🌐EnglishEnglishDeutschEspañolFrançaisItalianoPolskiPortuguêsРусскийالعربية中文EntityQ642766· pop 13· linked from 18 articlesSchiff testorganic chemistry named reactionAvailable in 12 languagesEspañolFrançaisDeutsch中文РусскийPortuguêsItalianoالعربيةCatalanPolskiRomanianConnectionsaromaticityEntityelectrophileEntityCategoriesCarbohydrate methodsChemical tests