GB/T 35940-2018
ActiveSeawater cultured pearl oysters and classification of pearls
海水育珠品种及其珍珠分类
Application Summary AI generated
GB/T 35940-2018 defines the classification criteria for seawater-cultured pearl oysters and the resulting pearls, specifying species identification, grading parameters, and quality standards. It is applied in the pearl aquaculture industry, particularly for harvesting, processing, and trading of marine pearls from species like Pinctada martensii. The standard ensures consistency in pearl valuation and traceability for commercial transactions and quality control in jewelry production.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.