title: Solution to phenylbutazone purity challenge.
authors: National Research Council of Canada, 1200 Montreal Road, K1A0R6, Ottawa, Canada.
authors: Garnet
authors: G
authors: McRae
authors: National Research Council of Canada, 1200 Montreal Road, K1A0R6, Ottawa, Canada.
authors: Donald M
authors: DM
authors: Leek
authors: National Research Council of Canada, 1200 Montreal Road, K1A0R6, Ottawa, Canada. enea.pagliano@nrc-cnrc.gc.ca.
authors: Enea
authors: E
authors: Pagliano