The Development in Analytical Chemistry

Analytical chemistry originated from some of analyses and tests,which were promoted by the developments in production of and exchange of commodities.In the 16th century,chemical reactions were widely applied in wet analysis.In the middle of the 18th century,from pure qualitative analysis,analytical chemistry developed into quantitative analysis which urose from weight analysis.In the 19th century,qualitative analysis was being perfected,and the methods in quantitative analysis emerged and developed.In the beginning of the 20th century,analytical chemistry named classical analytical chemistry turned into one branch of chemistry.In the 20th century,with the development of classieal analytical chemistry,which can not be substitued by other analyses,instrumental analysis forges rapiclly ahead,and occupies an increasingly important position in analytical chemistry.