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Table 4 Contents (μg/g, mean ± SD, n = 3) of markers in Gegen Tang granule from four manufacturers

From: Simultaneous determination of multiple marker constituents in concentrated Gegen Tang granule by high performance liquid chromatography

Manufacturers and Batch No.

Puerarin

Paeoniflorin

Cinnamic acid

Daidzain

Glycyrrhizin

Ephedrine

Pseudoephedrine

A*

Batch No.1

374.3 ± 3.1

270.5 ± 0.6

70.4 ± 0.4

52.1 ± 0.4

411.4 ± 2.8

731.4 ± 2.3

242.8 ± 2.3

Batch No.2

440.8 ± 1.5

342.1 ± 2.7

89.7 ± 0.5

59.8 ± 0.5

542.6 ± 2.6

938.5 ± 8.8

322.4 ± 3.1

Batch No.3

738.7 ± 4.1

353.8 ± 3.1

100.2 ± 0.7

131.4 ± 0.9

1558.3 ± 12.6

1162.0 ± 8.1

318.6 ± 2.0

Mean (± SD)

517.9 ± 194.1

322.1 ± 45.1

86.8 ± 15.1

81.1 ± 43.7

837.4 ± 627.7

944.0 ± 215.4

294.6 ± 44.9

B*

Batch No.1

733.4 ± 5.8

423.1 ± 2.0

72.1 ± 3.8

63.2 ± 1.0

1584.3 ± 12.2

2121.0 ± 7.4

482.6 ± 4.2

Batch No.2

2273.4 ± 21.4

1339.6 ± 4.2

183.4 ± 1.7

302.6 ± 0.7

3314.6 ± 14.6

2863.4 ± 21.8

891.4 ± 3.7

Batch No.3

1708.6 ± 11.6

1030.7 ± 6.5

149.7 ± 0.9

228.7 ± 0.8

3276.5 ± 23.9

1822.6 ± 0.7

609.7 ± 3.1

Mean (± SD)

1571.8 ± 779.1

931.1 ± 466.3

135.1 ± 57.1

198.2 ± 122.6

2725.1 ± 988.2

2269.0 ± 536.0

661.2 ± 209.2

C*

Batch No.1

1202.8 ± 14.0

4587.7 ± 16.1

224.1 ± 0.57

138.3 ± 0.8

5917.4 ± 39.1

2886.8 ± 0.7

743.7 ± 0.8

Batch No.2

1479.4 ± 11.5

1672.4 ± 10.4

149.6 ± 0.7

162.6 ± 0.1

1814.2 ± 5.4

2293.7 ± 0.2

639.6 ± 4.5

Mean (± SD)

1341.1 ± 19.6

3130.1 ± 2061.4

186.9 ± 52.7

151.5 ± 18.6

3865.8 ± 2901.4

2590.3 ± 419.4

691.7 ± 10.7

D**

Batch No.1

5913.6 ± 48.5

4899.4 ± 25.5

323.6 ± 1.9

324.1 ± 0.6

5087.1 ± 45.3

3740.4 ± 1.0

902.4 ± 8.1

Batch No.2

3417.7 ± 18.5

4341.6 ± 24.7

238.9 ± 0.6

179.6 ± 0.3

4958.3 ± 15.4

3172.6 ± 0.4

1002.4 ± 6.1

Batch No.3

3711.5 ± 18.6

4124.8 ± 32.5

271.4 ± 2.6

242.4 ± 0.9

4079.6 ± 11.8

4577.8 ± 0.8

1203.8 ± 6.3

Batch No.4

3889.3 ± 19.4

3128.7 ± 21.0

287.6 ± 2.0

263.7 ± 0.8

4189.3 ± 20.5

4329.6 ± 0.4

969.7 ± 5.2

Batch No.5

4193.2 ± 17.2

3623.3 ± 26.1

304.4 ± 2.7

269.9 ± 0.7

3958.7 ± 17.0

3820.3 ± 0.4

1134.3 ± 8.5

Batch No.6

4362.7 ± 18.6

3411.7 ± 14.0

313.2 ± 2.3

324.1 ± 0.5

4672.7 ± 20.1

2617.8 ± 0.8

933.1 ± 4.9

Batch No.7

4438.6 ± 31.1

3462.6 ± 7.6

327.8 ± 2.3

317.8 ± 0.6

4729.7 ± 8.5

2624.0 ± 0.8

959.7 ± 8.0

Mean (± SD)

4275.2 ± 809.1

3856.0 ± 623.4

295.3 ± 31.8

274.5 ± 53.2

4525.0 ± 447.1

35554.6 ± 779.1

1015.1 ± 111.5

  1. Values are means ± SD of triplicate tests. Single factor ANOVA was performed on each component. Contents of each compound showed significant differences among the four manufacturers (P < 0.05). * Significant differences were observed in different sample batches (P < 0.05). ** No significant difference was observed in the contents of each component in seven batches of GT from manufacturer D (P > 0.05).