Assertion: alkaloid's content | /r/AtLocation | 270 nm
Facets:
Source sentences:
text: The content of identified compounds was estimated based on the peak area at 270 nm [+/− very low content (below 5% of the total peak area at 270 nm), + low content (below 15% of the total peak are at 270 nm), ++ moderate content (15–30% of the total peak area at 270 nm), and +