This standard supersedes "Hygienic Standard for Polyvinyl Chloride Resin Used as Food Container and Packaging Material" (GB 4803-1994), "Hygienic Standard for Polyethylene Resin Used as Food Packaging Material" (GB 9691-1988), "Hygienic Standard for Polystyrene Resin Used as Food Packaging Material" (GB 9692-1988), "Hygienic Standard for Polypropyrene Resin Used as Food Packaging Material" (GB 9693-1988), "Hygienic Standard for Polyethylene Terephthalate Resin Used as Food Containers and Packaging Materials" (GB 13114-1991), "Hygienic Standard for Polycarbonate Resin Used as Food Containers and Packaging Materials" (GB 13116-1991), "Hygienic Standard of Vinylidene Chloride-Vinyl Chloride Copolymer Resins for Food Containers and Packaging Material" (GB 15204-1994), Resin part of "Hygienic Standard for Unsaturated Polyester Resin and Glass Fiber Reinforced Plastics Used as Food Containers and Packaging Materials" (GB 13115-1991) and "Hygienic Standard of Nylon 6 Resins for Food Packaging Material" (GB 16331-1996) and "Announcement on Publishing the List of 107 Resins Available for Food Package Materials such as polytetramethylene adipamide (Announcement No.23 [2011] of the former Ministry of Health) with regard to plastic resin.
Compared with the above standards and announcement, the main changes in this standard are as follows:
- The standard name is modified as "National Standard of Food Safety - Food Contact Plastic Resin";
- The scope is modified;
- Terms and definitions are added;
- Basic requirements are added;
- Raw material requirements are added;
- Physical and chemical indexes are modified;
- General requirements for migration test are added;
- Label identification requirements are added;
- Appendix A is added.
1 Scope
This standard is applicable to manufacture the resin and its blend for food contact plastic materials and products, including unvulcanized thermoplastic elastomer resin and its blend.
2 Terms and Definitions
2.1 Resin
Macromolecular substance synthetized by monomer with low relative molecular mass and other initiators through addition polymerization, condensation polymerization and microbial fermentation polymerization and the natural macromolecular substance through chemical modification, which is also known as polymer.
2.2 Resin blend
Solid polymer material blended by two or more kinds of polymers with same or different chemical structure and physical state through physical and/or chemical method, which is uniform and continuous in macro-level and also known as polymer blend or polymer alloy, each kind of polymer may be regarded as the main structure component or phase of resin material and its product.
3 Basic Requirements
Food contact plastic resin shall meet the requirements of GB 4806.1.
4 Technical Requirements
4.1 Raw material requirements
4.1.1 The raw material for producing food contact plastic resin shall be able to ensure that it will not harm the human health under the normal or intended use condition.
4.1.2 The allowable resins shall meet the requirements of Appendix A and relevant announcement.
4.2 Sensory requirements
Sensory requirements shall meet those specified in Table 1.
Table 1 Sensory Requirements
Item Requirements
Sensory inspection Normal color and luster, and free from abnormal odor and foreign matters.
Soak solution The soak solution obtained from migration test shall be free from sensory deterioration such as coloration, turbidity, precipitation and abnormal odor.
4.3 Physical and chemical indexes
The physical and chemical indexes of monomer and other initiators, such as specific migration limit, total specific migration limit and maximum residue quantity shall meet the requirements of Appendix A and relevant announcement.
4.4 Additives
Additives shall meet the requirements of GB 9685 and relevant announcements.
5 Others
5.1 Migration test
Migration test shall be implemented according to the requirements of GB 31604.1 and GB 5009.156.
5.2 Label identification
5.2.1 Label identification shall meet the requirements of GB 4806.1, besides, the resin name shall be indicated in label, instructions or accompanied documents according to the requirements of Appendix A in GB 4806.6-2016, as for polymer blends, the names of all resins shall be indicated.
5.2.2 It shall be ensured that the safety information is transmitted in each link of supply chain, ensuring that the relevant information of harmful substances affecting the food safety is traceable.
