Simultaneous Assay of Dexchlorpheniramine Maleate, Betamethasone, and Sodium Benzoate in Syrup by a Reliable and Robust HPLC Method

Table 3

Results of ANOVA analysis for calibration curve of sodium benzoate.

Model		Sum of squares	df	Mean square	F	Sig.
1	Regression	2,675E13	1	2,675E13	3,571E4	000^a
	Residual	2,996E9	4	7,490E8
	Total	2,675E13	5

^aPredictors (constant), sodium_benzoate_concentration. ^bDependent variable, sodium_benzoate_peak_area.