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QA Testing Service

Our cosmetics preservative efficacy testing complies to ISO/IEC 17025 standard

Challenge testing of cosmetics preservatives help you to ensure microbial quality, demonstrating preservative efficacy during product shelf-life according to United States Pharmacopeia (USP) Antimicrobial Effectiveness Testing.
Microorganisms typically used for challenge testing include Escherichia coli, Staphylococcus aureus, Pseudomonas aeruginosa, Candida albicans and Aspergillus brasiliensis.