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Bluelab pH 4.0 & 7.0 Calibration Solution Kit - pH Meter & pH Pen Calibration for Balanced Nutrient Solution NIST Certified | Hydroponics, Gardening & Growing Tents (500 ml/ 16.9 Fl Oz Each)

Bluelab pH 4.0 & 7.0 Calibration Solution Kit - pH Meter & pH Pen Calibration for Balanced Nutrient Solution NIST Certified | Hydroponics, Gardening & Growing Tents (500 ml/ 16.9 Fl Oz Each)

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Price last updated : Jul 28, 2024 12:48 PM

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Bluelab pH 4.0 & 7.0 Calibration Solution Kit - pH Meter & pH Pen Calibration for Balanced Nutrient Solution NIST Certified | Hydroponics, Gardening & Growing Tents (500 ml/ 16.9 Fl Oz Each)

Bluelab Calibration Solutions are a must-have for any grower's toolbox! Our pH calibration solutions ensure accurate readings, maintaining the health of plants, swimmers, or aquatic life.

With NIST certification and two crucial pH levels (pH 4 and pH 7), you can calibrate a wide range of pH instruments.

Regular calibration extends the life of your pH meters, making them perfect for hydroponics, aquariums, swimming pools, or gardens.

Easy to use and with a long shelf life, Bluelab Calibration Solutions are the best investment for any grower!