01
das Ph
pH
Short form for pH value, a measurement from chemistry that indicates how acidic or basic an aqueous solution is.
example
Reines Wasser hat ein neutrales Ph von ungefähr 7.
Pure water has a neutral pH of about 7.
das Ph
pH
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Meanings
Usage tips
Common form
Although 'das Ph' exists as a short form, in everyday usage the full form 'der pH-Wert' (the pH value) is almost always used. This form is clearer and more common.
EXAMPLE
Wir müssen regelmäßig den pH-Wert des Poolwassers kontrollieren.
We need to check the pH value of the pool water regularly.
Origin of the abbreviation
The abbreviation 'pH' stands for the Latin expression 'potentia Hydrogenii', which means 'power of hydrogen'. It describes the concentration of hydrogen ions in a solution.
EXAMPLE
Der Chemiker erklärte uns die Bedeutung des pH-Wertes.
The chemist explained the meaning of the pH value to us.
Typical collocations
Typical phrases are 'den pH-Wert messen' (to measure the pH value), 'einen sauren/basischen/neutralen pH-Wert haben' (to have an acidic/basic/neutral pH value), or saying that 'der pH-Wert bei 7 liegt' (the pH value is at 7).
EXAMPLE
Die Haut hat von Natur aus einen leicht sauren pH-Wert.
The skin naturally has a slightly acidic pH value.
In real life
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