Table 2 Repeatability of HPLC method.
RRT/RPA | 1 | 2 | 3 | 4 | 5 | 6 | Mean | RSD% |
|---|---|---|---|---|---|---|---|---|
Peak 1 | 0.365 | 0.365 | 0.366 | 0.366 | 0.365 | 0.362 | 0.365 | 0.4 |
1.27 | 1.29 | 1.261 | 1.255 | 1.283 | 1.248 | 1.268 | 1.29 | |
Peak 2 | 0.432 | 0.431 | 0.432 | 0.432 | 0.432 | 0.43 | 0.432 | 0.19 |
0.622 | 0.62 | 0.615 | 0.564 | 0.62 | 0.631 | 0.612 | 3.94 | |
Peak 3 | 0.794 | 0.794 | 0.794 | 0.795 | 0.793 | 0.792 | 0.794 | 0.13 |
1.473 | 1.507 | 1.476 | 1.494 | 1.537 | 1.504 | 1.498 | 1.57 | |
Peak 4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
Peak 5 | 1.336 | 1.337 | 1.336 | 1.336 | 1.337 | 1.336 | 1.336 | 0.04 |
0.178 | 0.183 | 0.189 | 0.194 | 0.194 | 0.181 | 0.186 | 3.66 | |
Peak 6 | 1.956 | 1.957 | 1.957 | 1.935 | 1.959 | 1.96 | 1.954 | 0.48 |
0.112 | 0.113 | 0.117 | 0.117 | 0.113 | 0.111 | 0.114 | 2.25 | |
Peak 7 | 2.009 | 2.01 | 2.01 | 2.01 | 2.012 | 2.014 | 2.011 | 0.09 |
0.167 | 0.172 | 0.175 | 0.169 | 0.157 | 0.171 | 0.168 | 3.71 | |
Peak 8 | 2.051 | 2.052 | 2.052 | 2.052 | 2.055 | 2.057 | 2.053 | 0.11 |
0.6 | 0.6 | 0.614 | 0.573 | 0.563 | 0.609 | 0.593 | 3.45 | |
Peak 9 | 2.144 | 2.145 | 2.146 | 2.145 | 2.15 | 2.152 | 2.147 | 0.15 |
0.938 | 0.966 | 1.015 | 0.923 | 1.015 | 0.953 | 0.968 | 4.02 | |
Peak 10 | 1.257 | 1.258 | 1.257 | 1.257 | 1.258 | 1.258 | 1.257 | 0.04 |
0.02 | 0.021 | 0.019 | 0.02 | 0.019 | 0.019 | 0.02 | 4.15 | |
Peak 11 | 1.391 | 1.392 | 1.391 | 1.391 | 1.391 | 1.391 | 1.391 | 0.03 |
0.043 | 0.044 | 0.042 | 0.042 | 0.043 | 0.044 | 0.043 | 2.08 |