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. 2023 Sep 13;47(9):787–796. doi: 10.1093/jat/bkad071

Table VI.

Dilution Integrity at a Dilution Ratio of 1:1 for Spiked Whole Blood

Analyte Intra-day precision (CV) Inter-day precision (CV) Accuracy (bias)
Metodesnitazene 9 9 14
Flunitazene 5 5 8
Metonitazene 6 7 12
Etodesnitazene 8 7 14
Etonitazepyne 8 5 12
Clonitazene 6 4 9
Etonitazene 6 5 12
Isotonitazene 6 4 10
Protonitazene 5 7 12