31. Bromopyrogallol red is commonly used in analytical chemistry as a spectrophotometric reagent and complexometric indicator. 32. Because of its hygroscopic nature, it is less useful in analytical chemistry than its potassium counterpart. 33. In many instances, Analytical Chemistry is closely related to the studies and needs of pharmacological research. 34. During 1963 2003 he supervised 103 PhD students, who successfully defended their thesis on analytical chemistry . 35. The American Chemical Society journal called Analytical Chemistry dedicated its cover to foodomics in December 2012. 36. Modern analytical chemistry is dominated by instrumental analysis. 37. He studied analytical chemistry under Professor Clark, and assisted him in the preparations for his lectures. 38. Hunt and his students'findings will be published in Saturday's edition of the academic journal Analytical Chemistry . 39. Corson and his colleagues classified astatine as a metal on the basis of its analytical chemistry . 40. Also, a : Category : Analytical chemistry stubs might have enough content to justify, but marginally.