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Process for the crystallization from a linear or branched (C5-C6) alcohol or their mixtures of (S)-N,N'-bis[2-hydroxy-1-(hydroxymethyl)ethyl]-5-[(2-hydroxy-1-oxopropyy l)amino]-2,4,6-triiodo-1,3-benzendicarboxamide

US Patent 6037494 · Granted Mar 14, 2000

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