Table 1.

Tabulated data of each platinum loading level using a 1 cm² geometric area of Pt/CF.

Sample	Mass Pt (mgPt/cm2)	Electrochemical active surface area		Pt surface area (${\text{cm}}_{\mathrm{\text{Pt}}}^2$)
		(${\text{m}}_{\mathrm{\text{Pt}}}^2$/gPt)	(${\text{cm}}_{\mathrm{\text{Pt}}}^2$/mgPt)
Pt/CF50	0.0075	11.066	110.66	0.83
Pt/CF100	0.0325	5.877	58.77	1.91
Pt/CF150	0.059	6.322	63.22	3.73
Pt/CF300	0.1015	6.732	67.32	6.80