Microbiology Testing Services by Eurofins CRL
Eurofins CRL provides antiseptic, disinfectant, and preservative efficacy testing using ASTM, EN, USP, ISO, and PCPC methods — from a GCP-compliant laboratory in Texas, USA. Supporting FDA and Health Canada regulatory submissions and international cosmetics compliance requirements.

At a Glance
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Why Choose Eurofins CRL?
- Expertise: Our highly experienced R&D, GLP, and GCP scientists bring years of experience in non-clinical and clinical testing — supporting FDA, Health Canada, and international regulatory submissions.
- Specialization: We focus on Clinical Antiseptic Rub and Antiseptic Wash Testing at our GCP-compliant Texas lab — delivering defensible data for OTC and personal care submissions.
- Comprehensive Services: From in-vivo to in-vitro testing, we offer a wide range of methodologies — including ASTM, EN, USP, ISO, EP, and PCPC protocols.
- Reliability: With a large database of dependable subjects and a GCP-compliant facility, we ensure consistent, high-quality, audit-ready results.
Our Antimicrobial and Antiseptic Efficacy Services for Cosmetics & Personal Care Products
In-Vitro Suspension Time-Kill Testing
We test to evaluate the level of antimicrobial or antiseptic efficacy of your product.
- ASTM E2315
- ASTM E2783
- EN 13624
- EN 13727
- EN1276
In-Vivo Hand Sanitizer & Handrub Efficacy Testing
We test how well your handrub products reduce germs on the hands in a clinical setting using human volunteers.
- ASTM E2755 (Healthcare Handrub Test Method)
- EN 1500 (Hygienic Handrub Test Method)
In-Vivo Handwash Efficacy Testing
We test how well your handwash products reduce germs on the hands in a clinical setting using human volunteers.- ASTM E1174
- EN 1499
Other In-Vivo Efficacy Testing
We can test your antimicrobial or antiseptic using a variety of in-vivo methods and can create custom protocols to suit your needs.
- ASTM E2613 & ASTM E2276 (In-vivo Fingerpad Testing)
- ASTM E2752 (In-vivo Residual Effectiveness Testing)
- ASTM E1882 (Agar Patch Testing)
CHG Compatibility Testing
- We test if your product is compatible with Chlorhexidine Gluconate (CHG), an important clinical antiseptic handwash.
In-Vitro MIC/MBC Testing
- We test to evaluate the lowest concentration of your product that inhibits the growth of or eliminate microorganisms.
Stability Testing
- We evaluate the shelf-life of your product, using real-time stability testing in ambient conditions and/or accelerated aging conditions.
Antimicrobial Textile Testing
We evaluate the antimicrobial activity of your textiles.
- AATCC 100
Preservative Efficacy Testing
We assess how well preservatives in your product inhibit the growth of or eliminate microorganisms.
- USP <51>
- ISO 11930
- PCPC M-3 & M-6
- EP 5.1.3
Microbial Limits Testing (Screening for Specified Organisms)
We screen your product to ensure that it does not contain the presence of problematic microorganisms like S. aureus, E. coli, P. aeruginosa, and others.
- USP <60> & <62>
- PCPC M-2
- EP 2.6.1.3
Microbial Limits Testing (Total Content)
We assess your product to ensure that it meets established limits for microbial contamination.- USP <61>
- PCPC M-1
- EP 2.6.1.2
Our Process

Why Choose Eurofins CRL for Microbiology Testing?
Eurofins CRL is the trusted leader in microbiology testing solutions. We offer:
- Over 30 Years of Expertise: We have extensive experience in performing efficacy testing and safety evaluations for personal care and cosmetic products — supporting FDA, Health Canada, and international submissions.
- Supporting All Stages of Development: Our services cater to product development, quality assurance, claims substantiation, and regulatory dossier preparation.
- Standard and Customized Solutions: We offer standard methodologies (e.g., ASTM, EN, USP, ISO, PCPC, EP) alongside method development and customization to meet your specific regulatory and formulation needs.
- GCP Compliance: Our Texas facility ensures regulatory compliance for FDA, European, and Health Canada regulated products — delivering defensible, audit-ready data for regulatory submission.
- Testing that Suits Your Needs: We are able to develop and/or customize existing testing methods to execute testing that suits your specific product, target market, and regulatory framework.
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