no pins to line up means that you are less likely to break it! Use this spare pH sensor for the following Hanna Instruments models: HI98131 — GroLine Waterproof Hydroponic pH EC TDS Temperature Pocket Tester HI98129...

            Specs

              • Diameter: 5 mm: Specs
              • Max pressure: 0.1 bar: Specs
              • Reference: single, Ag/AgCl: Specs
              • Fits Hanna Pocket Testers: Product Features
              • Recommended operating temperature: -5 to 50° C (23 to 122° F): Specs
              • Connection type: Pin: Specs
              Ohio
              Piqua
              Hanna Electrode Storage Solution, 230 mL
              Prices start at : 16.99 USD / each

              When storing your pH electrode, you need to use a storage solution. Hanna specially formulates their storage solution to minimize microbial growth. This results from storing your probe in a solution with highly-concentrated inner-reference electrolytes.

              Product Features

                • Weight: 0.55 pounds: Specs
                • Expiration date and lot number: Product Features
                • Air tight seal ensures quality: Product Features
                Ohio
                Piqua
                Hanna pH Calibration Buffers, 230 mL
                Prices start at : 16.99 USD / each

                Hanna specially formulates their line of technical calibration buffers. This process ensures the quality of the solution. Calibrate the pH range of your Hanna Instruments device! Hanna Instruments high-quality pH calibration buffers are NIST-traceable.

                Specs

                  • Weight: 0.55 pounds: Specs
                  • Volume: 230 mL: Specs
                  • pH Value: 4.01
                  • Airtight bottle with tamper-proof seal: Product Features
                  • pH value: Varies — see individual product page for details: Specs
                  Ohio
                  Piqua
                  GroLine Waterproof Hydroponics pH/EC/TDS/Temperature Portable Meter
                  Prices start at : 259.99 USD / each

                  If so, Hanna Instruments has what you need! Hanna Instruments designs their GroLine meters and testers to be lightweight. This probe measures pH, conductivity (EC), total dissolved solids (TDS), and temperature.

                  Product Features

                    Specs

                      • Battery life (approximate): 500 hours of continuous use: Specs
                      • Waterproof — rated for IP67 conditions: Product Features
                      • Automatic temperature compensation: Product Features
                      • pH range: 0.00 to 14.00 pH: Specs
                      • TDS range: 0 to 3000 ppm (0.5 CF); 0 to 3999 ppm (0.7 CF): Specs
                      • EC range: 0.00 to 6.00 mS/cm: Specs
                      Ohio
                      Piqua
                      Irrometer Moisture Monitor For Soilless Mixes
                      Prices start at : 151.49 USD / each

                      The Model "LT" is the ultimate in sensitivity at the very "Wet" end of the soil water range(below 20 centibars of soil water suction)! It was designed to operate in very low water holding capacity soils (coarse sand) and non-soil planting mixes used in...
                      • Length: 12in
                      Ohio
                      Piqua
                      Soil Moisture Meter - 24in. probe
                      ★★★★★
                      Prices start at : 107.99 USD / each

                      Meters can be calibrated to the soil type for reliable results. Top mounted meter. Probe - Instant, easy-to-read display. The scientific way to water! Accurate instruments give you instant, accurate moisture readings.
                      Ohio
                      Piqua
                      Soil Sampler With Step 36in. Probe
                      ★★★★★
                      Prices start at : 79.99 USD / each

                      Super-tough non-corrosive 100% stainless steel construction with reinforced slot. A back saver! Foot step for better penetration in tough soils! Taper cut tip goes in easy and cuts a nice clean core, insuring complete sample removal.
                      Ohio
                      Piqua
                      Hanna Instruments 1413 mC/cm Solution, 230 ml
                      Prices start at : 15.99 USD / each

                      To use, pour a small amount into a container and discard the remainder after each use. You should calibrate EC meters every 1-4 weeks depending on frequency of use to verify their accuracy.
                      Ohio
                      Piqua
                      Kelway Meter Acidity Tester
                      ★★★★★
                      Prices start at : 69.99 USD / each

                      Accurate to within a +/- .2 pH in acidic soils. Use in slightly moistened soil to get readouts you can depend on. Popular among universities and rose growers! Soil pH meter - From the same great maker of the HB2 meter, comes the soil PHD, a lighter-duty...

