as the substrate is still sterile
EC electrode for fertilizer computer TPS-HP2 (102135)
Optimales Verhältnis an Stickstoff (N)
Ventilution Rohrventilator 315 mm
da die verwendete 'Aktivkohle' eine sehr geringe Dichte
bluelab pH Pen, pH-Tester, Messbereich: 0,0-14,0 pH, Auflösung: 0,1 pH, Genauigkeit: +/- 0,1 pH Sale as the substrate is stillFeatures Measures pH and temperature Units selectable C & F Backlight Double pH electrodes Perfect calibration display Hold function Waterproof Automatic shutdown Automatic temperature compensation Incl. pH calibration solutions pH 7 (107565) and pH 4 (107564) Technical data Units: pH, C, F Measuring range: 0. 0 14. 0 pH 0 50 C 32 122 F Resolution 0. 1 pH Accuracy: 0. 1 pH at 25C 3 pH calibration points pH 4. 7 and 10 Incl. 1 x AAA batteries !!!