Method Linearity range Correlation coefficient (r) Precision (RSD3 %) Accuracy (%) LOD4 Migration time (min) Reference MECC1 0.08-7.0 U/ml 0.998 1.5-4.4 95.6-98.7 - 2.58± 0.02 [18] CZE2 2.5-50 mg/ml 0.998 2.3-3.8 104.0- 105.5 - 5.69 (RSD% of 0.57 to 1.9) [19] CZE 4.0-40 mg/ml 0.998 1.3-2.8 (for peak area) - 0.91 mg/ml Less than 12 (RSD% of 0.92 to 1.2) [20] CZE 0.312-15.0 mg/ml 0.998 0.28-3.2 97.27- 101.0 0.078 mg/ml 2.39 ± 0.03 (RSD % of 1.3 to 2.0) This work 1. Micellar Electrokinetic Capillary Chromatography 2. Capillary Zone Electrophoresis 3. Relative Standard Deviation 4. Limit of Detection

Table 3: Comparison of the proposed method with other CE methods reported for determination of heparin.