Pelargonium graveolens Aqueous Decoction: A New Water-Soluble Polysaccharide and Antioxidant-Rich Extract

Table 1

Experimental factors and their levels in CCD.

		Surface
		Levels			Star points
Factor	Unit	-1	0	1	- α	+α
(X1) Extraction temperature	°C	81	88	95	78	98
(X2) Extraction time	min	10	14	18	8	20

= 1.41.