Table 1.

Qualitative estimation of phytochemicals in aqueous and solvent extracts of different green tea cultivars

Phytochemicals	Methanolic extract				Acetone extract				Aqueous extract
	AT	KW	IP	PN	AT	KW	IP	PN	AT	KW	IP	PN
Phytosterol	++	++	++	++	+++	+++	++	++	+	+	+	+
Carbohydrates	+++	+++	+++	+++	++	+++	+++	++	+	+	−	–
Saponin	–	–	–	–	–	–	–	–	–	–	–	–
Catecholic Tannins	+++	+++	+++	+++	+++	+++	+++	++	–	–	–	–
Alkaloids	+	+	+	+	+	+	+	+	+	+	+	+
Flavonoids	+++	++	++	++	+++	+++	+++	+	+	+	+	+
Anthocyanins	–	–	–	–	–	–	–	–	–	–	–	–
Proteins	+	+	+	+	+++	+++	+	+	+	+	+	+
Terpenoids	–	–	–	–	+++	++	++	–	+++	++	+++	+++
Glycosides	++	++	++	++	+++	+++	+++	+++	+	+	+	+

AT Assam green tea, KW Kashmir green tea, IP and PN Uttarakhand green tea

+++>++>+ indicates the intensity of color formation (difference in specific component conc. and – indicates no color (absence of specific component)