These authentic samples were normally suspected to consist of isotonitazene, metonitazene and/or other new artificial opioids. The authentic samples were well prepared by using the validated workflow described previously mentioned and analyzed through the Waters Xevo TQ-S Micro LC–QQQ-MS. For matrices in addition to blood and urine, quantitative analysis was https://bookmarkstown.com/story18350403/5-easy-facts-about-buy-metonitazene-powder-described