GB/T 28004.1-2021 PDF EnglishUS$395.00 · In stock · Download in 9 seconds
GB/T 28004.1-2021: Disposable diapers - Part 1: Disposable diapers for baby Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid GB/T 28004.1: Historical versions
Similar standardsGB/T 28004.1-2021: Disposable diapers - Part 1: Disposable diapers for baby---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/GBT28004.1-2021NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 85.080 Y 39 Partially replacing GB/T 28004-2011 Disposable diapers - Part 1.Disposable diapers for baby Issued on. APRIL 13, 2021 Implemented on. MAY 01, 2022 Issued by. State Administration for Market Regulation; Standardization Administration of the People's Republic of China. Table of ContentsForeword... 3 Introduction... 5 1 Scope... 6 2 Normative references... 6 3 Terms and definitions... 7 4 Product classification... 7 5 Technical requirements... 8 6 Raw material requirements... 9 7 Test methods... 9 8 Inspection rules... 13 9 Marking, packaging, transportation, storage... 15 Annex A (Normative) Determination method of penetration performance... 17 Annex B (Normative) Determination of pH value... 24 Annex C (Normative) Determination of foreign material... 26 Annex D (Normative) Determination of migratory fluorescent substances... 29 Annex E (Normative) List of decomposable carcinogenic aromatic amine dyes... 31 Bibliography... 321 ScopeThis Part of GB/T 28004 specifies product classification, technical requirements, test methods, inspection rules and markings, packaging, transportation and storage of baby diapers, diaper mats, diaper pads (nursing pads). This Part applies to disposable baby diapers, diaper mats, diaper pads (nursing pads) made of outer covering material, built-in absorbent layer, leak-proof backing film. This Part also applies to infant swimming diapers, low-birth-weight infant diapers and infant diapers with special functions (such as toilet training).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 and board - Determination of moisture content GB/T 6682, Water for analytical laboratory use - Specification and test methods GB/T 10739, Paper, board and pulps - STANDARD atmosphere for conditioning and testing GB 15979, Hygienic standard for disposable sanitary products GB/T 17592, Textiles - Determination of the banned azo colorants GB/T 21331, Fluff pulp GB/T 22875, Super-absorbent polymer for sanitary towel and diapers GB/T 23344, Textiles - Determination of 4-aminoazobenzene GB/T 24218.6, Textiles - Test methods for nonwovens - Part 6.Absorption GB/T 24292, Sanitary product - Air-laid GB/T 33280-2016, Specification and size of disposal diapers GB/T 34448-2017, Tissue paper and disposable products - Determination of formaldehyde GB/T 36420, Tissue paper and products - Safety assessment management system of chemicals and materials GB/T 37859, Paper, board and paper products - Determination of acrylamide GB/T 37860, Paper, board and paper products - Determination of phthalates QB/T 4508, Hygienic products mount Safety Technical Specifications for Cosmetics (Edition 2015) (Announcement No. 268 of 2015 of China Food and Drug Administration)3 Terms and definitionsFor the purposes of this document, the following terms and definitions apply. 3.1 absorption speed the time required for a specimen to absorb a certain amount of test solution 3.2 rewet after the specimen absorbs a certain amount of test solution, under a certain pressure, the mass of the test solution returned to the surface layer 3.3 leakage after the specimen absorbs a certain amount of the test solution, under a certain pressure, the mass of the test solution that passes through the anti-leakage bottom film 3.4 top sheet SAP residual super absorbent resin attached to the surface of the specimen 3.5 foreign material substances other than the normal composition and form of baby diapers, diaper mats, diaper pads (nursing pads)4 Product classification4.1 According to product structure, it is divided into baby diapers, diaper mats and diaper pads (nursing pads). 4.2 Baby diapers are divided into waist type diapers and pants type diapers according to wearing methods. 4.3 Baby diapers and baby mats can be divided into different models such as newborn (NB), small (S), medium (M), large (L), extra large (XL), extra extra large (XXL). NOTE. The product specifications of diapers for low-birth-weight infants can be stipulated by themselves.5 Technical requirements5.1 The technical indicators of baby diapers, diaper mats and diaper pads (nursing pads) shall meet the requirements of Table 1. 5.2 The safety indicators of baby diapers, diaper mats and diaper pads (nursing pads) shall meet the requirements of Table 2. 5.3 The hygiene indicators of baby diapers, diaper mats and diaper pads (nursing pads) shall comply with the provisions of GB 15979. 5.4 The applicable weight and maximum applicable waist circumference of baby diapers shall meet the requirements for baby diapers in GB/T 33280-2016. 5.5 The appearance of baby diapers, diaper mats and diaper pads (nursing pads) shall be clean, without fading.6 Raw material requirements6.1 Among the raw materials used in baby diapers, diaper mats and diaper pads (nursing pads), fluff pulp shall meet the requirements of GB/T 21331.Super absorbent resin shall comply with the provisions of GB/T 22875.Dust-free paper shall meet the requirements of GB/T 24292.The absorbent paper shall meet the requirements of QB/T 4508.7 Test methods7.1 Specimen processing When measuring piece mass deviation, permeability, surface layer attachment, and anti- side leakage performance, the specimen shall be treated for at least 4 hours under the temperature and humidity conditions specified in GB/T 10739.Test under these conditions. 