Items

These sachets are for use with the Hanna HI9813-6 Gro'Chek Portable pH/TDS/EC/Temp Meter. The Cal-Check feature of this meter utilizes the Cal-Check Solution in order to determine if ...

pH and TDS electrodes should be cleaned frequently (every 1-4 weeks, depending on use) to prevent premature failure and maintain accuracy.

To use the Hanna Electrode Cleaning ...

TDS and EC meters should be calibrated frequently (every 1-4 weeks, depending on use). Do not reuse calibration solution, as once it has been used, it is no longer sterile and may result ...

pH meters should be calibrated frequently (every 1-4 weeks, depending on use). Two-point calibration (using both 4.0 & 7.0 buffers) ensures the most accurate calibration possible. Do not

pH meters should be calibrated frequently (every 1-4 weeks, depending on use). Two-point calibration (using both 4.0 & 7.0 buffers) ensures the most accurate calibration possible. Do not

TDS and EC meters should be calibrated frequently (every 1-4 weeks, depending on use). Do not reuse calibration solution, as once it has been used, it is no longer sterile and may result ...

TDS and EC meters should be calibrated frequently (every 1-4 weeks, depending on use). Do not reuse calibration solution, as once it has been used, it is no longer sterile and may result ...

pH GRO'CHEK®

• Ideal for hydroponics, greenhouses and nurseries
• Robust enough to mix the fertilizer solution itself!
• Waterproof housing floats

TDS GRO'CHEK^®

• Waterproof & Rugged
• Long rugged probe for mixing fertilizer
• Automatic Calibration ...

EC GRO'CHECK®

• Waterproof and rugged
• Long rugged probe for mixing fertilizer
• Automatic Calibration is as simple as 1-2-3!
  ...

• Waterproof
• Adjustable TDS ratio
• Adjustable β
• Extra-large dual-level backlit LCD
• 12 VDC power supply

The HI 981504

• Automatic temperature compensation
• Penetration probe
• Lightweight and portable

The HI 98331 is a specialized pocket tester designed to directly ...

• Dual level LCD
• Probe can be used as a stirrer
• HOLD button to freeze display
• Auto shut-off

To perform simple and fast EC, TDS, and ...

Now growers can have accurate readings in a pocket sized tester@ They Hydgrocheck's large LCD can be seen from any angle. Housed in rugged ABS plastic, the Hydrocheck uses Hanna instruments Thin Film

The HI 991301 offers the combination of pH, electro-conductivity, total dissolved solids and temperature readings. To increase precision, you can select the meter which will work best with your ...

• Waterproof
• Stability indicator
• Extra-large dual-level display
• 12 VDC power supply

This waterproof pH indicator has been designed to ...

• Waterproof
• Adjustable TDS ratio
• Adjustable β
• Extra-large dual-level backlit LCD
• 12 VDC power supply

This waterproof

The Gro-Chek Combo meters measure both pH and TDS at the same time. They are supplied with professional probes specially designed for the grower. To protect your investment, the user ...

The new HI 991404 meters from Hanna are designed for continuous, high accuracy pH, EC/TDS and temperature measurements. These microprocessor indicators continuously monitor the three ...

This is the replacement electrode for the Hanna Gro'Chek Continuous pH/TDS/EC/Temp - HI 991404.

Hanna Gro'Chek Portable pH/TDS/EC Meter (HI 9813-0) - pH, EC and TDS in the Palm of Your Hand!

• Three Meters in One The portable HI 9813-0 is an

This is the replacement electrode for the Hanna Gro'Chek Portable pH/TDS/EC Meter - HI 9813-0.

This rugged rubber boot will help protect your meter from accidental bumps and falls.

This meter is identical to the HI 9813-0, with the addition temperature measurement and Hanna's new Cal-Check calibration feature. This feature enables the grower to verify that the ...

This is the replacement electrode for the Hanna Gro'Chek Portable pH/TDS/EC Meter - HI 9813-6.

• Rugged, Floating Waterproof Casing.
• Temperature in °C and °F.
• Measurement Stability Indicator.
• Replaceable pH Electrode Featuring an Extendable ...

Hanna Checker^{® 1} Tester with Replaceable Electrode

• Large and easy-to-read LCD
• High accuracy with 0.01 pH resolution
• Two point fast and ...

This is the replacement electrode for the Hanna Checker 1.

Hanna Gro'Chek Water-resistant Continuous pH Monitor (HI 981401)

• Special pH Electrode - HI 1286's Teflon^® ...

These replacement pH electrodes will work with any meter that utilizes a BNC-type connector, such as the Hanna GroCheck Continuous pH Monitor, Milwaukee pH Meter, Nutridip pH meter, etc. If you're

Hanna pH/Temp Waterproof Tester with Replaceable Electrode Cartridge - pHep^® 4

• Dual Level Display Showing pH & Temp.
• Percent Remaining Battery ...

This electrode will fit the Hanna pH/Temp Waterproof Testers (pHep 4 / HI 98127 and pHep 5 / HI 98128) and the Hanna pH/EC/TDS/Temp Waterproof Tester (HI98129). It features a stainless ...

Hanna pH/Temp Waterproof Tester with Replaceable Electrode Cartridge - pHep^® 5

• Dual Level Display Showing pH & Temp.
• Percent Remaining Battery ...

Hanna Gro'Chek Water-resistant Continuous TDS Monitor (HI 983301N)

• Continuous Monitoring - The status of your growing media is available "at a glance"

When it comes to growing plants, especially in a hydroponic system, the amount of salt or solids (TDS) in the water is important. Salt causes corrosion and leaves scale deposits which will ...

DiST^® 5- Waterproof EC/TDS/°C/°F Tester with Replaceable Electrode

• Dual Level Display
• Battery Level Indicator
• Replaceable ...

These replacement electrodes will fit the Hanna DiST 5 / HI98311, as well as the HI98129 testers. They feature a stainless steel temperature probe for faster and more precise temperature ...

• High accuracy
• Automatic calibration with the press of a button
• Exceptional linearity over the entire range

The Primo provides a fast and dependable way to ...

Hanna Soil pH/Temp Waterproof Meter (HI 99121). Measure pH of Soil Directly with a Special pH Electrode

• Amplified, ATC Electrode - The advanced HI 1292D ...

Keep your Hanna Soil ph/Temp Meter reading accurately by replacing the probe. This probe is for HI 99121 meters.

The Hanna Quick Soil Test Kit provides you with an economical way to rapidly test the pH as well as the three basic elements needed for a healthier plant: Nitrogen (N), phosphorus (P), and ...