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- PPB stands for parts per billion. One part per billion is one part of solute per one billion parts solvent. PPB is a commonly used unit of concentration for very small values. The "parts per" notation is not part of the SI system of units. The notation describes dimensionless quantities.
www.thoughtco.com/definition-of-ppb-in-chemistry-605470
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Many translated example sentences containing "parts per billion" – French-English dictionary and search engine for French translations.
Many translated example sentences containing "part per billion" – French-English dictionary and search engine for French translations.
PPB definition: parts per billion | Meaning, pronunciation, translations and examples
Definition. Parts per billion (ppb) is a unit of measurement used to express the concentration of a substance in a solution or mixture. It indicates how many parts of a substance are present in one billion parts of the total mixture, making it a vital metric for assessing trace amounts of gases and pollutants in the atmosphere.
Learn the definition of 'Parts Per Billion'. Check out the pronunciation, synonyms and grammar. Browse the use examples 'Parts Per Billion' in the great English corpus.
Translations in context of "parts-per-billion" in English-French from Reverso Context: It represents 90 parts-per-billion of the total atmosphere