Bluelab pH Pen Light Movers Hangers Easy to replace filters -

Easy to replace filters - no tools required

01 buffer solution sachet (2)

such as alginic acid

dry container before use to prevent premature moisture adsorption

a structural factor in proteins

Bluelab pH Pen Light Movers Hangers Easy to replace filters -Measures pH and temperature. Selectable units for C and F. Backlit LCD display. Double junction probe (not replaceable). Successful calibration indicator. Hold reading function and low battery warning. Fully waterproof with auto off function. Automatic temperature compensation. Along with Bluelab pH Probe KCI Solution, Bluelab pH 7 and Bluelab pH 4 Solution Sachets are now included. Range: 0. 014. 0 pH 050C 32122F. Resolution: 0. 1 pH 1C 1F. Accuracy