ppb

See also: PPB

English

Noun

ppb (plural ppb)

2. Initialism of parts per billion.
   • 2024 August 19, “LAKETOWN 115-kV TRANSMISSION LINE PROJECT IN CARVER COUNTY, MN”, in Great River Energy‎, page 56:

     . Therefore, Great River Energy expects ozone and NO concentrations associated with the Project to be negligible, and well below all federal standards (nitrogen dioxide (NO2) – 100 parts per billion (ppb) as one-hour average, 53 ppb as annual average; ozone 70 ppb as 8-hour average).

Related terms

• ppbv
• ppm
• ppt
• ppq

See also

• Parts-per notation on Wikipedia.Wikipedia
• percent
• permille
• permyriad

Anagrams

• BPP, PBP, bpp