European Food Safety Authority (EFSA): Scientific Opinion on the re-evaluation of propionic acid (E 280), sodium propionate (E 281), calcium propionate (E 282) and potassium propionate (E 283) as food additives. Hrsg.: EFSA Journal. Parma, Italien 2014, S.42–43, doi:10.2903/j.efsa.2014.3779.
European Food Safety Authority (EFSA): Scientific Opinion on the re-evaluation of propionic acid (E 280), sodium propionate (E 281), calcium propionate (E 282) and potassium propionate (E 283) as food additives. Hrsg.: EFSA Journal. Parma, Italien 2014, S.12, doi:10.2903/j.efsa.2014.3779.
European Food Safety Authority (EFSA): Scientific Opinion on the re-evaluation of propionic acid (E 280), sodium propionate (E 281), calcium propionate (E 282) and potassium propionate (E 283) as food additives. Hrsg.: EFSA Journal. Parma, Italien 2014, S.30, doi:10.2903/j.efsa.2014.3779.
European Food Safety Authority (EFSA): Scientific Opinion on the re-evaluation of propionic acid (E 280), sodium propionate (E 281), calcium propionate (E 282) and potassium propionate (E 283) as food additives. Hrsg.: EFSA Journal. Parma, Italien 2014, S.28–29, doi:10.2903/j.efsa.2014.3779.
European Food Safety Authority (EFSA): Scientific Opinion on the re-evaluation of propionic acid (E 280), sodium propionate (E 281), calcium propionate (E 282) and potassium propionate (E 283) as food additives. Hrsg.: EFSA Journal. Parma, Italien 2014, S.31, doi:10.2903/j.efsa.2014.3779.
europa.eu
webgate.ec.europa.eu
Eintrag zu E 281: Sodium propionate in der Europäischen Datenbank für Lebensmittelzusatzstoffe, abgerufen am 27. Juni 2020.
G. W. A. Milne: Gardner's Commercially Important Chemicals Synonyms, Trade Names, and Properties. John Wiley & Sons, 2005, ISBN 0-471-73661-9, S.573 (eingeschränkte Vorschau in der Google-Buchsuche).