Analyte    Normal levels    Toxic Levels    Fatality Levels   
 Flurazepam  0.0005-0.03mg/L  0.15-0.2mg/L  0.5-17mg/L
 Fentanyl  0.001-0.002mg/L  0.002-0.02mg/L  0.003-0.028mg/L
 Cyanide  0.001-0.015mg/L  0.5mg/L  1-5mg/L
 Brotizolam  0.001-0.02mg/L  No data available  No data available
 Lormetazepam  0.001-0.02mg/L  No data available  No data available
 Trifluoperazine  0.001-0.05mg/L  0.1-0.2mg/L  0.4mg/L
 Triazolam  0.002-0.02mg/L  0.04mg/L  0.062-0.09mg/L
 Flunitrazepam  0.005-0.015mg/L  0.05mg/L  No data available
 Oxycodone  0.005-0.05mg/L  0.2mg/L  0.6mg/L
 ACP  0.005-0.07mg/L  0.1-4.1mg/L  No data available
 Alprazolam  0.005-0.102mg/L  0.1-0.4mg/L  2.3mg/L
 EDDP  0.005-0.3mg/L  No data available  0-0.4mg/L
 Chlorpheniramine  0.01-0.017mg/L  20-30mg/L  1.1mg/L (case report)
 Chlorpromazine  0.01-0.026mg/L  0.5-2mg/L  >2.0mg/L
 Dextromethorphan  0.01-0.04mg/L  0.1mg/L  >3mg/L
 Metamfetamine  0.01-0.05mg/L  0.6-5.0mg/L  >10mg/L
 Zopiclone  0.01-0.05mg/L  >0.15mg/L  0.4-3.9mg/L
 Bisoprolol  0.01-0.06mg/L  No data available  No data available

The Forensic Toxicology Service is pleased to supply the following analyte references ranges

These results are collated from a number of references. However, we cannot assume responsibility for the contents of these ranges and they are provided solely as a general reference resource
Bioanalytics and Forensic Toxicology