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Table 2 Gradient elution procedure

From: Study of the curative effect of Zhang’s Xibi formula and its underlying mechanism involving inhibition of inflammatory responses and delay of knee osteoarthritis

Time (min)

Mobile phase (A%)

Mobile phase (B%)

0

5

95

2

8

92

25

25

75

33

40

60

35

70

30

38

5

95

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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X