Process for the preparation of stable radiodiagnostic products
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United States of America Patent
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Oct 10, 1989
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N/A
app pub date -
Jan 31, 1989
filing date -
Oct 30, 1987
priority date (Note) -
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Abstract
Stable injection solutions of radiodiagnostic aids ready for use are obtained by addition to the organ- or tissue-specific carrier, before, during of after the labeling with the pertechnetate, of a compound of the formula: ##STR1## in which R denotes hydrogen, and R' denotes a sulpho- or a carboxymethyl group, or R and R' each denote a sulpho- or a carboxymethyl group, or a water-soluble salt thereof, as stabilizer. These compounds do not alter the specific organ or tissue distribution of the carrier.
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