Our Services
Analytical Expert Labs provides specialist scientific services and expert interpretation
Analytical Expert Labs brings together specialist organisations delivering analytical, biological and forensic services.
Our work supports clinical research, coroners, family law, government agencies and legal professionals. Across these areas, our specialist services combine scientific analysis with expert interpretation.
Family Law and Private Testing
Toxicology and Bioanalysis
Clinical Research and Pharmaceutical Support
Expert Opinion and Consultancy
Commitment to Quality
Family Law and Private Testing
Toxicology and Bioanalysis
Clinical Research and Pharmaceutical Support
Specialist LC-MS/MS assays developed for clinical trials and drug development programmes. We partner with pharmaceutical companies and CROs to deliver validated methods, therapeutic drug monitoring and emerging drug investigations. Services include testing for GLP-1 agonists such as semaglutide and tirzepatide.
Expert Opinion and Consultancy
Commitment to Quality
Our services are supported by robust quality management systems. Specific testing is UKAS-accredited to ISO/IEC 17025:2017, as detailed within the relevant scope of accreditation.
Our work also operates within other quality frameworks, including Good Laboratory Practice (GLP) and Good Clinical Practice (GCP), where applicable. These quality frameworks support the delivery of reliable, defensible results.
Who We Work With
What people say about us
I would like to convey my gratitude and appreciation to the Analytical Services International Ltd. team's outstanding efforts in developing and validating the pharmacokinetic assay for our project. The work was delivered in good time and with high quality. It has been an amazing experience working with your team. Thank you!
We recently collaborated with Analytical Services International Ltd. for a pharmacokinetic research study, and we couldn't be more satisfied with their service. From the initial consultation, the team demonstrated exceptional expertise by thoroughly discussing our specific needs.
ASI's commitment to quality and timely service has made them an invaluable partner in our research efforts. We highly recommend ASI for their outstanding drug quantification services.
Thank you for all your kind assistance throughout this process. Your support has been invaluable, and the delivery and collection of slides went smoothly.
Thank you so very much to the Forensic Access casework team for organising this report with such precision, efficiency and speed! It is very much appreciated. Please also convey my thank to the toxicologist for being prepared to respond at such short notice.
I've learned a lot from the recent Forensic Testing Service (FTS) training and I'm looking forward to applying what I've picked up in my day-to-day work. The training gave me some great tools and insights that I believe will make a difference in how I handle my tasks. It is great to be feel equipped to make a positive impact at work!











