Plant-Extract-Mediated Synthesis of Metal Nanoparticles

Table 4

Representative examples for the use of plant extracts for PtNP synthesis.

Plant	Part	Extractant	Precursor	Size (nm)	Reference
Ocimum sanctum	Leaf	Water	H2PtCl6·6H2O	∼23	[92]
Costus speciosus	Leaf	95% ethanol	Platinum 2,4-pentanedionate	10–50	[93]
Bacopa monnier	Leaf	Water	H2PtCl6	5–20	[94]
Azadirachta indica	Leaf	Water	H2PtCl6·6H2O	5–50	[95]
Mentha piperita	Leaf	Water	H2PtCl6	∼54.3	[96]
Quercus Glauca	Leaf	Water	H2PtCl6·6H2O	5–15	[97]
Coffea Arabica	Seed	Water	H2PtCl6	∼2	[98]
Nigella sativa L.	Seed	70% ethanol	PtCl4	1–6	[99]
Terminalia chebula	Fruit	Water	H2PtCl6	<4	[100]
Garcinia mangostana L.	Fruit	Water	H2PtCl6·6H2O	20–25	[63]
Taraxacum laevigatum	Whole plant	Water	H2PtCl6	2–7	[101]
Padina gymnospora	Whole plant	Water	H2PtCl6	5–50	[102]
Cacumen Platycladi	Whole plant	Water	Na2PtCl4	1.6–3.2	[103]
Dioscorea bulbifera	Tuber	Water	H2PtCl6·6H2O	2–5	[104]