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Microbiological Testing Services

Antimicrobial Effectiveness Testing (AET) / Preservative Efficacy Testing (PET)

We evaluate the effectiveness of antimicrobial preservatives in multi-dose pharmaceutical products, following pharmacopoeial methods (e.g., Ph. Eur., USP).

Water Testing

Microbiological analysis of pharmaceutical-grade water, including purified water and water for injection (WFI), to comply with regulatory standards.

Microbial Identification

Accurate species-level identification of bacteria, fungi, and yeasts using biochemical and molecular methods (e.g., MALDI-TOF).

Growth Promotion Testing (GPT)

Verification of media performance to support microbial recovery in microbiological assays, as required by GMP guidelines.

Microbial Limit Testing (MLT)

Quantitative testing to assess the bioburden of non-sterile drug products and raw materials.

LAL Endotoxin Testing

Sensitive detection of bacterial endotoxins using the Limulus Amebocyte Lysate (LAL) assay to ensure injectable product safety.

Sterility Testing

Testing under aseptic conditions to confirm the absence of viable microorganisms in sterile pharmaceutical products.

Environmental Monitoring

Routine and campaign-based monitoring of cleanroom environments — including air, surfaces, and personnel — to ensure GMP compliance.

Batch Release Testing

Microbial testing for GMP batch release, supporting timely product release to market.

Stability Studies

Microbiological stability under ICH storage conditions to determine shelf-life and product robustness.

Method Development & Validation

Tailored development and ICH-compliant validation of microbiological methods to meet your specific formulation and regulatory needs.

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Why Tentamus Pharma UK?

  • MHRA-inspected, GMP-certified laboratory

  • Industry-leading microbiology experts

  • Schedule 1-4 Controlled Drugs License

  • Rapid turnaround & flexible scheduling

  • Fully validated, audit-ready methods

  • Quality-driven service and client support

Need a reliable partner for pharmaceutical microbiological testing? Speak to our specialists today! Send us a message using our contact form!

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