Quality detection method of furan sophora berberine tablets
A quality detection method, the technology of ginseng berberine, applied in the field of detection of furan flavescens and berberine tablets, can solve the problems that the content of furazolidone cannot be accurately detected, animal food cannot be detected, and the content of flavescens cannot be grasped, etc., to achieve The effect of small error, good reproducibility and convenient detection
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[0046] 1. Preparation of standard solution
[0047] 1.1 Preparation of furazolidone standard solution: Accurately weigh 7.09mg of furazolidone standard substance, put it in a 100mL brown volumetric flask, and use N, N dimethylformamide: absolute ethanol = 2:3 mixed solution to adjust the volume to the position of the mark line place, shake well; accurately measure 2ml to 10mL brown volumetric flask, use N, N dimethylformamide: anhydrous ethanol = 2:3 mixed solution to set the volume to the position of the scale line, shake well; the obtained concentration 14.18μg·mL -1 Furazolidone standard solution;
[0048] 1.2 Preparation of berberine hydrochloride standard solution: Accurately weigh 8.24 mg of berberine hydrochloride standard product, dissolve it in a 100 mL brown volumetric flask, and use a mixed solution of N, N dimethylformamide: absolute ethanol = 2:3 Dilute to the scale line, shake well; accurately measure 2ml to 10mL brown volumetric flask, use N, N dimethylformami...
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