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A mill test report (MTR) and often also called a certified mill test report, certified material test report, mill test certificate (MTC), inspection certificate, certificate of test, or a host of other names, is a quality assurance document used in the metals industry that certifies a material's chemical and physical properties and states a product made of metal (steel, aluminum, brass or ...
Industry quality standards require materials to be tested at the manufacturer and the results of these tests be submitted through a report, also called a mill sheet, mill certificate or mill test certificate (MTC). The only way to trace a steel plate back to its mill sheet is the heat number.
The precious metal purity and content of these coins is guaranteed by the respective mint or government, and, therefore, the assay of the raw materials and finished coins is an important quality control. In the UK, the Trial of the Pyx is a ceremonial procedure for ensuring that newly minted coins conform to required standards.
A certificate of analysis can be associated with cannabis and cannabis-derived products, attesting to their laboratory analysis for cannabinoids, adulterants, heavy metals, pesticides, mold, etc. This gives consumers "an easy way to review test results from responsible companies selling cannabis and cannabis-infused products". [12]
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).
QA includes management of the quality of raw materials, assemblies, products and components, services related to production, and management, production and inspection processes. [8] The two principles also manifest before the background of developing (engineering) a novel technical product: The task of engineering is to make it work once, while ...
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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;