The spectrophotometric determination of para-aminosalicylic acid and its acetyl derivative in human urine.
D010131:Aminosalicylic Acid / Q000652:urine*; D001826:Body Fluids; D006801:Humans; D013053:Spectrophotometry
D010131:Aminosalicylic Acid
PARA-AMINOSALICYLIC ACID/in urine