Toxicology Lab Testing

KAST offers blood sample tests for alcohol, cannabis and cocaine for the purpose of Section 5 and 5a of the Road Traffic Act 1988. Results aim to be returned within 30 days and are accompanied by an expert forensic report (Section 9 Witness statement) issued by our ISO/IEC 17025:2017 accredited laboratory*. 

T: +44 (0)20 8417 2048, E:[email protected], W:kastforensics.com 

Option 1 - Alcohol (Alc)

Option 2 - Cannabis (THC) or Cocaine (Coc) - Confirm choice at checkout

Option 3 - Two from Alcohol, Cannabis, Cocaine - Confirm choice at checkout

Option 4 - Alcohol, Cannabis and Cocaine

During this holiday season, we aim to return your results within 30 days upon receipt of the sample at the laboratory. Should we foresee any delay in the return of your results, you will be contacted.

Please be advised that KAST will not be accepting samples to our post room between December 19^th and January 2^nd. We kindly request that you DO NOT send samples during this time, as there will be no facilities available to process deliveries. You are, however, still welcome to purchase your test during this period. To ensure the integrity of your sample, please store it in the fridge until shipping resumes. Our post room will reopen and begin accepting samples again from January 3^rd. 

 KAST accepts no responsibilities for samples that go missing or are delayed in transit with Royal Mail or other couriers during this period, especially if they are left unrefrigerated."

Expedited Service (14 Day TRT)

Please note that during the holiday season we will be unable to offer our expedited service. This is to ensure quality and timely processing of all standard analyses. Expedited services will resume on January 8^th 2025.

Should you require a quicker turnaround time (TRT), we offer an expedited service on the options below. Please note, our turnaround times are based on the date of sample receipt at the laboratory.

Option 5 - Expedited Alcohol 

Option 6 - Expedited Cannabis or Cocaine - Confirm choice at checkout

Option 7 - Expedited Two from Alcohol, Cannabis, Cocaine - Confirm choice at checkout

*Our accredited services are detailed in the UKAS accreditation schedule which can be found here.

For more information, please see: B-sample testing or alternatively our FAQs

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