3.4 Master Chromperfect Display Settings: How to Customize Chromatogram Plots

Chromperfect
4 days ago
4 min read

This article is an in-depth analysis of a single video within the Chromperfect Beginner Training Series. Specifically, we are looking at Chapter 3.4: Chromatogram Display Settings from Section 3: Working With Data.

The Chromperfect Beginner Training Series is organized into five core pillars to take you from a novice to a proficient analyst:

System Foundations: Understanding the architecture and instrument status.
Files and Method Fundamentals: Mastering methods, solution files, and data types.
Working With Data: Navigating the Analyze program, scaling, and display settings.
Reporting: Creating, formatting, and exporting analytical results.
System-Level Features and Automation: Sequences, security, and advanced utilities.

This chapter focuses on the visual control of chromatographic data within the Analyze program. While your analytical data remains unchanged, learning how to manipulate display settings ensures that your interpretation is accurate and your reports are professional.

Chromperfect chromatogram display settings

https://www.youtube.com/watch?v=iRjj6awOPhM

Watching the visual demonstration in our playlist is highly recommended, as it provides a real-time walkthrough of the Plot Properties dialog, reinforcing the technical customization steps outlined below.

Key Takeaways: Chromperfect chromatogram display settings

Data Integrity: Changing display settings only affects visual presentation and reporting; it never alters the underlying raw data.
The Plot Properties Dialog: This is the central hub for modifying labels, colors, fonts, and drawing elements.
Global vs. Local Changes: Settings can be applied to the active plot only or synchronized across all displayed chromatograms.
Visual Validation: Features like "display data points as dots" allow for quick verification of sampling rates and data quality.

How Do I Access Chromperfect Plot Properties?

To begin customizing your view, you must access the Plot Properties dialog. You can find this through the plot menu, but for a more efficient workflow, use the Top Tip from our previous training: right-click anywhere on an open chromatogram to bring up the floating quick menu.

This dialog is the command center for how your data is visualized on screen and how it will appear when printed in a final report.

Why Customize Labels and Component Names?

The Label Tab is one of the most frequently used sections of the Plot Properties. It allows you to transform a series of peaks into a meaningful analytical story.

Display Found Components Only: This is a powerful filter. It hides labels for extraneous peaks and focuses the viewer's attention only on the components identified in your calibration.
Positional Accuracy: You can adjust label positions (e.g., above the peak or at the apex) to ensure that text does not overlap in complex, "busy" chromatograms.
Immediate Results: You can display quantities—such as calculated amount, area, or height—directly alongside the peak. This provides instant context during a review without needing to cross-reference a separate table.

How Can Colors and Fonts Improve Data Interpretation?

When working with multiple runs, visual clarity is paramount. The Color and Font tabs allow you to differentiate data and improve accessibility.

The Color Tab

Customizing the color of the chromatogram trace is essential when comparing several plots side-by-side. Beyond the trace itself, you can modify the color of the baseline, integration marks, and grid lines. Increasing the line thickness is a "Pro-Tip" for presentations or when viewing data on high-resolution, large-format screens where thin lines might disappear.

The Font Tab

The Font tab provides control over the style and size of all text elements, including axis labels and annotations. Clear, legible fonts are a requirement for regulatory-grade reporting and collaborative reviews.

What Are the Draw Tab and SEC Options?

The Draw Tab controls the structural components of the plot. Here, you can toggle grid lines to make it easier to estimate retention times or detector response.

A critical feature within this tab is the "Display data points as dots" option. This is a vital diagnostic tool. By seeing the individual data points, you can visually confirm that your sampling rate was set correctly during acquisition—ensuring you have enough points across a peak for accurate integration.

Note on SEC: You may notice tabs for Size Exclusion Chromatography (SEC). These are specialized tools for polymer analysis and advanced workflows. While present in the dialog, they are outside the scope of this beginner series.

Can I Add Manual Notes to a Chromatogram?

Yes. Annotations allow you to place explanatory notes directly onto the plot. These are added via the plot menu or the right-click menu. Annotations are perfect for documenting observations, such as "unusual baseline drift" or "suspected contaminant," making them invaluable for peer review and reporting.

How Do I Highlight Specific Peaks?

The Tools Menu contains the peak selection feature. This allows you to "flood" a peak with a specific color.

Individual Selection: Left-click to select a peak and right-click to confirm.
Group Selection: Click and drag a box around a cluster of peaks.
Removal: Use the "SEL minus" option to deselect.

With up to 9 different color groups available, this is the best way to highlight critical peaks in complex mixtures for formatted reports.

How Do I Save My Display Preferences?

You don't have to reconfigure your display every time you open a file. Once you have established your preferred visual style, go to File > Save Method.

Saving these settings into the Method file ensures that every future run processed with that method will automatically inherit your labels, colors, and drawing options. This creates a consistent "look and feel" for all your laboratory's data.