Development of Isocratic RP-HPLC Method for Separation and Quantification of L-Citrulline and L-Arginine in Watermelons

Table 3

Recovery of L-citrulline and L-arginine standard reported from isocratic RP-HPLC method.

Compounds	Added concentration (µg/mL)	Measured concentration (µg/mL)	Recovery (%)	RSD (%)
L-citrulline	100	101.94	101.94	1.70
	60	61.24	102.07	1.46
	30	31.02	103.38	1.00
L-arginine	100	99.87	99.87	1.96
	60	59.33	98.88	1.76
	30	31.02	103.41	1.17