7.2 Piece mass deviation Use a balance of which the resolution is 0.1g to weigh the net weight of 6 specimens of the same specification. 6 specimens are from at least two minimum sales packages. 7.3 Penetration properties Penetration properties are determined in accordance with Annex A. 7.4 Top sheet SAP residual WARNING - Copper sulfate is toxic and shall be used with care. Take any two specimens (from the two smallest sales packages). Cut the elastic band (pants type diaper). Use a splint or tape to secure the specimen to the plate. Place horizontally on the test bench. Use a watering bottle to evenly spray 0.5% copper sulfate solution on the surface of the specimen (the surface of the specimen can be slightly moistened). 7.5 pH value The pH value is determined according to Annex B. 7.6 Foreign material The foreign material is determined according to Annex C. 7.7 Anti-side leakage performance Take any two specimens (from the two smallest sales packages). Cut the elastic at the waist (pants type diapers). Use a splint or Velcro to fix the specimen on the rectangular plate. The length direction of the specimen shall be parallel to the direction of the long side of the plate. Tilt the plate at 45° to the horizontal. 7.8 Delivery moisture Delivery moisture is determined according to GB/T 462.Sampling method. 7.9 Heavy metal content The content of heavy metals lead, arsenic, cadmium and mercury shall be determined according to 1.6 in Chapter 4 of "Safety Technical Specifications for Cosmetics" (Edition 2015). Use microwave digestion method for sample processing. 7.10 Migratory fluorescent substances The migratory fluorescent substances are determined according to Annex D. 7.11 Acrylamide content Acrylamide content is determined according to GB/T 37859. 7.12 Formaldehyde content The formaldehyde content is determined by high performance liquid chromatography in GB/T 34448-2017. 7.13 Phthalates content The phthalate content is determined according to GB/T 37860. 7.14 Decomposable carcinogenic aromatic amine dyes Decomposable carcinogenic aromatic amine dyes are determined according to GB/T 17592 and GB/T 23344.See Annex E for a list of decomposable carcinogenic aromatic amine dyes. When testing, try to take samples from the parts with darker printing or dyeing. 7.15 Hygiene indicators Hygiene indicators are determined according to GB 15979. 7.16 Applicable maximum waist circumference of diapers The applicable maximum waist circumference of diapers is determined in accordance with Annex A of GB/T 33280-2016. 7.17 Appearance quality Appearance quality is visually inspected.8 Inspection rules8.1 Exit-factory inspection Products shall be inspected batch by batch according to the requirements of this Part before leaving the factory. Products can only leave the factory if they meet the standard. 8.2 Type inspection Similar products with the same raw materials and the same process shall be subject to type inspection no less than once every two years. Type inspection shall also be carried out in one of the following situations. 8.3 Inspection items Exit-factory inspection items are routine inspection items. Type inspection items include all inspection items, as shown in Table 3. 8.5 Sampling method 8.5.1 Exit-factory inspection From a batch of products, randomly select 3 products. Take 2 packs (each pack is counted as 20 pieces) samples from each piece, 6 packs of samples in total. 4 packs are used for inspection and 2 packs are used for re-inspection. If there are less than 20 pieces per package, 120 pieces shall be converted into the corresponding minimum packaging unit. 8.6 Rules for determination 8.6.1 Exit-factory inspection When the inspected product meets all the technical requirements of the exit-factory inspection in Table 3, it will be judged as conforming. When any one of these inspection items fails, it is judged to be nonconforming. 8.7 Quality assurance The product can only leave the factory after passing the inspection and attaching the quality mark.9 Marking, packaging, transportation, storage9.1 Product sales identification and packaging 9.1.1 The following contents shall be indicated on the product sales package. 9.1.2 The sales packaging of the product shall ensure that the product is not contaminated. The various identification information on the sales package shall be clear and not easy to fade. 9.2 Product transportation and storage 9.2.1 Products shall use clean tools with protective measures during transportation. Prevent heavy pressure, sharp object collision, sun and rain. 9.2.2 The finished product shall be stored in a dry and ventilated room without direct sunlight. Prevent the effects of rain, snow and ground moisture. Must not coexist with polluting or toxic chemicals. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of English version of GB/T 28004.1-2021 be delivered?Answer: The full copy PDF of English version of GB/T 28004.1-2021 can be downloaded in 9 seconds, and it will also be emailed to you in 9 seconds (double mechanisms to ensure the delivery reliably), with PDF-invoice.Question 2: Can I share the purchased PDF of GB/T 28004.1-2021_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 28004.1-2021_English will be deemed to be sold to your employer/organization who actually paid for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. 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