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. 2020 Apr 24;25(8):1996. doi: 10.3390/molecules25081996

Table 1.

Qualitative phytochemical screening of the Bouea macrophylla extract tested in this work.

Phytochemical Constituents Test Name Results
Polyphenol FeCl3 test +++
Tannins Gelatin test ++
Flavonoids Alkali test ++
Carbohydrates Benedict ’s testFehling’s test ++
++
Steroids Liebermann–Burchard reaction
Triterpenoid Salkowski’s test ++
Fixed oils Spot Tests +
Saponins Frothing test ++
Alkaloids Mayer’ testWagner’s test ++
++

+++ Appreciable amount (positive within 2 min..); ++ Moderate amount (positive after 2 min. but within 5 min.); + Trace amount (positive after 5 min. but within 10 min.); Completely absent.