John from Hydrobuilder.com shows how to calibrate a Bluelab pH Pen with the use of pH calibration solution from General Hydroponics. This quick process can ensure accurate measurements of pH every time you use your pen. When mixing plant nutrients and growing with hydroponics, accurate pH measurements are essential for the best results. You can find all of the products shown in the video on Hydrobuilder.com at the links below:
Bluelab pH Pen - BLU23210:
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More pH Pens at Hydrobuilder:
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General Hydroponics pH Calibration Solutions - 7.0:
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General Hydroponics pH Calibration Solutions - 4.01:
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Have questions about pH pens or calibration? Give us a call at 888-815-9763 or email us at support@hydrobuilder.com
Song used in this video:
Dub Feral Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 3.0 License
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