title: Quantitative determinations by ion pair extraction. 10. Extraction of picrate ion pairs into polar organic solvents.
mesh_terms: D000085:Acetates; D000438:Alcohols; D002725:Chloroform; D002794:Choline / Q000302:isolation & purification; D003460:Crystallization; D006846:Hydrocarbons, Halogenated; D007659:Ketones; D008094:Lithium / Q000302:isolation & purification; D010851:Picrates / Q000302:isolation & purification*; D011188:Potassium / Q000302:isolation & purification; D000644:Quaternary Ammonium Compounds / Q000302:isolation & purification; D012964:Sodium / Q000302:isolation & purification; D013053:Spectrophotometry
chemical_list: D000085:Acetates; D000438:Alcohols; D006846:Hydrocarbons, Halogenated; D007659:Ketones; D010851:Picrates; D000644:Quaternary Ammonium Compounds; D002725:Chloroform; D008094:Lithium; D012964:Sodium; D002794:Choline; D011188:Potassium