Hvilken temperatur skal planterne have om vinteren?
Hvilken temperatur skal planterne have om vinteren? Planten opnår typisk den bedste vækst ved at have en dagtemperatur imellem 20 -...
Dec 10, 2021 3275
Lynhurtig levering under 24 timer
Bestil inden kl. 15:00
J4-1
New
Calibration powder for very precise calibration of digital pH meters. This type is recommended for our digital pH meters and with this set the pH meters can be calibrated to a precision of 0.01. Using ordinary pH 4 and 7 calibration fluids the precision can only be calibrated to a precision of 0.1.
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Dissolve the powder in 250ml water.
For precise calibration, it is important that all the powder is dissolved before the pH meter is calibrated.
Contains
5 pieces. pH 4.00
5 pieces. pH 6.86
5 pieces. pH9.18
Hvilken temperatur skal planterne have om vinteren? Planten opnår typisk den bedste vækst ved at have en dagtemperatur imellem 20 -...
Dec 10, 2021 3275
UDSOLGT Til og med 30. November var det muligt at få en
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pH værdien er vigtig fordi den påvirker plantens evne til at optage vigtige nærringsstoffer. Oplever du gødnings...
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