Scheme Particulars Indicative Details
Accreditation body UKAS
UKAS Accredited Proficiency Testing Provider No 7860
Number of distributions per year (nominal) 12
Specimens per distribution 3 (Separate specimens for Tox and TDM)
Frequency of distribution Monthly
Material distributed Pooled, liquid human serum with or without exogenous added analyte
Nominal sample volume (mL) Tox 0.6 TDM 1.0
Programme Director(s) / Organiser(s) Finlay MacKenzie
Analyte Approximate Range Default Scheme Units
Caffeine 0 – 50 mg/L
Carbamazepine 0 – 30 mg/L
Digoxin 0 – 1.8 µg/L
Ethosuximide 0 – 180 µg/L
Ethylene Glycol 0 – 2000 mg/L
Lamotrigine 0 – 50 mg/L
Lithium 0 – 1.5 mmol/L
Methotrexate 0 – 50 µmol/L
Paracetamol 0 – 400 mg/L
Phenobarbital 0 – 70 mg/L
Phenytoin 0 – 40 mg/L
Primidone 0 – 40 mg/L
Salicylate 0 – 650 mg/L
Serum Ethanol 0 – 4000 mg/L
Theophylline 0 – 40 mg/L
Valproate 0 – 180 mg/L
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  • Download Tox and TDM 2020 schedule 38 KB
  • Download Tox and TDM example report 1.06 MB

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