Perfluorooctanoic acid

Perfluorooctanoic acid - chemical compound. Article “Perfluorooctanoic acid” in English Wikipedia has 93.6 points for quality (as of July 1, 2025). The article contains 280 references and 25 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 4.93 points.

In this language version of Wikipedia the article has the best quality. Also, this article is the most popular in that (English) language version.

In June 2025 the article “Perfluorooctanoic acid” was edited by 3 authors in English Wikipedia and written by 6 authors in all languages.

Since the creation of article “Perfluorooctanoic acid”, its content was written by 269 registered users of English Wikipedia and edited by 681 registered Wikipedia users in all languages.

The article is cited 359 times in English Wikipedia and cited 1101 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #9240 in February 2020
• Global: #10922 in February 2025

The highest popularity rank from 2008:

• Local (English): #7276 in March 2020
• Global: #11808 in March 2020

There are 23 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	English (en) Perfluorooctanoic acid		93.582
2	German (de) Perfluoroctansäure		67.7675
3	Indonesian (id) Asam perfluorooktanoat		45.8143
4	Dutch (nl) Perfluoroctaanzuur		45.3201
5	Italian (it) Acido perfluoroottanoico		41.1999
6	French (fr) Acide perfluorooctanoïque		38.2271
7	Portuguese (pt) Ácido perfluorooctanoico		37.2115
8	Turkish (tr) Perflorooktanoik asit		33.4321
9	Ukrainian (uk) Перфтороктанова кислота		32.1615
10	Russian (ru) Перфтороктановая кислота		31.6658

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The following table shows the most popular language versions of the article.

The most popular language versions of the article "Perfluorooctanoic acid" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Perfluorooctanoic acid		3 072 287
2	German (de) Perfluoroctansäure		487 774
3	Russian (ru) Перфтороктановая кислота		379 203
4	Japanese (ja) ペルフルオロオクタン酸		366 417
5	Spanish (es) Ácido perfluorooctanoico		270 887
6	French (fr) Acide perfluorooctanoïque		251 991
7	Italian (it) Acido perfluoroottanoico		163 202
8	Dutch (nl) Perfluoroctaanzuur		143 916
9	Chinese (zh) 全氟辛酸		102 689
10	Portuguese (pt) Ácido perfluorooctanoico		65 480

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "Perfluorooctanoic acid" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Perfluorooctanoic acid		16 330
2	German (de) Perfluoroctansäure		3 387
3	Russian (ru) Перфтороктановая кислота		3 296
4	Spanish (es) Ácido perfluorooctanoico		2 719
5	French (fr) Acide perfluorooctanoïque		1 455
6	Japanese (ja) ペルフルオロオクタン酸		1 369
7	Chinese (zh) 全氟辛酸		847
8	Italian (it) Acido perfluoroottanoico		680
9	Portuguese (pt) Ácido perfluorooctanoico		465
10	Dutch (nl) Perfluoroctaanzuur		421

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "Perfluorooctanoic acid" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Perfluorooctanoic acid		269
2	German (de) Perfluoroctansäure		90
3	French (fr) Acide perfluorooctanoïque		57
4	Russian (ru) Перфтороктановая кислота		47
5	Dutch (nl) Perfluoroctaanzuur		42
6	Italian (it) Acido perfluoroottanoico		41
7	Norwegian (no) Perfluorert oktansyre		18
8	Finnish (fi) Perfluorioktaanihappo		17
9	Japanese (ja) ペルフルオロオクタン酸		17
10	Portuguese (pt) Ácido perfluorooctanoico		10

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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "Perfluorooctanoic acid" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	English (en) Perfluorooctanoic acid		3
2	Spanish (es) Ácido perfluorooctanoico		1
3	Hebrew (he) חומצה פרפלואורואוקטאנואית		1
4	Russian (ru) Перфтороктановая кислота		1
5	Arabic (ar) حمض بيرفلورو الأوكتانويك		0
6	Azerbaijani (az) Perfluorooktan turşusu		0
7	Catalan (ca) Àcid perfluorooctanoic		0
8	German (de) Perfluoroctansäure		0
9	Basque (eu) Azido perfluorooktanoiko		0
10	Persian (fa) پرفلوئورواکتانوئیک اسید		0

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The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Perfluorooctanoic acid" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Perfluorooctanoic acid		359
2	Japanese (ja) ペルフルオロオクタン酸		330
3	French (fr) Acide perfluorooctanoïque		96
4	German (de) Perfluoroctansäure		79
5	Persian (fa) پرفلوئورواکتانوئیک اسید		36
6	Italian (it) Acido perfluoroottanoico		23
7	Chinese (zh) 全氟辛酸		22
8	Russian (ru) Перфтороктановая кислота		20
9	Spanish (es) Ácido perfluorooctanoico		18
10	Dutch (nl) Perfluoroctaanzuur		17

More...

#	Language	Value
ar	Arabic حمض بيرفلورو الأوكتانويك
az	Azerbaijani Perfluorooktan turşusu
ca	Catalan Àcid perfluorooctanoic
de	German Perfluoroctansäure
en	English Perfluorooctanoic acid
es	Spanish Ácido perfluorooctanoico
eu	Basque Azido perfluorooktanoiko
fa	Persian پرفلوئورواکتانوئیک اسید
fi	Finnish Perfluorioktaanihappo
fr	French Acide perfluorooctanoïque
he	Hebrew חומצה פרפלואורואוקטאנואית
id	Indonesian Asam perfluorooktanoat
it	Italian Acido perfluoroottanoico
ja	Japanese ペルフルオロオクタン酸
nl	Dutch Perfluoroctaanzuur
no	Norwegian Perfluorert oktansyre
pt	Portuguese Ácido perfluorooctanoico
ru	Russian Перфтороктановая кислота
sh	Serbo-Croatian Perfluorooktanoinska kiselina
sr	Serbian Perfluorooktanoinska kiselina
tr	Turkish Perflorooktanoik asit
uk	Ukrainian Перфтороктанова кислота
zh	Chinese 全氟辛酸

Best Rank

English: #7276 03.2020

Global: #11808 03.2020

Best Rank

English: #9240 02.2020

Global: #10922 02.2025

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information