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GB/T 42943-2023: General principles for pulp molding products Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid
Similar standardsGB/T 42943-2023: General principles for pulp molding products---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT42943-2023GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 85.080 CCS Y 39 GB/T 42943-2023 General principles for pulp molding products ISSUED ON: AUGUST 06, 2023 IMPLEMENTED ON: MARCH 01, 2024 Issued by: State Administration for Market Regulation; Standardization Administration of the People’s Republic of China. Table of ContentsForeword ... 3 1 Scope ... 4 2 Normative references ... 4 3 Terms and definitions ... 5 4 Raw materials ... 5 5 Requirements ... 5 6 Test methods ... 6 7 Inspection rules ... 6 8 Marking, packaging, transportation, and storage ... 8ForewordThis document was drafted in accordance with the provisions of GB/T 1.1-2020 “Directives for standardization - Part 1: Rules for the structure and drafting of standardizing documents”. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. The issuing authority of this document shall not be held responsible for identifying any or all such patent rights. This document was proposed by China National Light Industry Council. This document shall be under the jurisdiction of National Technical Committee on Paper Industry of Standardization Administration of China (SAC/TC 141). Drafting organizations of this document: China National Pulp and Paper Research Institute Co., Ltd., Wing Fat (Jiangsu) Molded Fiber Packaging Technology Co., Ltd., Sinolight Paper Inspection and Certification Co., Ltd., Wing Fat (Henan) Molded Fiber Technology Development Co., Ltd., Qingdao Wing Fat Molded Fiber Co., Ltd., Shenzhen YUTO Packaging Technology Co., Ltd., Hangzhou Tomato Environmental Protection Technology Co., Ltd., Zhejiang Zhongxin Environmental Protection Technology Group Co., Ltd., Chongqing Kaichen Technology Co., Ltd., Guangxi FirstPak Environmental Technology Co., Ltd., Shandong Bohui Paper Co., Ltd. Main drafters of this document: Gao Jun, Cui Liguo, Zhang Jingfan, Zhao Shixin, Chen Junzhong, Ai Yongzhong, Zhang Xinchao, Cui Xiaofeng, Liu Zhongqing, Liu Aiqing, Wang Jianhua, Teng Bubin, Liu Linhui, Zhang Shuming, Zhao Wei, Meng Yi, Wen Jianyu, Wang Xinting. General principles for pulp molding products1 ScopeThis document specifies the requirements, inspection rules, marking, packaging, transportation, and storage of pulp molding products, and describes the corresponding test methods. This document applies to the production, inspection, and sale of all pulp molding products, except pulp molding products for food contact.2 Normative referencesThe following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 462 Paper, board and pulps - Determination of moisture content of analytical sample GB/T 2828.1 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection GB/T 22804 Pulp, paper and board - Determination of mercury content GB/T 22904 Pulp, paper and board - Determination of total chlorine and organically bound chlorine GB/T 24990 Paper, board and pulps - Determination of chromium GB/T 24991 Paper, board and pulps - Determination of lead content - Graphite furnace atomic absorption spectrometry method GB/T 24997 Paper, board and pulps - Determination of cadmium content - Atomic absorption spectrometric method GB/T 26125 Electrical and electronic products - Determination of six regulated substances (lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls, polybrominated diphenyl ethers) GB 31604.49 National food safety standard - Food contact materials and products - Determination of arsenic, cadmium, chromium and lead and determination of migration of arsenic, cadmium, chromium, nickel, lead, antimony and zinc6 Test methods6.1 Delivery moisture It is determined according to the provisions of GB/T 462. 6.2 Heavy metals Lead (Pb) is determined according to the provisions of GB/T 24991, chromium (Cr) is determined according to the provisions of GB/T 24990, mercury (Hg) is determined according to the provisions of GB/T 22804, cadmium (Cd) is determined according to the provisions of GB/T 24997. Microwave digestion method is used for pretreatment. Lead (Pb), chromium (Cr) and cadmium (Cd) can also be determined according to the provisions of GB 31604.49. In case of arbitration, it is determined according to the provisions of GB 31604.49. The sum of the determined values of the 4 heavy metals is the total amount of heavy metals (Pb, Cr, Hg, Cd). 6.3 Polybrominated biphenyls and polybrominated diphenyl ethers It is determined according to the provisions of GB/T 26125. 6.4 Organically bound chlorine It is determined according to the provisions of GB/T 22904. 6.5 Phthalates It is determined according to the provisions of GB/T 37860.7 Inspection rules7.1 The manufacturer shall ensure that the pulp molding products produced meet the requirements of Clause 5. The delivery quantity of pulp molding products continuously produced with the same specifications, the same raw materials, and the same process is one batch, and each batch shall not exceed 10 thousand. 7.2 The counting sampling inspection procedure is carried out according to the provisions of GB/T 2828.1. The sample unit of pulp molding products is a box or a bundle. Acceptance quality limit (AQL): AQL = 4.0 for heavy metals, polybrominated ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. 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