Tvird
Listado tvird
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Stir gently and wait about 30s for the reading to stabilize*the glass electrode is fragile, treat it carefully5v (button cell include)- operating temperature: 0-70℃- dimension: 152mm*28mm ✔operation1✔specification- brand: tvird- measuring range: 0rinse the electrode with distilled water, and suck it with filter paperturn on the meter, immerse the ph meter electrode into the test solutionremove the protective cap and protective film on the screen00 ph- resolution: 001 ph- accuracy: ±0✔note*the meter was calibrated before off the factory(can not be over the immersion line) 4do not need to calibrate the meter when first usedont touch it by hard tools or fingerspackage included: 1x digital ph meter3x ph buffer powder1x user manual1x carrying case*please do not immerse the meter into the solution over the "warning line", to avoid damage to the circuit board01 ph- batteries: 2*1turn off the meter after use, clear the electrode with pure water and dry it with filter paper*if the "cal(calibration) button is pressed and electrode exposed to air for a long time,calibration is required
España
21 €