Miranda, A.C. and Curvelo Santana, J.C. 2018. Application of the PDCA tool in the optimization of instrumental analysis equipment (HPLC-UPLC) in the routine of physico-chemical analyzes in a national pharmaceutical industry. Exacta. 16, 1 (Mar. 2018), 1–16. DOI:https://doi.org/10.5585/exactaep.v16n1.6587.