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USP–NF Online: Official Status Correction to Eriochrome Black T

Type of Posting: Publication Correction
Posting Date: 30-Aug-2019

USP discovered that the Currently Official version of Eriochrome Black T contains both sets of revisions targeted to official dates of August 1, 2019 as well as December 1, 2019.

To address any confusion caused regarding the official status of the revisions, a version with an official status of “Not Yet Official” has been appended to the USP-NF Online platform. This version contains only the revisions tagged with an official date of December 1, 2019.

  • DocID of “Not Yet Official” version: GUID-DD482574-BAD5-45E5-9B33-8EF36B5056EE_4_en-US

USP apologizes for any inconvenience this may have caused.

Should you have any questions, please contact Margareth Marques, Principal Scientific Liaison, Science—General Chapters (301-816-8106 or