TY - GEN AU - Kang,Yanlei AU - Shao,Zhanying AU - Wang,Qiang AU - Hu,Xiurong AU - Yu,Dongdong TI - Quantitation of polymorphic impurity in entecavir polymorphic mixtures using powder X-ray diffractometry and Raman spectroscopy SN - 1873-264X PY - 2018///1105 KW - Antiviral Agents KW - analysis KW - Calibration KW - Calorimetry, Differential Scanning KW - instrumentation KW - Chemistry, Pharmaceutical KW - methods KW - Drug Compounding KW - Drug Contamination KW - prevention & control KW - Guanine KW - analogs & derivatives KW - Limit of Detection KW - Multivariate Analysis KW - Powder Diffraction KW - Quality Control KW - Spectrum Analysis, Raman KW - X-Ray Diffraction N1 - Publication Type: Comparative Study; Journal Article; Validation Study UR - https://doi.org/10.1016/j.jpba.2018.05.026 ER -