The words contained in this file might help you see if this file matches what you are looking for:
...International journal of research studies in biosciences ijrsb volume issue april pp issn print online www arcjournals org phytochemical investigations extraction and thin layer chromatography acorus calamus linn verma asha ahirwar arvind kumar professor department chemistry scholar govt science commerce college benazir bhopal india abstract the present study is aimed at development parameters to investigate medicinally active substances methanolic extract obtained from rhizomes plant preliminary screening extracts revealed presence terpenoids steroids flavanoids tannins saponins phenolic compounds tlc a technique with large applicability fields material analysis simple quick inexpensive procedure that indicates how many components are acrude has advantages such as lower cost short time possibility multiple detection specific derivatization on same plate among different was used for new solvent system developed best separation phytoconstituents selected results ratio n hexane ethyl ace...