ppm

See also: PPM and p.p.m.

Translingual

Etymology

Abbreviation of English Papuma.

Symbol

ppm

1. (international standards) ISO 639-3 language code for Papuma.

See also

• Wiktionary’s coverage of Papuma terms

English

Pronunciation

• Audio (US):

  (file)

Noun

ppm (plural ppm)

2. Initialism of parts per million (10000 ppm = 1%).

   Synonyms: μU, microuno

   Coordinate terms: ppb, ppt, ppq

   • 1995, Proceedings, International Meeting on Petroleum Engineering, page 63:

     The overflush consisted of 100 bbls of uncrosslinked 3000 ppm polymer, followed by one wellbore volume (~150 bbls) plus 450 bbls crude behind pipe.

   • 2018 November 20, Wayne Drash, “Consumer group warns of ‘dangerous’ slime products and other hazardous toys”, in CNN‎^[1]:

     PIRG noted the European Union has a limit of 300 ppm for boron and that there should be a “full-fledged investigation to determine if limits should be established” in the US.

4. Initialism of page(s) per minute.

   Coordinate terms: wpm, cps

See also

• percent
• permille
• permyriad

Anagrams

• MPP, PMP