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  2. Certificate of analysis - Wikipedia

    en.wikipedia.org/wiki/Certificate_of_analysis

    A certificate of analysis (COA) is a formal laboratory-prepared document that details the results of (and sometimes the specifications and analytical methods for) one or more laboratory analyses, signed—manually or electronically—by an authorized representative of the entity conducting the analyses. This document gives assurances to the ...

  3. Product certification - Wikipedia

    en.wikipedia.org/wiki/Product_certification

    product certifications (many nations) Product certification or product qualification is the process of certifying that a certain product has passed performance tests and quality assurance tests, and meets qualification criteria stipulated in contracts, regulations, or specifications (sometimes called "certification schemes" in the product certification industry).

  4. Certificate of origin - Wikipedia

    en.wikipedia.org/wiki/Certificate_of_origin

    Certificate of origin means a specific form identifying the goods, in which the authority or body empowered to issue it certifies expressly that the goods to which the certificate relates originate in a specific country. This certificate may also include a declaration by the manufacturer, producer, supplier, exporter or other competent person;

  5. Certificate of authenticity - Wikipedia

    en.wikipedia.org/wiki/Certificate_of_authenticity

    A certificate of authenticity (COA) is a seal or small sticker on a proprietary computer program, t-shirt, jersey, or any other memorabilia or art work, especially in the world of computers and sports. It is commonly a seal on paper authenticating a specific art work which and is made to demonstrate that the item is authentic.

  6. Airworthiness certificate - Wikipedia

    en.wikipedia.org/wiki/Airworthiness_certificate

    A certificate of airworthiness (CoA), or an airworthiness certificate, is issued for an aircraft by the civil aviation authority in the state in which the aircraft is registered. The CoA attests that the aircraft is airworthy insofar as the aircraft conforms to its type design. Each certificate is issued in one of a number of different ...

  7. Certified reference materials - Wikipedia

    en.wikipedia.org/wiki/Certified_reference_materials

    Reference Materials that do not meet all the criteria for certified reference materials are more widely available: the principal difference is the additional evidence of metrological traceability and statement of measurement uncertainty provided on the certificate for certified reference materials.

  8. Cerilliant Corporation - Wikipedia

    en.wikipedia.org/wiki/Cerilliant_Corporation

    Cerilliant Corporation, located in Round Rock, Texas, is a manufacturer of certified reference standards and certified reference materials providing products and services to forensic / toxicology, diagnostic/clinical, environmental, natural products, [1] and pharmaceutical industries.

  9. China Compulsory Certificate - Wikipedia

    en.wikipedia.org/wiki/China_Compulsory_Certificate

    The CCC certificate and the Permission of Printing, which allows the manufacturer to mark the CCC-certified product with the CCC mark, must be renewed annually in order to keep the validity of the certificate. The renewal can only be done through a follow-up certification. Part of the follow-up certification is a one-day factory audit.