A pH meter. This measures the concentration of hydrogen ions in soils. A small glass electrode at the end of a steel probe is pushed into the soil being tested. The presence of hydrogen ions changes the electrical potential between a test electrode and standard electrode within the probe - this difference is directly related to the pH (negative log of the concentration of hydrogen ions). The principal purpose is to show the acidity or alkalinity of the soil.
px | px | dpi | = | cm | x | cm | = | MB |
Details
Creative#:
TOP15088801
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
No
Property Release:
No
Right to Privacy:
No
Same folder images:
PHMETERTESTANALYSISTESTINGPROBEGLASSELECTRODEGALVANICCELLMEASUREMENTACIDALKALIACIDITYALKALINITYHYDROGENIONCONCENTRATIONLABORATORYSOLUTIONAQUEOUSWATERNEUTRALNEUTRALITYDIALDISPLAYANALOGUECHEMICALCHEMISTRYPHYSICALNUMBERNUMERICQUANTITYQUANTITATIVESOILEARTHGROUNDGARDENINGHORTICULTUREHORTICULTURALDOMESTICSCHOOLSCIENCESCIENCEEDUCATION
ACIDACIDITYALKALIALKALINITYANALOGUEANALYSISAQUEOUSCELLCHEMICALCHEMISTRYCONCENTRATIONDIALDISPLAYDOMESTICEARTHEDUCATIONELECTRODEGALVANICGARDENINGGLASSGROUNDHORTICULTURALHORTICULTUREHYDROGENIONLABORATORYMEASUREMENTMETERNEUTRALNEUTRALITYNUMBERNUMERICPHPHYSICALPROBEQUANTITATIVEQUANTITYSCHOOLSCIENCESCIENCESOILSOLUTIONTESTTESTINGWATER