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Export & Save – Results from TLC Tool

Once you’ve annotated your TLC plate and calculated RF values, the tool offers three export options:

  • Download CSV (Rf values)
  • Download annotated image (PNG)
  • Upload both (CSV and annotated image) to the ELN (if image was from ELN)

1. Download CSV​

Click the Save CSV button to export the results table.

File Contents:​

  • Mixture labels (X axis)
  • Substance/Spot labels (Y axis)
  • RF values (0–1 range)

Format:​

mixture_label (X axis),substance_label (Y axis),RF value
Sample A,Spot 1,0.72
Sample A,Spot 2,0.53

Extras:​

Includes inline summary notation for lab records:

TLC (solvents); Rf (UV-Vis in nm, staining) = 0.72 (Spot 1)[h1], 0.53 (Spot 2)[h2]

Download CSV Button

2. Download Annotated Image​

Click the Save Image button to download a PNG with:

  • All spots and lines drawn
  • Labels visible
  • Resized to match the original image resolution

📎 Filename includes timestamp for traceability.

Download Annotated Image

3. Upload to ELN (Chemotion)​

If the image was originally loaded from the ELN:

  • Use the Upload to ELN button
  • The tool sends both the annotated image and CSV to the original ELN URL
Requirements
  • Image must come from ELN, only ELN-loaded images support cloud upload; if your image is loaded from you local (not from ELN), the annotated image won’t be uploaded to ELN.
  • CSRF token must be available (handled internally)