T/DHH 002-2023 Geographical Indication Trademark: Donggang Variegated Clam
T/DHH 002-2023 Geographical Indication Trademark: Donggang Variegated Clam
Basic Information
Scope
Main technical content: I. Sensory and Specification Requirements - Appearance: The shell should be intact, with no deformations, fractures, attachments, or visible impurities on its surface. - Vitality: When removed from water, the bivalve shell should close tightly or open and close independently. - Odor: No abnormal odor. - Tissue morphology: The muscle tissue should be dense and elastic, with a shiny color. - Boiling test: It should have the unique fresh flavor and texture of Donggang miscellaneous clams, with no abnormal odor. - Shell length: ≥3.0cm. II. Microbiological Indicators - Total Coliform Count: ≤106 CFU/g. - Escherichia coli: ≤300 CFU/100g. - Pathogenic bacteria (Salmonella, Vibrio parahaemolyticus) must not be detected. III. Hygiene Indicators They should comply with the provisions of GB 2733.