Is the litre actually an SI unit? The Wikipedia page on SI units ( suggests that it is but it is not listed on the Wikipedia page on SI derived units ( -- Paul G 13:23, 12 Jan 2004 (UTC)

Found the answer to this in the Wikipedia on "litre". It is not an SI unit but is sanctioned for use alongside SI units. I have removed it from the list but added an appropriate note to the Wiktionary entry.
Return to "litre" page.