School of Pharmaceutical Sciences and National Glycoengineering Research Center Shandong University Road 44 250012.R.China;
Beijing Kaiyuan Shengshi Science and Technology Development Co..Wenhuaxi Road 44 250012.R.China;
School of Pharmacy Pharmaceutical University Shenyang 110016.R.China;
Near infrared spectroscopy; FREEZE-DRYING; moisture content determination;