... , 10*20cm, 5*20cm, 10*10cm 2. analysis and prepa Silica Gel Plate:-SPEICIFICATIONS:1. 20*20cm, 10*20cm, 5*20cm, 10 ... . analysis and preparative plate-BRIEF INTRODUCTION:The thin layer chromatography silica gel , SANPONT, is made of high-quality thin layer chromatography ... silica gel The plate is coated by the modern imported equipments, which ...