PROCESS FOR SEPARATING AND RECOVERING COPROPORPHYRIN AND UROPORPHYRIN FROM A CULTURE BROTH

摘要

P PROCESS FOR SEPARATING AND RECOVERING COPROPORPHYRIN AND UROPORPHYRIN FROM A CULTURE BROTH / P P THIS METHOD IS CHARACTERIZED IN THAT: 1ON ADJUSTS BETWEEN 2, 5 AND 4 PH OF THE LIQUID PHASE CULTURAL BROTH CONTAINING COPROPORPHYRINE AND UROPORPHYRIN TO FORM A SOLID PRECIPITATION CONTAINING THESE TWO SUBSTANCES, PRECIPITATED FROM WHICH WE COLLECT; 2ON PREPARES AN AQUEOUS ALKALINE SOLUTION OF THIS PRECIPITATION WHICH ADJUSTS THE PH ABOVE 4 BUT NOT MORE THAN 6 TO FORM A SOLID PRECIPITATE CONTAINING THE COPROPORPHYRIN, AND WE COLLECT THIS PRECIPITATE, AND 3ON ADJUSTS BETWEEN 1 AND 4 THE PH OF THE LIQUID WHICH REMAINS AFTER THIS PRECIPITATION HAS BEEN COLLECTED TO FORM A SOLID PRECIPITATE CONTAINING THE UROPORPHYRIN, PRECIPITED THAT WE COLLECT. / P P THESE TWO PORPHYRINS HAVE MEDICAL APPLICATIONS, FOR EXAMPLE TO ENHANCE THE FUNCTION LIVER. / P