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Table 2 Primary screening of phytochemicals from ethanol extract of P. speciosa seed

From: Assessment and comparison of phytochemical constituents and biological activities of bitter bean (Parkia speciosa Hassk.) collected from different locations in Malaysia

Locations Alkaloids Saponins Terpenoids Phenolics Flavonoids Tannins
Perak + + + +
Negeri Sembilan + + + +
Johor + + + +
  1. + and − represent presence and absence of compound