Para-aminosalicylic acid and sodium paraaminosalicylate:  potentiometric titrations in a nonaqueous medium.
D010131:Aminosalicylic Acid / Q000032:analysis*; D000838:Anions; D007477:Ions; D012964:Sodium; D012982:Sodium, Dietary
D000838:Anions; D007477:Ions; D012982:Sodium, Dietary; D010131:Aminosalicylic Acid; D012964:Sodium
PARA-AMINOSALICYLIC ACID/determination