Analysis of binary mixture of oxytetracycline and bromohexine in their combined veterinary formulation by four simple spectrophotometric methods with greenness assessment

Table 4 Statistical comparison of the results obtained by applying the proposed spectrophotometric methods and the reported method for determination of oxytetracycline and bromhexine

items	OTC			BR			Reported HPLC method [31]
items	AC-SS	DW	IDW	AC-SS	DW	IDW	OTC	BR
Mean	99.53	100.34	99.42	98.95	100.35	98.88	99.63	100.12
SD	1.22	1.10	1.21	1.50	1.14	1.12	0.96	1.08
N	9	9	9	9	9	9	9	9
Student’s t-test (2.131)	1.75	1.75	1.76	1.76	1.75	1.73	-	-
F-test (3.438)	1.27	1.14	1.26	1.38	1.05	1.03	-	-

ISSN: 2661-801X