Chromatogram of Sambucus nigra food supplement at 275 nm (a) and at 355 nm (b).

 
 
  Part of: Koleva P, Tsanova-Savova S, Paneva S, Velikov S, Savova Z (2021) Polyphenols content of selected medical plants and food supplements present at Bulgarian market. Pharmacia 68(4): 819-826. https://doi.org/10.3897/pharmacia.68.e71460