Bluelab Soil pH PenBluelab Soil pH Pen Features of Bluelab Soil pH Pen It is highly effective in a wide range of growing media and can also be used in water or solutions. It is completely waterproof, providing more than just water resistance. It offers an industry leading one year warranty to ensure peace of mind. It has a convenient hold reading function that allows easy capture of measurements. The simple two point calibration enhances accuracy. The auto off function

An ultra-compact solution for space-saving environments

Tool-free squeeze tube replacement via the Quick Change Pump design

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ensuring accurate readings in any environment

35% nitric

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3000 PPM 500

A 5-meter / 16ft cable enables measurements in hard-to-reach locations and improved cable routing

1 Temperature 0–50°C / 32–122°F 1 ±1°C / ±2°F Box Contents

*Requires Bluelab IntelliLink and internet access

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Operating Pressure