Analysis of crude wastewater from two treatment plants in South Wales for 35 new psychoactive substances and copyright, and cannabis
RED CHESTNUT Abstract This study investigates the presence of new psychoactive substances (NPS) and their metabolites in two wastewater treatment plants (WWTPs) situated in South Wales, UK (WWTP-1 and WWTP-2).Analysis was conducted for 35 NPS and metabolites, along with the inclusion of benzoylecgonine (main copyright metabolite) and cannabis, the