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Hanna Instruments Checker Colorimeter

Hanna Instruments Checker Colorimeter

The HANNA HI 711 Checker HC bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits are not very accurate and only give 5 to 10 points resolution while professional instrumentation...

From $49.99
Hanna Instruments Checker pH Pen

Hanna Instruments Checker pH Pen

High accuracy with 0.01 pH resolution Two point fast and accurate calibration Usable with virtually any electrode that shares the same connector 3000 hours of battery life HI 1270 small diameter probe fitseasily into a ...

$39.99
American Marine Pinpoint pH Monitor

American Marine Pinpoint pH Monitor

Protect your investment with American Marine Pinpoint Controllers & Monitors Using the most current technology and design, American Marine controllers and monitors have become the most respected line of digital instruments ...

$99.99
American Marine Pinpoint pH Monitor Package

American Marine Pinpoint pH Monitor Package

American Marine PINPOINT pH Monitor The PINPOINT pH Monitor™ is in use by thousands of customers worldwide. This affordable unit remains the only full-time pH monitor with .01 resolution. The PINPOINT pH Monitor™ requires only a ...

$113.99
Hanna Instruments Checker Colorimeter Kit (Phosphate, Calcium, Alkalinity & pH)

Hanna Instruments Checker Colorimeter Kit (Phosphate, Calcium, Alkalinity & pH)

The Hanna Checker Kit includes 4 of the most commonly used Hanna Checkers used in the Marine Aquarium. Includes: Phosphate Checker Calcium Checker Alkalinity Checker pH Checker pH Calibration Fluids and Electrode Storage ...

$187.99
American Marine Pinpoint ORP Monitor

American Marine Pinpoint ORP Monitor

American Marine PINPOINT ORP Monitor PINPOINT ORP Monitor™ will measure the ORP (oxidation-reduction potential, or REDOX) of your system. It is popular with those who use ozone gas or potassium permanganate as an artificial ...

$119.99
HM Digital PH-80 Handheld Digital pH Meter

HM Digital PH-80 Handheld Digital pH Meter

The PH-80 is an economically priced, reliable pH meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. Featur...

$49.99
American Marine Pinpoint pH Controller

American Marine Pinpoint pH Controller

American Marines PINPOINT pH Controller PINPOINT pH Controller™ is an inexpensive yet rugged controller, which includes the appropriate probe and calibration fluids. This device will automate another electrical device such as a c...

$199.99
Hanna Instruments Waterproof pH Tester with Replaceable Electrode

Hanna Instruments Waterproof pH Tester with Replaceable Electrode

When HANNA instruments introduced its first version of the pHep (pH electronic paper) in 1986, it immediately revolutionized the standard in pH measurement. pHep`s ease-of-use in combination with its affordability made it possible...

From $88.99
American Marine Pinpoint Salinity Monitor

American Marine Pinpoint Salinity Monitor

American Marine PINPOINT Salinity Monitor PINPOINT Salinity Monitor™ will accurately and immediately measure the amount of salt in any marine or freshwater system. The reading is fully temperature compensated and the convers...

$109.99
HM Digital Waterproof pH Meter

HM Digital Waterproof pH Meter

Professional Waterproof pH/Temp Meter Very reliable waterproof pH meter measures with an accuracy: of +/- 0.02 pH. Measures pH and Temperature Auto-ranging three point calibration with digital fine tuning Includes 4...

$79.99
Hanna Instruments Low Range Phosphate Meter

Hanna Instruments Low Range Phosphate Meter

Phosphates are particularly important for the growth and development of plant roots, and hence are one of the most common fertilizers used in agriculture. In addition, phosphates are usually utilized in detergents and are needed, ...

$222.99
American Marine Pinpoint II Calcium Monitor

American Marine Pinpoint II Calcium Monitor

The PINPOINT II Calcium Monitor™ is the only truly affordable and accurate digital Calcium measurement instrument. Powered by a 9-volt battery (not included) or the Pinpoint AC Adapter Kit (not included). The PINPOINT II Calcium M...

$249.99 $182.49
American Marine Pinpoint Oxygen Monitor

American Marine Pinpoint Oxygen Monitor

American Marine PINPOINT II Oxygen Monitor PINPOINT II Oxygen Monitor™ will quickly and accurately display a digital readout for dissolved oxygen in either % oxygen or ppm saturation.  The measurement range is 00.0-20.0...

$229.99
HM Digital Waterproof EC / TDS / Temp Combo Meter

HM Digital Waterproof EC / TDS / Temp Combo Meter

COM-100: Waterproof EC / TDS / Temp Combo Meter Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools &a...

$66.99
American Marine Pinpoint Nitrate Monitor

American Marine Pinpoint Nitrate Monitor

American Marine is proud to introduce the PINPOINT™ Nitrate Monitor. The only truly affordable and accurate digital Nitrate measurement instrument engineered for marine saltwater. The PINPOINT™ Nitrate Monitor has been designed as...

$249.99
American Marine Pinpoint ORP Controller

American Marine Pinpoint ORP Controller

American Marine PINPOINT ORP Controller PINPOINT ORP (REDOX) Controller™ is an inexpensive rugged controller complete with a platinum ORP probe. This device will automate another electrical device like an ozonizer or ozone g...

$199.99
Tunze Water Level Alarm 7607/2

Tunze Water Level Alarm 7607/2

The Tunze Water Level Alarm (7607/2) has three sensors: one run-dry protection sensor and two overflow sensors. Each sensor comes with a holding device which can be stuck with silicone or clamped to horizontal or vertical pan...

$203.99
Won Brothers PH D-1500 Temperature Controller

Won Brothers PH D-1500 Temperature Controller

The Won Brother PH D-1500 temperature controller can be used with heaters, heating elements or chillers. This single-stage temperature controller can be used with heaters up to 1500W or chillers up to 3/4HP. The controller include...

$89.99
JBJ TrueTemp Digital Heater Controller

JBJ TrueTemp Digital Heater Controller

JBJ TrueTemp Digital Heater Controller JBJ`s TrueTemp digital heater controller is the most accurate & precise controller available. Plus/Minus 0.5F Accuracy 0-99.9F Temperature Range HIGH & LOW Temperature ...

$84.99
Hanna Instruments pH Electrode Ultem Body, Dbl Junction, Gel Filled, Teflon Junction, BNC, 1m Cable

Hanna Instruments pH Electrode Ultem Body, Dbl Junction, Gel Filled, Teflon Junction, BNC, 1m Cable

Spare pH electrode, with Teflon ® junction, 2 m (6.6') cable, for general purpose, water treatment and agriculture.

$51.49
American Marine Pinpoint Conductivity Monitor

American Marine Pinpoint Conductivity Monitor

American Marine PINPOINT Conductivity Monitor PINPOINT Conductivity Monitor™ is an instrument for the measurement of hardness in freshwater. The conversions are 33 µS=17.9 ppm=1dH. Good quality reverse osmosis water measures...

$124.49
Tunze pH CO2 Controller Set 7074/2

Tunze pH CO2 Controller Set 7074/2

The Tunze CO2 Controller Set (7074/2) consists of pH Controller 7070/2, CO2 valve kit 7074.11 (including power supply unit 5012.01). The pH controller precisely monitors the pH of the aquarium and opens or closes t...

$459.99
HM Digital Waterproof ORP Meter

HM Digital Waterproof ORP Meter

ORP-200: Waterproof ORP Meter Ideal for all ORP testing, including anti-oxidant measurement, water purification applications, ionizers, agriculture, aquariums & aquaculture, chlorine monitoring, cooling tower disinfection, e...

$89.99
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