These Authentic samples were commonly suspected to have isotonitazene, metonitazene and/or other new artificial opioids. The reliable samples were organized by means of the validated workflow described earlier mentioned and analyzed through the Waters Xevo TQ-S Micro LC–QQQ-MS. For matrices in addition to blood and urine, quantitative Assessment was executed https://chemicalglobe.com/product-tag/protonitazene-for-sale/