Table 1.

Optimal reaction conditions for gold and silver nanoparticles synthesis.

Algae	[Extract] (g/mL)	[Ag] (mM)	[Au] (mM)	T (°C)	T (h)	SPR λmax (nm)	Code
D. antarctica	0.25	0.17	-	100	1	417	Ag@DA
	1	-	0.4	RT	15	532	Au@DA
I. cordata	0.2	0.17	-	100	1	418	Ag@IC
	0.13	-	0.5	RT	40	539	Au@IC