Table 2.

Preliminary phytochemical study of Piper betle (Petiole).

Test for constituent	Piper betle (Petiole)
	P.E.E	A.E.	W.E.
Alkaloid	+ve	+ve	+ve
Steroid	−ve	+ve	−ve
Terpene	−ve	+ve	+ve
Flavonoid	+ve	+ve	−ve
Glycoside	+ve	+ve	−ve
Sugars	+ve	+ve	+ve
Saponins	−ve	+ve	−ve
Tannin	+ve	+ve	+ve
Carbohydrate	−ve	+ve	+ve
Colour and Consistency	Dark green	Dark green	Dark brown
Yield	17.8%	21.45%	26.56%
Code	PPB	APB	WPB