Name of impurity LOD (%w/w) Area of injection-1 Area of injection-2 Area of injection-3
DAB Impurity-A 0.01 2069 1930 1906
DAB-2B 0.01 1380 1359 1270
DAB Impurity-C 0.01 1362 1188 1067
DAB Impurity-H 0.01 1531 1460 1513
DAB Impurity-D 0.01 1208 1129 1147
DAB Impurity-E 0.01 1100 1336 1305
DAB Impurity-K 0.01 1190 1124 1169
DAB Impurity-J 0.01 1938 1766 1948
DabigatranEtexilateMesylate 0.01 2914 2286 3114
DAB Impurity-G 0.01 1656 1273 1334
Table 4: Result of the study of Limit of detection