Interactions could result in change in hematological
features and misdiagnosis during routine investigation [4–
6]. Study on the phenotypic expression of Hb A2 and Hb E in Hb E
related disorders has been difficult due to the co-separation of Hb
A2 with Hb E in most Hb analysis assays. However, it has been
shown that a capillary electrophoresis system could separate Hb A2