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Vernier Disposable Mouthpiece for Spirometer 30... Content 30 Piece (CHF1.14 * / 1 Piece)
CHF34.28 *
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Go Direct® Soil Moisture Sensor The Go Direct Soil Moisture Sensor uses capacitance to measure the water content of soil (by measuring the dielectric permittivity of the soil, which is a function of the water content). Simply insert this rugged sensor into the soil to...
Content 1 Piece
CHF295.00 *
Sensor Bracket for Go Direct® This bracket fits most of our box-shaped Go Direct ® sensors. Attach the bracket to our accessory rod or any tripod with a standard camera mount to hold a sensor still and stable for repetitive measurements.
Content 1 Piece
CHF12.50 *
Go Direct® Potassium Ion-Selective Electrode Use the Go Direct Potassium Ion-Selective Electrode to wirelessly measure levels of potassium ions. The versatile BNC connector allows students to easily replace the electrode when it expires or becomes damaged. You need only replace the...
Content 1 Piece
CHF535.00 *
Standard Potassium Solution The Low and High ISE standards are used to calibrate our Potassium Ion-Selective Electrodes. Low concentration: This 500 mL solution has a concentration of 10 mg/L and is for use with the potassium ISE. High concentration: This 500 mL...
Content 1 Piece
CHF49.00 *
Standard Potassium Solution - Low The Low ISE standards are used to calibrate our Potassium Ion-Selective Electrodes. Low concentration: This 500 mL solution has a concentration of 10 mg/L and is for use with the potassium ISE. High concentration: This 500 mL solution...
Content 1 Piece
CHF49.00 *
Go Direct® Ammonium Ion-Selective Electrode BNC Use the Go Direct Ammonium Ion-Selective Electrode to wirelessly measure levels of ammonium ions introduced from fertilizers. It can also indicate aqueous ammonia levels, if sample solutions are acidified to convert NH3 to NH4+. The...
Content 1 Piece
CHF485.00 *