Fingerprint detection method for Shenshuaining granule
A detection method and fingerprint technology, which is applied in the field of fingerprint detection of Shenshuaining granules, can solve the problems of inability to systematically and comprehensively reflect the inherent quality, type and content of Shenshuaining granules, and achieve good absorption and baseline Smooth, good separation effect
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Embodiment 1
[0048] The Shenshuaining particle fingerprint detection method described in the present embodiment comprises the following steps:
[0049] a. Determine the chromatographic conditions
[0050] Chromatographic column: Agilent SB-C18 chromatographic column, the column specification is 5μm, 4.6mm×250mm;
[0051] Mobile phase: mobile phase A is acetonitrile, mobile phase B is 0.1% formic acid;
[0052] Detection wavelength: 280nm;
[0053] Column temperature: 20°C;
[0054] Volume flow: 1mL / min;
[0055] Injection volume 10μL;
[0056] Elution program: Gradient elution, the elution time is 90min, the specific elution program is:
[0057] time min
Mobile phase A%
Mobile phase B%
0
5
95
5
5
95
4 --> 12
13
87
55
28
72
70
65
35
80
100
0
90
100
0
[0058] b. Preparation of the test solution: Accurately weigh 0.5g of Shenshuaining granule powder, add 25mL of...
Embodiment 2
[0080] The Shenshuaining particle fingerprint detection method described in the present embodiment comprises the following steps:
[0081] a. Determine the chromatographic conditions
[0082] Chromatographic column: Agilent SB-C18 chromatographic column, the column specification is 5μm, 4.6mm×250mm;
[0083] Mobile phase: mobile phase A is acetonitrile, mobile phase B is 0.1% formic acid;
[0084] Detection wavelength: 285nm;
[0085] Column temperature: 30°C;
[0086] Volume flow: 0.8ml / min;
[0087] Injection volume: 20μL;
[0088] Elution program: Gradient elution, the elution time is 90min, the specific elution program is:
[0089] time min
Mobile phase A%
Mobile phase B%
0
5
95
12
13
87
55
28
72
70
65
35
75
100
0
90
100
0
[0090] b. Preparation of the test solution: Accurately weigh 1 g of Shenshuaining granule powder, add 80 mL of 70% methanol, ultrasonic...
Embodiment 3
[0094] The Shenshuaining particle fingerprint detection method described in the present embodiment comprises the following steps:
[0095] a. Determine the chromatographic conditions
[0096] Chromatographic column: Agilent SB-C18 chromatographic column, the column specification is 5μm, 4.6mm×250mm;
[0097] Mobile phase: mobile phase A is acetonitrile, mobile phase B is 0.1% phosphoric acid;
[0098] Detection wavelength: 254nm;
[0099] Column temperature: 20°C;
[0100] Volume flow: 1.2ml / min;
[0101] Injection volume: 5 μL;
[0102] Elution program: Gradient elution, the elution time is 90min, the specific elution program is:
[0103] time min
Mobile phase A%
Mobile phase B%
0
5
95
12
13
87
60
28
72
75
65
35
80
100
0
90
100
0
[0104] b. Preparation of the test solution: Accurately weigh 1 g of Shenshuaining granule powder, add 100 mL of 50% methanol, ultra...
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