A system configured for extracting an analyte from a sample, the system comprising: a reaction chamber comprising a reaction vessel (104,104a,104b,104c,104d), the reaction vessel (104,104a,104b,104c,104d) comprising: a reaction vessel column configured for receiving the sample and a reaction solution, a mixer located at a bottom end of the reaction vessel (104,104a,104b,104c,104d) configured for mixing the sample with the reaction solution, a reaction vessel filter located at the bottom end of the reaction vessel (104,104a,104b,104c,104d) configured for retaining insoluble components from a reaction mixture of the sample and the reaction solution and passing soluble components from the reaction mixture, and a reaction vessel drain (116a,116b,116c,116d) located at the bottom end of the reaction vessel (104,104a,104b,104c,104d) and below the reaction vessel filter configured for draining the soluble components from the reaction mixture, including a dissolved analyte, from the reaction vessel (104,104a,104b,104c,104d); a purification chamber located below the reaction chamber comprising a purification vessel (204a,204b,204c,204d), the purification vessel (204a,204b,204c,204d) comprising; a purification vessel column configured for receiving the soluble components from the reaction mixture, including the dissolved analyte, from the reaction vessel drain, a selective sorbent disposed in the purification vessel (204a,204b,204c,204d) configured for retaining contaminants from the soluble components from the reaction mixture and passing a purified analyte, and a purification vessel drain: located at a bottom end of the purification vessel (204a,204b,204c,204d) and below the selective sorbent configured for draining the purified analyte from the purification vessel (204a,204b,204c,204d); an evaporation chamber located below the purification chamber comprising an evaporation container (304,304a,304b,304c,304d), the evaporation container (304,304a,304b,304c,304d) configured for receiving the purified analyte from the purification vessel drain; and a heater configured for heating the evaporation chamber and evaporating a solvent from the purified analyte. a reaction chamber comprising a reaction vessel (104,104a,104b,104c,104d), the reaction vessel (104,104a,104b,104c,104d) comprising: a reaction vessel column configured for receiving the sample and a reaction solution, a mixer located at a bottom end of the reaction vessel (104,104a,104b,104c,104d) configured for mixing the sample with the reaction solution, a reaction vessel column configured for receiving the sample and a reaction solution, a mixer located at a bottom end of the reaction vessel (104,104a,104b,104c,104d) configured for mixing the sample with the reaction solution, a reaction vessel filter located at the bottom end of the reaction vessel (104,104a,104b,104c,104d) configured for retaining insoluble components from a reaction mixture of the sample and the reaction solution and passing soluble components from the reaction mixture, and a reaction vessel drain (116a,116b,116c,116d) located at the bottom end of the reaction vessel (104,104a,104b,104c,104d) and below the reaction vessel filter configured for draining the soluble components from the reaction mixture, including a dissolved analyte, from the reaction vessel (104,104a,104b,104c,104d); a purification chamber located below the reaction chamber comprising a purification vessel (204a,204b,204c,204d), the purification vessel (204a,204b,204c,204d) comprising; a purification vessel column configured for receiving the soluble components from the reaction mixture, including the dissolved analyte, from the reaction vessel drain, a selective sorbent disposed in the purification vessel (204a,204b,204c,204d) configured for retaining contaminants from the soluble components from the reaction mixture and passing a purified analyte, and a purification vessel drain: located at a bottom end of the purification vessel (204a,204b,204c,204d) and below the selective sorbent configured for draining the purified analyte from the purification vessel (204a,204b,204c,204d); an evaporation chamber located below the purification chamber comprising an evaporation container (304,304a,304b,304c,304d), the evaporation container (304,304a,304b,304c,304d) configured for receiving the purified analyte from the purification vessel drain; and a heater configured for heating the evaporation chamber and evaporating a solvent from the purified analyte.