GB/T 8939-2018 PDF EnglishUS$145.00 · In stock · Download in 9 seconds
GB/T 8939-2018: Sanitary absorbent pads (panty liner) 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 8939: Historical versions
Similar standardsGB/T 8939-2018: Sanitary absorbent pads (panty liner)---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/GBT8939-2018NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 85.080 Y 39 Replacing GB/T 8939-2008 Sanitary absorbent pads (panty liner) Issued on. JUNE 07, 2018 Implemented on. JULY 01, 2019 Issued by. State Market Regulatory Administration; Standardization Administration of PRC. Table of ContentsForeword... 3 1 Scope... 5 2 Normative references... 5 3 Requirements... 6 4 Test methods... 7 5 Inspection rules... 9 6 Marking, packaging, transportation, storage... 10 Appendix A (Normative) Determination of absorption speed... 12 Appendix B (Normative) Formula of standard synthetic test solution... 15 Appendix C (Normative) Determination of pH... 16 Appendix D (Normative) Determination of migratory fluorescent substances 18 Appendix E (Normative) Determination of peel strength of back adhesive... 201 ScopeThis standard specifies the requirements, test methods, inspection rules, markings, packaging, transportation, storage of sanitary absorbent pads (panty liner). This standard is applicable to sanitary absorbent pads and panty liners which are composed of surface layer, inner absorption layer (containing fluff pulp and/or superabsorbent resin), anti-seepage base film, etc., and are specially machined and formed for women use.2 Normative referencesThe following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) are applicable to this standard. GB/T 462 Paper, board and pulp - Determination of moisture content of analytical sample 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 of samples GB 15979 Hygienic standard for disposable sanitary products GB/T 21331 Fluff pulp GB/T 22875 Superabsorbent polymer for sanitary towel GB/T 24292 Sanitary product - Air-laid paper GB/T 27731 Release paper for sanitary products3 Requirements3.1 The technical indicators of sanitary absorbent pads shall comply with the requirements of Table 1. 3.3 The hygienic requirements for sanitary absorbent pads (panty liner) shall comply with the provisions of GB 15979. 3.4 Sanitary absorbent pads (panty liner) shall not use recycled raw materials. The products shall be clean, free from dirt and damage, contain no foreign objects. Raw materials used for sanitary absorbent pads (panty liner). 3.5 Sanitary absorbent pads (panty liner) shall be packed in separate pieces. The materials used for direct contact with the product shall not use the recycled raw materials. 3.6 The both ends of sanitary absorbent pads (panty liner) shall be firmly sealed. They shall not break during use. 3.7 Sanitary absorbent pads (panty liner) shall not be displaced during normal use. They shall not damage the underwear when peeled off. It shall not have obvious residue.4 Test methods4.1 Specimen processing and test conditions When determining the deviation of total-length, deviation of strip mass, water absorption rate, absorption speed, peel strength of back adhesive, the specimen shall be conditioned for at least 4 hours under the standard atmospheric conditions as specified in GB/T 10739, then tested under these conditions. 4.2 Deviation of total-length Use a ruler to measure the total-length of the specimen (measured from the longest part of the specimen), accurate to 1 mm. 4.3 Deviation of strip mass Use the balance which has a sensitivity of 0.01 g to respectively weigh the net weight (including release paper) of 6 specimens of the same specification. 4.4 Water absorption rate Take a piece of specimen. Tear off the release paper. Appropriately cut off the wing. Use a balance which has a sensitivity of 0.01 g to weigh the mass (pre- absorption mass). 4.5 Absorption speed The absorption speed is determined according to Appendix A. The formulation of the standard synthetic test solution for the determination of absorption speed is as shown in Appendix B. 4.6 pH The pH is determined according to Appendix C. 4.7 Moisture at delivery The moisture at delivery is determined according to GB/T 462.Sampling method. Take 2 packages of samples. 4.8 Formaldehyde content The formaldehyde content is determined by acetylacetone-visible spectrophotometry according to GB/T 34448-2017.When sampling, remove the outer packaging and release paper of the single-piece sanitary absorbent pads (panty liner). 4.9 Migratory fluorescent substance The migratory fluorescent substance is determined in accordance with Appendix D. 4.10 Peel strength of back adhesive The peel strength of the back adhesive is determined according to Appendix E. 4.11 Hygienic indicators The hygienic indicators are determined according to GB 15979.5 Inspection rules5.1 Requirements for inspection lot Take one delivery as a batch. The unit of the inspection sample is box. Each batch contains not more than 5000 boxes 5.2 Sampling method From a batch of products, randomly take 3 boxes. 5.3 Judgment rules When the inspected product meets all the requirements of clause 3 of this standard, the batch is judged to be qualified. When any of these inspection items fails, the batch is judged to be unqualified. 5.4 Quality assurance The manufacturer shall ensure that the product can only be exit-factory after the quality meets the requirements of this standard, the product passes the inspection and is accompanied with the qualification mark.6 Marking, packaging, transportation, storage6.1 Product sales marking and packaging 6.1.1 The product’s sales package shall be marked with the following contents. 6.1.2 The sales packaging of the product shall ensure that the product is not contaminated. The various marking information on the sales package shall be clear and not easy to fade. The Chinese characters, numbers, letters used in the product’s marking shall have a font height of not less than 1.8 mm. 6.2 Product transportation and storage 6.2.1 The finished product that has sales package is placed in the packaging box. The packaging box shall be marked of the product name, name and address of the manufacturer (or distributor), the number of interiors, etc. ......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 8939-2018 be delivered?Answer: The full copy PDF of English version of GB/T 8939-2018 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 8939-2018_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 8939-2018_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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