**Conclusion** *Cholesterol reagent interferes with TG estimation *Probably there is reagent carry over. *Introduce four Deteregent wash cycle in between Cholesterol(interfering test) and TG(Interfered Test) in ERBA 640 XL. *Documentation for introducing Wash Cycle *{{:nchsls:c:biochemistry:document:interference_of_glucose_tp_and_cho.ods|}}