The present study aimed at investigating the relationship between tablet hardness and homogeneity of different Yinhuang dispersible tablets by near-infrared chemical imaging(NIR-CI)technology.The regularity of best ha...The present study aimed at investigating the relationship between tablet hardness and homogeneity of different Yinhuang dispersible tablets by near-infrared chemical imaging(NIR-CI)technology.The regularity of best hardness was founded between tablet hardness and the spatial distribution uniformity of Yinhuang dispersible tablets.The ingredients homogeneity of Yinhuang dispersible tablets could be spatially determined using basic analysis of correlation between analysis(BACRA)method and binary image.Then different hardnesses of Yinhuang dispersible tablets were measured.Finally,the regularity between tablet hardness and the spatial distribution uniformity of Yinhuang dispersible tablets was illuminated by quantifying the agglomerate of polyvinyl poly pyrrolidone(PVPP).The result demonstrated that the distribution of PVPP was unstable when the hardness was too large or too small,while the agglomerate of PVPP was smaller and more stable when the best tablet hardness was 75 N.This paper provided a novel methodology for selecting the best hardness in the tabletting process of Chinese Medicine Tablet.展开更多
基金This work was¯nancially supported from the National Natural Science Foundation of China(81303218),Doctoral Fund of Ministry of Education of China (20130013120006)Innovation Team Foundation of Beijing University of Chinese Medicine,Beijing.
文摘The present study aimed at investigating the relationship between tablet hardness and homogeneity of different Yinhuang dispersible tablets by near-infrared chemical imaging(NIR-CI)technology.The regularity of best hardness was founded between tablet hardness and the spatial distribution uniformity of Yinhuang dispersible tablets.The ingredients homogeneity of Yinhuang dispersible tablets could be spatially determined using basic analysis of correlation between analysis(BACRA)method and binary image.Then different hardnesses of Yinhuang dispersible tablets were measured.Finally,the regularity between tablet hardness and the spatial distribution uniformity of Yinhuang dispersible tablets was illuminated by quantifying the agglomerate of polyvinyl poly pyrrolidone(PVPP).The result demonstrated that the distribution of PVPP was unstable when the hardness was too large or too small,while the agglomerate of PVPP was smaller and more stable when the best tablet hardness was 75 N.This paper provided a novel methodology for selecting the best hardness in the tabletting process of Chinese Medicine Tablet.