OPA mixture - mixture of isopropyl alcohol and isopropylamine. Article "OPA mixture" in English Wikipedia has 22.1 points for quality (as of November 1, 2023). The article contains 2 references and 1 sections.
Since the creation of article "OPA mixture", its content was written by 3 registered users of English Wikipedia and edited by 3 registered Wikipedia users in all languages.
The article is cited 207 times in English Wikipedia and cited 207 times in all languages.
The highest Authors Interest rank from 2001:
The highest popularity rank from 2008:
There is 1 language version 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 November 1, 2023 (including revision history and pageviews for previous years).
| Best Rank | English: #3122897 06.2023 |
Global: #5643943 06.2023 |
| Best Rank | English: #1041468 08.2021 |
Global: #1809231 04.2023 |
On 2 July 2024 in multilingual Wikipedia, Internet users most often read articles on the following topics: UEFA Euro 2024, UEFA European Championship, Cristiano Ronaldo, Diogo Meireles da Costa, Merih Demiral, 2024 Copa América, Arda Güler, Turkey national association football team, Copa América, Inside Out 2.
In English Wikipedia the most popular articles on that day were: Kalki 2898 AD, UEFA Euro 2024, Project 2025, 2024 Copa América, A Quiet Place: Day One, Deaths in 2024, Jack Draper (tennis), House of the Dragon, Nikki Hiltz, Diogo Costa.
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 November, 2023. When calculating current popularity and AI of articles data from October 2023 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2023... More information
$$Quality=1/c∑↙{i=1}↖c nm_i-RS=1/5(1.59+1.65+0+7.14+100)$$
where:
The results of the calculations may be slightly different because of rounded values of normalized metrics in formulas
