And particuarly:

Posted by drjulian on Thursday, 11. September 2008 at 08:37 Bali Time:

In Reply to: Google para-phenylenediamine (PPD) posted by masuraka on Wednesday, 10. September 2008 at 20:08 Bali Time:

http://www.dermcoll.asn.au/downloads/Henna_Tattoos_000.pdf