Determination of the Contents of Antioxidants and Their Degradation Products in Sodium Chloride Injection for Blood Transfusion

Table 5

The intraday and interday precisions (n = 9).

Analytes	Intraday precision (%)			Interday precision (%)
	1 μg/mL	2 μg/mL	5 μg/mL	1 μg/mL	2 μg/mL	5 μg/mL
BHT-OH	1.31	0.64	2.00	1.37	1.66	1.43
BHT-COOH	0.99	0.82	1.76	1.24	0.96	1.31
1310	1.75	0.75	1.32	1.16	1.02	1.58
BHT-CHO	1.46	2.31	0.51	1.26	1.67	0.47
BHT-Q	0.67	0.30	3.17	2.21	2.78	3.48
DBP	1.52	0.27	2.11	1.27	1.94	1.48
BHT	3.08	3.03	1.91	1.80	2.41	1.32
3114	2.06	1.36	1.97	2.02	1.39	1.68
1010	3.04	1.01	2.26	1.96	1.82	1.70
1330	0.25	1.07	1.87	1.64	0.66	1.27
1076	0.30	0.72	0.73	0.83	0.56	0.79
168	1.89	0.71	0.53	1.41	0.67	0.54