Kromasil液相色谱柱136|衍生化法分析18种氨基酸
时间:2024-08-14 阅读:464
分析条件
色谱柱:Kromasil 100-5-C18,4.6x250mm (订货号:M05CLA25)
流动相:
(A)19.0g三水醋酸钠、0.5ml三乙胺、0.2ml 0.1%EDTA溶解于1000ml超净水中,充分混合,用冰醋酸水溶液调节PH值至6.40,以0.45µm微孔滤膜过滤,取滤液940ml与60ml乙腈混合均匀
(B)量取600ml乙腈、400ml水、0.2ml 0.1%EDTA混合均匀
时间 | 流动相A(%) | 流动相B(%) |
0 | 100 | 0 |
13 | 93 | 7 |
23 | 77 | 23 |
29 | 65 | 35 |
35 | 60 | 40 |
40 | 0 | 100 |
45 | 0 | 100 |
47 | 100 | 0 |
60 | 100 | 0 |
流速:1.0mL/min
进样量:20μL
柱温:30℃
波长:254nm
分析图谱
标样图谱
保留时间 | K’ | 峰面积 | 峰高 | 对称因子 | 峰宽 | 理论塔板数 | 分离度 | 选择性 |
5.746 | - | 304.12640 | 43.08159 | 0.92 | 0.1120 | 14587 | - | - |
6.785 | - | 340.41904 | 44.17582 | 0.91 | 0.1217 | 17240 | 5.23 | 1.18 |
12.924 | - | 490.58090 | 42.50024 | 0.92 | 0.1800 | 28544 | 23.91 | 1.90 |
14.017 | - | 1071.45032 | 88.97402 | 0.90 | 0.1889 | 30493 | 3.48 | 1.08 |
15.088 | - | 282.02997 | 222.59458 | 0.88 | 0.1933 | 33737 | 3.29 | 1.08 |
17.640 | - | 305.29272 | 24.41810 | 0.95 | 0.1933 | 46123 | 7.76 | 1.17 |
18.933 | - | 513 04578 | 44.96784 | 0.93 | 0.1800 | 61297 | 4.07 | 1.07 |
19.789 | - | 966.70056 | 88.10471 | 0.92 | 0.1720 | 73319 | 2.86 | 1.05 |
20.234 | - | 457.51062 | 45.05527 | 0.95 | 0.1600 | 88598 | 1.57 | 1.02 |
27.768 | - | 321 54025 | 41.08857 | 0.95 | 0.1244 | 275816 | 31.12 | 1.37 |
保留时间 | K’ | 峰面积 | 峰高 | 对称因子 | 峰宽 | 理论塔板数 | 分离度 | 选择性 |
29.085 | - | 429.12665 | 55.60233 | 0.91 | 0.1217 | 316641 | 6.29 | 1.05 |
30,495 | - | 606.74280 | 77.45194 | 0.93 | 0.1200 | 357741 | 6.86 | 1.05 |
32.420 | - | 317.75397 | 49.06929 | 0.92 | 0.1027 | 552444 | 10.16 | 1.06 |
32.983 | - | 407.57385 | 55.77713 | 0.90 | 0.1144 | 460079 | 3.05 | 1.02 |
33.387 | - | 382.28549 | 49.10577 | 0.91 | 0.1200 | 428849 | 2.03 | 1.01 |
36.033 | - | 349.93088 | 38.81117 | 0.92 | 0.1417 | 358421 | 11.88 | 1.08 |
37.190 | - | 277.90213 | 29.29824 | 0.92 | 0.1500 | 340496 | 4.66 | 1.03 |
39.120 | - | 467.40329 | 70.23606 | 1.00 | 0.1040 | 783881 | 8.93 | 1.05 |
样品图谱
保留时间 | K’ | 峰面积 | 峰高 | 对称因子 | 峰宽 | 理论塔板数 | 分离度 | 选择性 |
5.732 | - | 154.09883 | 21.71585 | 0.88 | 0.1107 | 14850 | - | - |
6.764 | - | 611.56940 | 79.70911 | 0.93 | 0.1199 | 17613 | 5.26 | 1.18 |
12.897 | - | 181.36087 | 15.96305 | 0.93 | 0.1800 | 28438 | 24.03 | 1.91 |
13.987 | - | 1213.67444 | 101.14163 | 0.90 | 0.1889 | 30388 | 3.47 | 1.08 |
15.055 | - | 218.71112 | 16.53909 | 0.79 | 0.1933 | 33599 | 3.28 | 1.08 |
17.604 | - | 430.81451 | 32.14742 | 1.43 | 0.1967 | 44383 | 7.68 | 1.17 |
18 926 | - | 148.07449 | 12.80376 | 0.94 | 0.1833 | 59021 | 4.09 | 1.08 |
保留时间 | K’ | 峰面积 | 峰高 | 对称因子 | 峰宽 | 理论塔板数 | 分离度 | 选择性 |
19.768 | - | 1149.29114 | 103.37878 | 0.91 | 0.1733 | 72068 | 2.77 | 1.04 |
20.221 | - | 476.76279 | 46.83714 | 0.93 | 0.1583 | 90376 | 1.60 | 1.02 |
27.762 | - | 248.22530 | 29.77061 | 0.99 | 0.1267 | 266143 | 31.09 | 1.37 |
29.086 | - | 718.49225 | 93.81412 | 0.94 | 0.1200 | 325404 | 6.30 | 1.05 |
30.496 | - | 130.80231 | 12.70236 | 0.59 | 0.1244 | 332699 | 6.78 | 1.05 |
32.428 | - | 27.17849 | 2.31431 | 0.38 | 0.2033 | 140921 | 6.93 | 1.06 |
32.986 | - | 234.16393 | 31.37633 | 0.97 | 0.1152 | 453833 | 2.06 | 1.02 |
33.389 | - | 706.82745 | 92.83010 | 0.93 | 0.1187 | 438606 | 2.03 | 1.01 |
36.038 | - | 323.72729 | 35.73840 | 0.92 | 0.1417 | 358471 | 11.95 | 1.08 |
37.228 | - | 763.25787 | 76.19356 | 0.95 | 0.1583 | 306296 | 4.66 | 1.03 |
39.125 | - | 739.14008 | 111.90722 | 1.00 | 0.1040 | 783981 | 8.50 | 1.05 |