GB 4789.20-2024 English PDF (GB4789.20-2024)

This Standard specifies the sampling and sample treatment methods for aquatic products and their products. This Standard is applicable to the sampling and sample treatment of aquatic products and their products. 2 Equipment and Materials 2.1 Sampling Tools The sampling tools shall be made of stainless steel or other materials of appropriate strength, with smooth surfaces, no gaps, and rounded corners. The sampling tools shall be cleaned and sterilized and kept dry before use. The sampling tools include stirring utensils, sampling spoons, spoons, knives, sampling drills, scissors and tweezers, etc. 2.2 Sample Containers The material (such as: glass, stainless steel and plastic, etc.) and structure of the sample containers shall be able to thoroughly ensure the original state of the sample. Containers and lids shall be clean, sterile and dry. The sample containers shall be of sufficient volume, so that the sample can be thoroughly mixed before inspection. The sample containers include sampling bags, sampling tubes and sampling bottles, etc. 2.3 Other Supplies Include alcohol lamps, thermometers, aluminum foils, sealing films, markers and sampling registration forms, etc. 3 Sampling 3.1 Sampling Principle and Sampling Scheme The sampling principle and sampling scheme shall comply with the stipulations of GB 4789.1. The number of sampling pieces n shall comply with the requirements of relevant food safety standards. The sampling size of each sample shall not be less than 5 times the samples of the GB 4789.20-2024 www.ChineseStandard.net  Buy True-PDF  Auto-delivery. Page 5 of 11 inspection organization or be determined in accordance with the purpose of inspection. The sampling requirements for a food sample are specified as follows. The sampling of bulk aquatic products and their products shall adopt aseptic operation, and the appropriate sampling method and sampling quantity shall be determined in accordance with the type of products and the purpose of inspection. Ex...