Standard No.:	GB 4806.4-2016
English Name:	National Food Safety Standard- Ceramic ware
Chinese Name:	食品安全国家标准 陶瓷制品
Professional Classification:	GB    National Standard
Issued by:	National Health and Family Planning Commission
Issued on:	2016-10-19
Implemented on:	2017-4-19
Status:	valid
Superseding:	GB 13121-1991 Hygienic standard of ceramics for food containers GB 14147-1993 permissible limits of release of lead or cadmium from ceramic packaging vessel in contact with food GB 8058-2003 Standard permissible limits and testing method for release of lead or cadmium from ceramic cookware GB 12651-2003 STANDARD permissible limits of lead and cadmium release from ceramic ware in contact with foodq
Language:	English
File Format:	PDF
Word Count:	1000 words
Price(USD):	60.0
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This standard supersedes the corresponding indexes in "Hygienic Standard of Ceramics for Food Containers" (GB 13121-1991), "Standard Permissible Limits of Release of Lead or Cadmium from Ceramic Packaging Vessel in Contact with Food" (GB 14147-1993), "Standard Permissible Limits and Testing Method for Release of Lead or Cadmium from Ceramic Cookware" (GB 8058-2003) and "Standard Permissible Limits of Lead and Cadmium Release from Ceramic Ware in Contact with Food" (GB 12651-2003). Compared with the above-mentioned standards, the main changes in this standard are as follows: - Standard name is revised as "National Food Safety Standard - Ceramic Ware"; - Description of scope is modified; - Terms and definitions are added; - Sensory requirements are modified; - Physical and chemical indexes are modified; - Basic requirements of migration test are added and migration test conditions are modified; - Label identification is added. National Food Safety Standard Ceramic Ware 食品安全国家标准 陶瓷制品 1 Scope This standard is applicable to food contact ceramic ware. 2 Terms and Definitions 2.1 Flat products Products in which the distance from the mouth along horizontal plane to the lowest internal plane is less than or equal to 25mm. 2.2 Storage tank Hollow products with volume larger than or equal to 3L. 2.3 Hollow products Products in which the distance from the mouth along horizontal plane to the lowest internal plane is greater than 25mm. 2.4 Large hollow products Hollow products with volume larger than or equal to 1.1L and less than 3L. 2.5 Small hollow products (excluding cups) Hollow products with volume less than 1.1L. 2.6 Cups Hollow products daily used for holding water or drinks. 2.7 Cooking ware Products used for heating and preparing foods. 3 Basic Requirements The food contact ceramic ware shall meet the requirements specified in GB 4806.1. 4 Technical Requirements 4.1 Raw material requirements The raw material of ceramic ware shall meet the requirements specified in GB 4806.1. 4.2 Sensory requirements The glazed products shall be uniform in glaze and colors and the decoration shall be free from shedding. 4.3 Physical and chemical indexes Physical and chemical indexes shall meet those specified in Table 1. Table 1 Physical and Chemical Indexes Item Index Inspection method Flat products /(mg/dm2) Storage tank/(mg/L) Large hollow products / (mg/L) Small hollow products (excluding cups)/(mg/L) Cups/ (mg/L) Cooking ware/ (mg/L) Plumbum (Pb)≤ 0.8 0.5 1.0 2.0 0.5 3.0 GB 31604.34 Cadmium (Cd)≤ 0.07 0.25 0.25 0.30 0.25 0.30 GB 31604.24 5 Others 5.1 Migration test 5.1.1 Basic requirements Unless otherwise specified in this standard, migration test shall be implemented according to the requirements of GB 31604.1 and GB 5009.156. 5.1.2 Food simulants Only 4% acetic acid solution (volume fraction) shall be adopted for food simulants. 5.1.3 Migration test conditions (time and temperature) Only the conditions listed in Table 2 shall be selected for the time and temperature of migration test.

Foreword I 1 Scope 2 Terms and Definitions 3 Basic Requirements 4 Technical Requirements 5 Others