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  • https://www.certifiedcosmetics.com/wp-content/uploads/2025/02/spec_lab_test-300x300.jpg
    Claim Verification & Ingredient TestingLaboratoryCommon Tests

    Certificate of Analysis – CoA

    $91.86 Add to cart
  • Real patch test on the naked shoulder and back of a young blonde hair girl. Allergy patch testing is used to screen substances to determine the cause of an allergic skin reaction
    Efficacy TestingSkin TestingLaboratory

    Dermatological Patch Test

    Price range: $197.78 through $816.19 Select options This product has multiple variants. The options may be chosen on the product page
  • Biological research. Intelligent thoughtful woman studying bacteria development while conducting biological research
    LaboratoryMicrobiological Testing

    Microbiology Test

    $79.23 Add to cart
  • Close-up of person producing face cream adding argan oil
    Challenge TestingLaboratory

    Preservative Efficacy Challenge Test

    $229.66 Add to cart
  • Close-up shot of white plastic jar with luxury face cream in hands of beautician. Skin care products
    LaboratoryStability Testing

    Stability and Compatibility Test

    Price range: $263.72 through $527.43 Select options This product has multiple variants. The options may be chosen on the product page
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