                      FAQ

                        • How does the meter work?: FAQ
                        • Where is this product made?: FAQ
                        • When not in use the meter should read neutral at pH of 7. There is an adjustment screw in order to calibrate periodically if needed.: FAQ
                        • Where can I get the green cleansing sheets to clean the Kelway Acidity Tester?: FAQ
                        • Why choose a direct reading soil tester?: FAQ
                        • Litmus paper is not accurate enough and is difficult to use and interpret. Laboratory glass electrode ph meters require buffer solutions, temperature control, power sources,clean equipment and are very fragile.: FAQ
                        Ohio
                        Piqua
                        New! Soil Savvytm Soil Test Kit
                        Prices start at : 34.99 USD / each

                        Follow the provided instructions to submit your soil sample. Start by placing a sample of the soil into the provided Soil Savvytm container. The Soil Savvytm analysis determines which nutrients your plants need most.

                        Product Benefits

                          • Analysis tailored to your own soil: Product Benefits
                          • Results sent directly via email and placed on secure website: Product Benefits
                          • Test for which nutrients your plants need: Product Benefits
                          • Easy to use - just collect sample, mail, and wait: Product Benefits
                          • Ready-to-use professional-grade soil test kit: Product Features
                          Ohio
                          Piqua
                          Do-It-Yourself Soil Test Kit, Box of 40 Tests
                          Prices start at : 19.99 USD / each

                          Easy-to-use one tablet reagents, ideal pH ranges and NPK levels for over 100 plants and detailed, diagrammed instructions. Comes with complete instructions and recommendations for testing and changing soil pH nitrogen, phosphorus, and potassium.
                          Ohio
                          Piqua
                          Replacement Probe for Hanna Instruments HI9813-6
                          Prices start at : 110.99 USD / each

                          Use it to measure pH, EC/TDS, and temperature. Replace your Hanna Instruments probe! Hanna Instruments designed this replacement probe to fit their HI9813-6 portable meter. This probe measures multiple parameters with a single test.

                          Specs

                            Product Features

                              • Electrolyte: Gel: Specs
                              • Built-In Temperature Sensor: Product Features
                              • Overall length: 185 mm: Specs
                              • Quick Connect DIN Connector: Product Features
                              • Recommended operating temperature: 0 to 50° C (32 to 122° F) LT: Specs
                              • Amperometric EC/TDS Sensor: Product Features
                              Ohio
                              Piqua
                              Hanna Instruments Storage Solution for pH Water Testers, 16 oz
                              Prices start at : 19.99 USD / each

                              This solution minimizes microbial growth and prevents the ill effects that can occur from diffusion or osmosis. Storing your pH electrodes in a storage solution keeps the junction clear.
                              Ohio
                              Piqua
                              Kelway PH and Moisture Tester
                              Prices start at : 143.99 USD / each

                              Also measures soil moisture. Accuracy +/- .2 pH in acidic soils. Case included, 6 1/2in. Can be calibrated to maintain accuracy. Not designed for alkaline soils of 7.5+ pH or greater.
                              Ohio
                              Piqua
                              Direct Soil and Soilless Media pH Electrode for Hanna Instruments HI9814
                              Prices start at : 209.99 USD / each

                              The HI1294D also features an integrated amplifier and a built-in temperature sensor. They make the conic pH sensing tip with low-temperature glass. Measure pH in soil and soilless media! Hanna Instruments designed this electrode for use with their HI9814...

                              Product Features

                                Specs

                                  • pH: 0 to 12: Specs
                                  • Low-temperature glass: Product Features
                                  • Built-in temperature sensor: Product Features
                                  • Max pressure: 0.1 bar: Specs
                                  • Recommended operating temperature: -5 to 70° C (23 to 158° F) - LT: Specs
                                  • Body length: 120 mm: Specs
                                  Ohio
                                  Piqua
                                  Hydrofarm Quantum PAR Light Meter
                                  Prices start at : 162.99 USD / each

                                  It features Hydrofarm's highly accurate, integrated Quantum Sensor. Use this tool for greenhouse operations or hydroponic grow operations to ensure that your plants have the best environment possible for successful growing.