Foreword I 1 Scope 2 Terms and Definitions 3 Basic Requirements 4 Technical Requirements 5 Others Appendix A Allowable Plastic Resins with Their Using Requirements
This standard supersedes "Hygienic Standard for Polyvinyl Chloride Resin Used as Food Container and Packaging Material" (GB 4803-1994), "Hygienic Standard for Polyethylene Resin Used as Food Packaging Material" (GB 9691-1988), "Hygienic Standard for Polystyrene Resin Used as Food Packaging Material" (GB 9692-1988), "Hygienic Standard for Polypropyrene Resin Used as Food Packaging Material" (GB 9693-1988), "Hygienic Standard for Polyethylene Terephthalate Resin Used as Food Containers and Packaging Materials" (GB 13114-1991), "Hygienic Standard for Polycarbonate Resin Used as Food Containers and Packaging Materials" (GB 13116-1991), "Hygienic Standard of Vinylidene Chloride-Vinyl Chloride Copolymer Resins for Food Containers and Packaging Material" (GB 15204-1994), Resin part of "Hygienic Standard for Unsaturated Polyester Resin and Glass Fiber Reinforced Plastics Used as Food Containers and Packaging Materials" (GB 13115-1991) and "Hygienic Standard of Nylon 6 Resins for Food Packaging Material" (GB 16331-1996) and "Announcement on Publishing the List of 107 Resins Available for Food Package Materials such as polytetramethylene adipamide (Announcement No.23 [2011] of the former Ministry of Health) with regard to plastic resin.
Compared with the above standards and announcement, the main changes in this standard are as follows:
- The standard name is modified as "National Standard of Food Safety - Food Contact Plastic Resin";
- The scope is modified;
- Terms and definitions are added;
- Basic requirements are added;
- Raw material requirements are added;
- Physical and chemical indexes are modified;
- General requirements for migration test are added;
- Label identification requirements are added;
- Appendix A is added.
1 Scope
This standard is applicable to manufacture the resin and its blend for food contact plastic materials and products, including unvulcanized thermoplastic elastomer resin and its blend.
2 Terms and Definitions
2.1 Resin
Macromolecular substance synthetized by monomer with low relative molecular mass and other initiators through addition polymerization, condensation polymerization and microbial fermentation polymerization and the natural macromolecular substance through chemical modification, which is also known as polymer.
2.2 Resin blend
Solid polymer material blended by two or more kinds of polymers with same or different chemical structure and physical state through physical and/or chemical method, which is uniform and continuous in macro-level and also known as polymer blend or polymer alloy, each kind of polymer may be regarded as the main structure component or phase of resin material and its product.
3 Basic Requirements
Food contact plastic resin shall meet the requirements of GB 4806.1.
4 Technical Requirements
4.1 Raw material requirements
4.1.1 The raw material for producing food contact plastic resin shall be able to ensure that it will not harm the human health under the normal or intended use condition.
4.1.2 The allowable resins shall meet the requirements of Appendix A and relevant announcement.
4.2 Sensory requirements
Sensory requirements shall meet those specified in Table 1.
Table 1 Sensory Requirements
Item Requirements
Sensory inspection Normal color and luster, and free from abnormal odor and foreign matters.
Soak solution The soak solution obtained from migration test shall be free from sensory deterioration such as coloration, turbidity, precipitation and abnormal odor.
4.3 Physical and chemical indexes
The physical and chemical indexes of monomer and other initiators, such as specific migration limit, total specific migration limit and maximum residue quantity shall meet the requirements of Appendix A and relevant announcement.
4.4 Additives
Additives shall meet the requirements of GB 9685 and relevant announcements.
5 Others
5.1 Migration test
Migration test shall be implemented according to the requirements of GB 31604.1 and GB 5009.156.
5.2 Label identification
5.2.1 Label identification shall meet the requirements of GB 4806.1, besides, the resin name shall be indicated in label, instructions or accompanied documents according to the requirements of Appendix A in GB 4806.6-2016, as for polymer blends, the names of all resins shall be indicated.
5.2.2 It shall be ensured that the safety information is transmitted in each link of supply chain, ensuring that the relevant information of harmful substances affecting the food safety is traceable.
Contents of GB 4806.6-2016
Foreword I
1 Scope
2 Terms and Definitions
3 Basic Requirements
4 Technical Requirements
5 Others
Appendix A Allowable Plastic Resins with Their Using Requirements
