Analytical Method Validation of Gamijakyakgamchobuja-Tang (KCHO-1, Mecasin) Preparation

Table 3

System suitability.

(a) Curcumin

Concentration of standard solution (μg/mL)	Classification	No.1	No.2	No.3	No.4	No.5	Mean	SD	CV (%)
50	Peak area	4524661	4514684	4516341	4517396	4499824	4514581	9089	0.20
	R/Time	58.43	58.42	58.41	58.45	58.41	58.43	0.02	0.03

(b) Glycyrrhizic Acid

Concentration of standard solution (μg/mL)	Classification	No.1	No.2	No.3	No.4	No.5	Mean	SD	CV (%)
50	Peak area	3923859	3913992	3910725	3923579	3893235	3913078	12516	0.32
	R/Time	55.37	55.36	55.35	55.39	55.35	55.36	0.02	0.04

(c) Salvianolic Acid B

Concentration of standard solution (μg/mL)	Classification	No.1	No.2	No.3	No.4	No.5	Mean	SD	CV (%)
50	Peak area	2079298	2079339	2082767	2064939	2068935	2075056	7675	0.37
	R/Time	46.47	46.46	46.45	46.48	46.45	46.46	0.01	0.02