NIH 3D
A flavonol glycoside found in many plants, including buckwheat; tobacco; forsythia; hydrangea; viola, etc. It has been used therapeutically to decrease capillary fragility. [PubChem]
Direct link to the original creator's page
This model is published by its creator on NIH 3D. STLFinder only indexes it: the "View on NIH 3D" button above opens the original page, where the creator shares the X3D, ZIP files under their own license.
This model is compatible with most FDM 3D printers (Creality Ender 3, Prusa MK3S+, Bambu Lab, etc.) and resin printers (Elegoo, Anycubic). Check the original page for recommended print settings and materials.
Yes, the creator shares it at no cost on NIH 3D. Some creators accept tips or donations.
Check the license (Public Domain) on the original NIH 3D page. Most STL files can be modified using free software like Blender, TinkerCAD, or Meshmixer.