Combination Probe For pH/EC/TDS with 1 meter cable  ** FOR NEW STYLE MIMW802 UNITS ONLY, NOT MISM802

It’s time to get on UP! GRINGO RASTA® pH UP uses the power of potassium hydroxide to raise the pH of your nutrient solutions in both soil and hydroponic environments.

The perfect solution to store and hydrate your Bluelab pH products.Bluelab knows it is extremely important to care for and store pH probes correctly. pH probes are sen...

The instrument is only as accurate as the probe is clean. Probe cleaning is one of the most important parts of owning or operating any Bluelab meter, monitor or contro...

Help Your Plants Grow - Fast, reliable and versatile: Combo Meter Plus means you will be able to measure more and build a better understanding of your complete growing...

The perfect solution to store and hydrate your Bluelab pH products. Bluelab knows it is extremely important to care for and store pH probes correctly. pH probes are se...

Gardeners can conveniently test their moisture, light, and pH levels with the handy Active Air 3-Way Meter. Moisture readings register on a scale of 0 (dry) to 10 (moi...

Technaflora's pH Up and pH Down enable the gardener to moderate and maintain optimum pH levels. The pH scale is a measure that describes the relative acidity or alkali...

Optimize nutrient strength during growth, flowering, and fruiting by knowing exactly what is going on with your plants. Use the Oakton pH tester with accurate ATC to g...

This part number is for a replacement electrode only, for your Oakton pH WP 2 pen (not the actual unit itself).Optimize nutrient strength during growth, flowering, and...

Replacement sensor for Oakton Waterproof Multiparameter TestrTM 35-series Pocket Meters (OK3542500 and OK3542505).

OAKTON's new EcoTestr is economical and easy to use. With its crystal clear, ergonomically designed display, you can easily view measurements at a glance. Each rugged ...

Standards have KCl, NaCl and 442 conversions printed on the bottle for ease of use. Temperature corrections are printed on the bottle, with the certified values listed...

The Nutradip GrowBoss is a nutrient monitoring system that assists growers in achieving maximum results for their growing efforts. The GrowBoss is a constant monitorin...

Microbe Life Hydroponics pH DOWN is formulated with R/O and UV sterilized water and combines two pH adjusters for buffered effectiveness. It contains three electrolyte...

Microbe Life Hydroponics pH UP is formulated with R/O and UV sterilized water and combines two pH adjusters for buffered effectiveness. It contains three electrolytes ...

Stainless steel probes deliver fast and accurate readings with ten times better resolution. Comes with protective case and calibration solution. Measures in part per...

Entry level, inexpensive Dissolved Oxygen Portable Meter for fast and reliable results. The MISM600 is a compact, portable dissolved oxygen meter with faster microproc...

pH Tester with 1 point manual calibration, ± 0.2 pH accuracy, range: 0.0 pH to 14.0 pH. Full-range pH tester. 30-day warranty, snap-over protective case, 7.01 calibrat...

pH Tester with 1 point manual calibration, ± 0.2 pH accuracy, range: 0.0 pH to 14.0 ph. Full-range pH tester. 30-day warranty, snap-over protective case, 7.01 calibrat...

This is a replacement electrode for the ph55 and pH56 models of pocket pH/Temperature meter by Milwaukee Instruments.

• Range -2.0 to 16.0 pH • Resolution 0.1 pH • Accuracy ± 0.1 pH • ATC automatic • Calibration 2 points - automatic• User select 6 buffer types • Environment 32-122°F (...

The MC720 Kit - Comes with the MC122 pH controller and MP810 dosing pump The small and precise flow of the MP810 provides fully automated pH control of aqueous soluti...

Professional pH controller especially designed for use with aquariums. Features user selectable Hi/Low Set Point, manual 2-point calibration, visual LED alarm. Include...

Professional pH monitor especially designed for use with aquariums The Milwaukee MC120 pH Monitor is designed to continuously monitor pH, EC or TDS values directly in ...

Available in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 230 ml leak-proof bottles and are recommended for lab application. Sachets ar...

Available in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab application. Sachets ar...

Available in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 230 ml leak-proof bottles and are recommended for lab application. Sachets ar...

Digital Sugar Refractometer for general purpose with automatic temperature compensation (ATC).Range 0-85% Brix, resolution 0.1%, units come with battery.

M10030B calibration solution is formulated at 12.880 mS/cm, and is available in a box of 25@20 ml sachets. Calibration solution is essential for the correct operation ...

Milwaukee pH & Temperature Monitor with Wifi Easy to set up, these devices accurately control water variables with programmable hysteresis, automatic temp compensa...

Milwaukee pH & Temperature Monitor, Wifi Easy to set up, these devices accurately control water variables with programmable hysteresis, automatic temp compensation...

Milwaukee pH & Temperature Monitor, Wifi Easy to set up, these devices accurately control water variables with programmable hysteresis, automatic temp compensation...

Milwaukee pH & Temperature Monitor, Wifi Easy to set up, these devices accurately control water variables with programmable hysteresis, automatic temp compensation...

The C66 is a microprocessor based Waterproof Conductivity Tester with a rugged one-piece IP67 waterproof casing. Immersible up to the LCD! This instrument is a low cos...

The C65 is a microprocessor-based conductivity tester with a rugged one-piece IP67 waterproof casing. Immersible up to the LCD. This instrument is a low-cost and easy ...

Milwaukee Instruments AG900 provides instant readings of the three most important factors in efficient plant production: pH, EC, or TDS. The AG900 kit comes with an ...

Multi-range pH/EC/TDS and Temperature meter - 4-in-1 pH/EC/TDS/Temperature probe - The rugged MA851D/1 probe has been designed for heavy-duty applications (agriculture...

This item is sachets Available in 220 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab ap...

Available in 220 ml bottles and 20ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab application. Sachets are...

Available in 220 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab application. Sachets ar...

This item is sachets Available in 220 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab ap...

This item is sachets only Available in 220 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for l...

Determines soil pH, soil fertility, soil moisture, and the amount of sunlight per day.

Digital results from 3.5 to 9.0. Instructions and plant pH preference list included.

Digital device for determining soil pH, soil temperature and soil fertility.    

Digital results from 0 to 9.9. Printed instructions and extensive plant list.

1 color comparator for pH. 10 tests.