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Secchi Transparency Tube

Item Number:  (470021-282)
Estimate stream quality as it relates to suspended materials in the water.

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Coleslaw Chemistry Kit

Item Number:  (470152-860)
Use Cabbage Juice as a pH Indicator

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ExStik® pH100 Meter

Item Number:  (470202-636)
Flat electrode surface allows pH readings in liquid flms, semi-solids, and solids.

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pH Measurement/Indicator Kit

Item Number:  (470105-620)
Students explore the wide range of acid and bases and their effect on indicator dyes with this kit.

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Hanna Instruments pH Maintenance Solutions

Item Number:  (470350-702)
This is a complete set of all the solutions required for routine pH measurement.

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Litmus Test Strips

Item Number:  (470206-466)
Avg. Ratings: 4.0 (1 Review)
No Color Chart Necessary.

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Oakton® pH 700 Benchtop pH Meter

Item Number:  (470019-670)
Designed for today's crowded laboratory benchtops!

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pH Singles Calibration Pouches

Item Number:  (470003-862)
No Unwieldy Bottles to Carry or Clean

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Hanna pH Buffer Sachets

Item Number:  (470357-552)
<p>This buffer value is widely used in water purification plants, in the food industry, and wherever the pH is expected to be slightly acidic.</p>
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ExStik® Dissolved Oxygen Meter

Item Number:  (470202-616)
This convenient device measures dissolved oxygen concentration, saturation, and temperature - all in one!

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Hanna 1382 mg/L (ppm) TDS Calibration Solution, Hanna

Item Number:  (470357-560)
<p>NIST traceable and contained in portable single-use sachets.</p>
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Hanna 1413 µS/cm Conductivity Standard

Item Number:  (470357-558)
<p>NIST traceable and contained in portable single-use sachets.</p>
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Hanna General-Purpose Sachet Cleaning Solution

Item Number:  (470357-554)
<p>Formulated for pH electrodes with a variety of applications.</p>
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LaMotte® InstaTest® Water Test Strips

Item Number:  (470118-274)
Keep it simple with these easy-to-use, individual water test strips

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Salt Refractometer

Item Number:  (470204-080)
The salt refractometer reduces the amount of samples needed.

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Pocket pH Meter with Case

Item Number:  (470039-958)
Portable for easy, convenient carrying into the field, this pocket-sized meter features a digital display and is equipped with automatic temperature compensation.

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