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Drugs of abuse in oral fluid scheme (DOF)

Drugs of abuse in oral fluid scheme (DOF)

daps

UKAS accredited proficiency testing scheme
External Quality Assessment (EQA) designed for laboratories and on-site screening clinics that provide routine services for detection of drugs in oral fluid
Participants receive sets of three test materials at quarterly intervals with 4 weeks being allowed for drug analysis
Test materials consist of 1.7ml oral fluid obtained from volunteers and known drug users
Mixtures of drugs with their metabolites from 6 major classes:-
- Amfetamines & stimulants
- Cannabinoids
- Cocaine & metabolites
- Minor tranquillizers
- Non-opiate narcotics
- Opiates
Participants select to make their reports relative to one of two sets of threshold drug concentrations
Thresholds are recommended by the European Workplace Drug Testing Society
Scheme operates from September to March

Round dates

Round	Despatch date	Reporting deadline
DO120	27 Jun 2016	01 Aug 2016
DO121	26 Sep 2016	31 Oct 2016
DO122	28 Nov 2016	09 Jan 2017
DO123	06 Mar 2017	10 Apr 2017

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