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  2. PPB definition: parts per billion | Meaning, pronunciation, translations and examples

  3. What does the abbreviation PPB stand for? Meaning: parts per billion.

  4. 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.

  5. 1. or p.p.b. (in publishing) paper, printing, and binding. parts per billion. PPB. 2. or P.P.B. (in publishing) paper, printing, and binding. Discover More. Example Sentences. So long as detected levels of carbendazim are low enough, in the range of 10 to 35 ppb, they can stay for sale. From The Daily Beast.

  6. Mar 5, 2019 · 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.

    • Anne Marie Helmenstine, Ph.D.
  7. Use this concentration unit conversion tool to easily convert between parts per million (ppm), parts per billion (ppb), and parts per trillion (ppt). Essential for accurate and efficient concentration conversions in chemistry, environmental science, pharmaceuticals, and health safety.

  8. Very low solute concentrations are often expressed using appropriately small units such as parts per million (ppm) or parts per billion (ppb). Like percentage (“part per hundred”) units, ppm and ppb may be defined in terms of masses, volumes, or mixed mass-volume units.