... 20cm, 10*10cm 2. analysis and preparative plate-BRIEF INTRODUCTION:The thin layer chromatography silica gel , SANPONT, is made of ... thin layer chromatography silica gel The plate is coated by the modern imported equipments, which updates the part of formula, gets rid ... etc-CATEGORY Divided according to the thickness of silicone coating1)The plates of analysis: 0.2 mm 2)The plate of preparation: 0.3 ...