                                  Product Features

                                    • Constant linear response curve yields higher accuracy independent of wavelength: Product Features
                                    • Measures up to 10,000 micromoles compared with 2,000 micromoles for other meters on the market: Product Features
                                    • Low power consumption with built-in low batter power indication: Product Features
                                    • Proprietary data logging sofware available at Hydrofarm.com: Product Features
                                    Ohio
                                    Piqua
                                    Meter Dual PH and Fertilizer Tester
                                    Prices start at : 24.99 USD / each

                                    Accurately determines acid/alkaline soil composition in just one minute. Also checks a combination of nitrogen, phosphorus and potash to let you know when your fertilizer levels are too high or too low.
                                    Ohio
                                    Piqua
                                    Hanna Combo pH/EC/TDS/Temperature PPM Tester
                                    Prices start at : 159.99 USD / each

                                    A properly cleaned meter is vital for the most accurate measuring. These units come calibrated, but you need to clean the meter between readings with a calibration solution. Three testers in one! TheHanna combo tester combines a high-accuracy pH, EC/TDS,...

                                    Product Features

                                      • BEPS (Battery Error Prevention System): Product Features
                                      • Battery percentage displayed at startup: Product Features
                                      • Efficient two button operation: Product Features
                                      • Automatic temperature compensation: Product Features
                                      • Waterproof and designed to float: Product Features
                                      • Measures in parts per million (PPM): Product Features
                                      Ohio
                                      Piqua
                                      Hanna General-Purpose Cleaning Solution, 230 mL
                                      Prices start at : 16.99 USD / each

                                      Use Hanna Instruments cleaning solution to keep them clean! Residue builds up on your electrode when you immerse in samples during measurement. It also builds up when you store the electrode incorrectly.

                                      Product Features

                                        • Printed expiration date and lot number: Product Features
                                        • Airtight seal ensures quality: Product Features
                                        • Volume: 230 mL: Specs
                                        Ohio
                                        Piqua
                                        Soil Moisture Meter Top Read 9in Probe
                                        Prices start at : 107.99 USD / each

                                        Meters can be calibrated to the soil type for reliable results. The scientific way to water! Accurate instruments give you instant, accurate moisture readings. A handy 9" probe length.
                                        Ohio
                                        Piqua
                                        Hanna Instruments pH 4 Calibration Solution, 500 ml
                                        Prices start at : 19.99 USD / each

                                        Dip the pH electrode into pH 7.01 solution as a first buffer and wait for unit to stabilize to 7.01 pH. Premixed pH 4 calibration solution A premixed calibration solution designed for pH meters when measuring pH levels below 7.
                                        Ohio
                                        Piqua
                                        Irrometer Moisture Monitor Field Application
                                        Prices start at : 116.19 USD / each

                                        For use in field applications. (However, the LT series is especially designed for non-soil mixes.) With each initial order a service unit is required. For field or container applications, install in soil for continuous readings! A sealed water-filled...
                                        • Length: 12 in
                                        Ohio
                                        Piqua
                                        4-Way Soil Analyzer Meter
                                        ★★★★★
                                        Prices start at : 34.99 USD / each

                                        Lets you know when fertilizer levels are too high or too low. When they are inserted in damp soil, the different metals react with each other to create an electrical current. That's why a cleaning pad is included.
                                        Ohio
                                        Piqua
                                        Shockproof Rubber Boot for Hanna Instruments HI9814
                                        Prices start at : 35.99 USD / each

                                        It also resists ozone and other environmental phenomena. Protect your valuable instrument! Hanna Instruments designed this shockproof rubber boot to fit the HI9814 meter. It also makes it easier for you to hold your instrument! This boot withstands high...

                                        Product Features

                                          • Made of durable silicone rubber: Product Features
                                          • Fits Hanna meters that measure 6.0 inches x 2.3 inches x 1.2 inches: Product Features
                                          • Enhanced shockproof protection: Product Features
                                          Ohio
                                          Piqua
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