
Chemistry Testing
Delivering precise, compliant, and timely analysis to support pharmaceutical development and manufacturing.
At Tentamus Pharma UK, we specialise in a comprehensive range of GMP-compliant chemistry testing services tailored for the pharmaceutical industry. Our expert chemists, state-of-the-art laboratories, and rigorous quality systems ensure the reliability, accuracy, and regulatory compliance of every test we deliver.
Whether you're developing a new drug product or releasing commercial batches, our chemistry team supports you across the full product lifecycle — from raw material testing to stability studies and method validation.

Our Chemistry Services
Pharmaceutical Particulate Analysis
We detect and identify visible and sub-visible particles in pharmaceutical products to ensure patient safety and product integrity.
Identification of Components
Advanced analytical techniques such as FTIR and LC-MS are used to identify unknown substances and verify formulation components.
Assay Testing
We perform precise quantitative analysis of active pharmaceutical ingredients (API) to confirm label claims and batch consistency.
Related Substances & Impurity Profiling
Comprehensive impurity analysis to monitor degradation products and related compounds in line with ICH guidelines.
Residual Solvents Analysis
Gas chromatography-based methods for identifying and quantifying residual solvents as per ICH Q3C requirements.
Physical and Physicochemical Testing
From pH and osmolality to particle size and melting point — we analyse critical physical properties to support formulation stability and performance.
Dissolution Testing
Method development and testing for dissolution and drug release profiles across immediate, delayed, and extended-release formulations.
Raw Materials Testing
Full compendial and non-compendial testing to qualify pharmaceutical excipients and APIs prior to use in manufacturing.
Stability Studies
Long-term and accelerated stability testing under ICH conditions to support shelf-life, packaging, and formulation decisions.
Method Development & Validation
Customised analytical method development and ICH-compliant validation services for drug substance and drug product testing.
GMP Batch Release Testing
Qualified release testing in accordance with EU GMP requirements, supporting timely product release to the market.

Why Choose Tentamus Pharma UK?
- MHRA and GMP-compliant laboratory
- Fast turnaround times & flexible scheduling
- Schedule 1-4 Controlled Drugs License
- Experienced team of pharmaceutical chemists
- State-of-the-art analytical instrumentation
- Fully traceable, audit-ready data
Looking for a trusted partner for pharmaceutical chemistry services? Leave us a message through our contact form and we will help you meet your quality and regulatory goals.