Amazon! https://www.amazon.ca/OXALIC-Ethanedioic-Dihydrate-Remover-Bleaching/dp/B01IPL7MZ6/ref=sr_1_1?keywords=oxalic+acid&qid=1562547144&refinements=p_85%3A5690392011&rnid=5690384011&rps=1&s=gateway&sr=8-1 Marine supply stores also stock oxalic acid (wood bleach), and I suppose chemical supply houses do as well? If you are near or in the USA it is readily available at hardware supply stores. *********************************************** The BEE-L mailing list is powered by L-Soft's renowned LISTSERV(R) list management software. For more information, go to: http://www.lsoft.com/LISTSERV-powered.html