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LoGiCal from LGC - leading the way with reference materials produced under ISO 17034.


With over 2,600 products in our portfolio, the LoGiCal range provides a comprehensive selection of drugs of abuse, prescription drugs, metabolites and stable isotope labelled reference materials, presented as both solids and solutions.


LoGiCal products are produced under the rigorous quality assurance standards of ISO 17025 and ISO 17034 and are DEA-exempt where appropriate, giving you both the confidence you need in the quality of your reference material and ease of purchasing. Each product is accompanied by a comprehensive Certificate of Analysis, making LoGiCal reference materials ideal for use as calibrators and controls across a wide range of analytical techniques.


Discover the products you need by easily searching our extensive portfolio online today.

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ISO 17034
ISO/IEC 17025
ISO 9001

LoGiCal Banner 1 - Butyrfentanyl (Desktop).jpg

New from LoGiCal – Butyrfentanyl

Butyrfentanyl is a potent synthetic opioid analgesic drug - part of the growing number of ‘designer drugs’ based on fentanyls and a controlled substance in most countries

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Therapeutic Drug Monitoring (TDM)

We offer an outstanding range of high quality reference materials for TDM. Browse our TDM portfolio online or search by name or CAS number to meet your exact needs

Browse our TDM range
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New Psychoactive Substances (NPSs)

In response to the ever-expanding range of NPSs available, we have developed an extensive line of reference materials, many produced under ISO Guide 34

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  • New from LoGiCal – Butyrfentanyl

    New fentanyl analog added to the LoGiCal range

  • Therapeutic Drug Monitoring (TDM)

    Extensive TDM reference material options now available

  • New Psychoactive Substances (NPSs)

    LoGiCal responds to the rapidly changing NPS landscape

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