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USP Chapter 621 for Chromatography: A Future Version of Empower to Meet the USP Requirements - Tip303

Article number: 247498

OBJECTIVE or GOAL

Understand how a future version of Empower will incorporate revised USP calculations and terminology. 
Note: As of November 2022, the current version of Empower is 3.7.0.

ENVIRONMENT

  • Empower
  • Tip of the Week #303

PROCEDURE

STEP 1
The current version of Empower (3.7.0) added system suitability calculations as set forth in the Chinese Pharmacopoeia. The next version of Empower will incorporate the revised calculations and terminology of USP Chapter 621. The new version will maintain all previous calculations as legacy data (Figure 1). 
Figure_1.png

STEP 2
Figure 2 provides a summary of the proposed new fields and existing fields, as well as a comparison with the European, Japanese, and Chinese Pharmacopoeias.
Figure_2.png

STEP 3
The default for the Half Height Multiplier for signal-to-noise calculations will now be 20 for USP and EP (Figure 3). 
Figure_3.png

STEP 4
The System Suitability Quick Reference Guide was updated earlier this year. It will be updated again in the new version of Empower. Go to the Waters Knowledge Base for an article on this topic (Figure 4). 
Figure_4.png

Note: Access to this guide requires a Software Support Plan.

ADDITIONAL INFORMATION

This can be done with either the Pro or QuickStart interface.

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