Notes: (S)-Methamphetamine p-toluenesulfonamide (Item No. 23605) is an analytical reference standard categorized as an amphetamine. (S)-Methamphetamine p-toluenesulfonamide is a precursor in the synthesis of (S)-methamphetamine (Item Nos. 26615 / 13997).{60502} This product is intended for research and forensic applications.