HANNA instruments` buffer solutions are prepared according to precise formulas and are standardized with a pH meter calibrated according to the NIST standards. The 20 mL sachets are single-dose whereas, for more demanding applica...

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Our Price: $25.99

pH 10.0 Buffer/Calibration Solution 500 ml

Calibration solution for pH monitors or controllers. pH 10.0. 500mL.

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Our Price: $11.99

Item Code: CP2137

pH 4.0 Buffer/Calibration Solution 500 ml

Calibration solution for pH monitors or controllers. pH 4.0. 500mL.

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Our Price: $11.99

Item Code: CP2133

Elos pH 9 Calibration Solution

pH 9 Calibration Solution To have a correct reading on your sophisticated electronic instrument, you must provide precise references during the calibration process. ELOS Standards Solutions grant very high precision thanks to s...

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Our Price: $11.99

Item Code: EO3175

American Marine Pinpoint pH Calibration Fluid

American Marine PINPOINT High-Precision pH Calibration Fluids pH 4.000 +/- 0.002 These come in single-use plastic envelope packets, and they are extremely accurate and field portable. Each packet contains enough fluid for a compl...

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Our Price: $1.49

Tunze pH-buffer pH 7/9/14 7040.14

Tunze pH Calibration Kit 7040.14 pH 5, 7 and 9 buffer solutions for calibrating pH Controllers / Monitors.

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Our Price: $16.03

Item Code: TZ7331

Aqua Medic Refilling Fluid PH + MV

Aqua Medic Refilling Fluid for Electrodes (pH + ORP)

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Our Price: $8.39

Item Code: AQ3337

Octopus pH & ORP Calibration Kit

pH & ORP Calibration Kit Frequent cleaning and calibration is critical to maintain the precise accuracy of any electrode. This calibration kit includes everything necessary to calibrate both the pH and ORP probes: pH 4.00 buf...

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Item Code: OP3211

Elos KCL pH Probe Refill Solution

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Our Price: $18.99

Item Code: EO3179

Digital Aquatics pH Calibration Kit

Digital Aquatics pH Calibration Kit Included: 2 x 7.0 pH packets 2 x 10.0 pH packets

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Our Price: $14.99

Item Code: DA1381

Brightwell Aquatics pH+ Liquid pH-Increaser for all Marine Aquaria 500ml / 17oz

Overview Increases pH in marine and reef aquaria. May be used to help increase pH in aquaria that have adequate alkalinity yet have chronically-depressed pH levels; while not intended to act as a permanent solution to suc...

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Item Code: BW01042

AquaticLife pH Controller/ pH Monitor

AquaticLife Controller pH/pH Monitor A pH controller and pH monitor incorporated into a single housing. The dual display shows both pH levels measured by the probes. The pH controller display is shown in blue and the pH moniter...

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Our Price: $239.99

Item Code: AK01002

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...

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Price Range:
$82.99 to $93.99

R2 Solutions Moonlight 11000 MC

Finally Aquarium owners will have the ability to show off their expensive setups at night! This unit covers approximately 3 feet of tank but only measures 4 3/8 inches in length. It is extremely versatile and cost effective! Our ...

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Our Price: $29.99

Item Code: RM1111

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