Check the Sigma catalogue. I think they have it. Dr David EJ Jones <D.E.J.Jones at ncl.ac.uk> wrote in article <34E24475.151F at ncl.ac.uk>... > Does anybody know where we can get hold of H37Ra to boost Freunds > complete adjuvant?. We normally buy from Difco but they have stopped > making it. We cannot find anybody else to supply it >