GB 30981.1-2025 PDF EnglishUS$260.00 · In stock · Download in 9 seconds
GB 30981.1-2025: Limit of harmful substances of coatings - Part 1: Architectural coatings 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 30981.1: Historical versions
Similar standardsGB 30981.1-2025: Limit of harmful substances of coatings - Part 1: Architectural coatings---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/GB30981.1-2025GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 87.040 CCS G 51 Replacing GB 18582-2020, GB 38468-2019 Limit of harmful substances of coatings - Part 1. Architectural coatings Issued on: MAY 30, 2025 Implemented on: JUNE 01, 2026 Issued by. State Administration for Market Regulation; Standardization Administration of the People’s Republic of China. Table of ContentsForeword... 3 Introduction... 5 1 Scope... 7 2 Normative references... 7 3 Terms and definitions... 9 4 Product classification... 12 5 Requirements... 12 6 Test methods... 17 7 Inspection rules... 22 8 Marking... 22 9 Implementation of the document... 23 Bibliography... 24 Limit of harmful substances of coatings - Part 1. Architectural coatings1 ScopeThis document specifies the product classification, requirements, inspection rules, marking and implementation of the document related to the permissible limits of substances harmful to the human body and the environment in architectural coatings and accessory materials, and describes the corresponding test methods. This document applies to all kinds of wall coatings that are directly applied on site for decoration, protection and other special functions (such as mildew prevention, algae prevention, thermal insulation, etc.) on the interior and exterior surfaces of buildings based on cement and other non-metallic materials, and accessory materials used in conjunction; it also applies to all kinds of floor coatings that are directly applied on site for decoration, protection and other special functions (such as antistatic, corrosion resistance, anti-slip, etc.) on the floor base surfaces such as cement mortar, concrete, stone, plastic or steel, and accessory materials used in conjunction. This document does not apply to architectural waterproof coatings and coatings for sports fields with synthetic surface layers.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 1725 Paints, varnishes and plastics - Determination of non-volatile-matter content GB/T 1727 General methods for preparation of coating films GB/T 3186 Paints, varnishes and raw materials for paints and varnishes - Sampling GB/T 5206 Paints and varnishes - Terms and definitions GB/T 6750 Paints and varnishes - Determination of density - Pyknometer method GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 9754 Paints and varnishes - Determination of gloss value at 20°, 60°and 85° volatile organic compounds content VOC content Under specified conditions, mass of volatile organic compounds (3.10) measured in the coating. [Source. GB/T 23986.2-2023, 3.4, modified] 3.12 semi-volatile organic compound; SVOC At normal temperature and pressure in the environment, organic liquids and/or solids that can evaporate naturally, but the evaporation rate is slower than that of VOC. [Source. GB/T 23986.2-2023, 3.2, modified] 3.13 semi-volatile organic compounds content SVOC content Under specified conditions, mass of semi-volatile organic compounds (3.12) measured in the coating. [Source. GB/T 23986.2-2023, 3.5, modified] 3.14 biocide A type of additive added to the coating to prevent organisms from eroding the substrate, coating or its coating film through microbial degradation. Example. In-can preservatives such as formaldehyde, methylisothiazolinone, chloromethylisothiazolinone, benzisothiazolinone, di(3-aminopropyl)dodecylamine; dry film mildew inhibitors such as octylisothiazolinone, dichlorooctylisothiazolinone, carbendazim, thiophanate-methyl, iodopropynyl carbamate; algaecides such as diuron, terbutryl, zinc pyrithione. Some biocides have multiple functions. [Source. GB/T 5206-2015, 2.27, modified] 3.15 application condition A condition when the application method and application conditions meet the requirements of the corresponding product technical specifications, and all components of the product are mixed and ready to be applied. [Source. GB/T 38597-2020, 3.5]4 Product classificationArchitectural coatings are divided into water-borne wall coatings, floor coatings, and accessory materials according to product categories. Water-borne wall coatings are divided into the following categories according to the application occasions. - interior wall coatings; interior wall coatings are divided into primers, intermediate coatings, topcoats and varnishes according to the coating structure. Primers are further divided into paints and varnishes according to the appearance of the coating film; intermediate coatings are further divided into flat coatings and textured coatings according to the coating effect; topcoats are further divided into flat coatings, textured coatings and effect pigment coatings according to the coating effect; flat coatings are further divided into gloss (60°) ≤ 10 GU and gloss (60°) > 10 GU according to the coating gloss. - exterior wall coatings; exterior wall coatings are divided into primers, intermediate coatings, topcoats and varnishes according to the coating structure; primers are further divided into paints and varnishes according to the appearance of the coating film; intermediate coatings are further divided into flat coatings and textured coatings according to the coating effect; topcoats are further divided into flat coatings, textured coatings and effect pigment coatings according to the coating effect. Floor coatings are divided into water-borne, solvent-borne and solvent-free according to the dispersion medium. Accessory materials are divided into water-borne and solvent-borne according to the dispersion medium.5 Requirements5.1 The limit values of harmful substances in water-borne wall coatings shall comply with the requirements of Table 1.When a coating product is clearly indicated to be suitable for multiple uses, it shall comply with the most stringent limit value requirement among all requirements. Carry out in accordance with the provisions of GB/T 23986.2-2023.The chromatographic column uses a medium polarity chromatographic column (6 % cyanopropylphenyl/94 % methyl polysiloxane capillary column), the chromatographic injection port temperature is 260 ℃ and the marker is diethyl adipate. Weigh about 1 g of the sample; the calibrant is limited to benzene, toluene, ethylbenzene, o-xylene, m- xylene, p-xylene, ethylene glycol methyl ether, ethylene glycol methyl ether acetate, ethylene glycol ethyl ether, ethylene glycol ethyl ether acetate, ethylene glycol dimethyl ether, ethylene glycol diethyl ether, diethylene glycol dimethyl ether, triethylene glycol dimethyl ether, methanol, ethanol, n-propanol, isopropanol, n-butanol, isobutanol, benzyl alcohol, isooctyl alcohol, ethylene glycol, 1,2-propylene glycol, diethylene glycol, triethylamine, dimethylethanolamine, 2-amino-2-methyl-1-propanol, ethylene glycol n-butyl ether, ethylene glycol phenyl ether, diethylene glycol n-butyl ether, ethylene glycol butyl ether acetate, diethylene glycol ethyl ether acetate, diethylene glycol butyl ether acetate, propylene glycol monomethyl ether, propylene glycol n-butyl ether, propylene glycol phenyl ether, dipropylene glycol monomethyl ether, dipropylene glycol n-butyl ether, acetone, methyl isoamyl ketone, N-methylpyrrolidone, 2,2,4-trimethyl-1,3-pentanediol, diethyl adipate; if other chromatographic peaks appear in the chromatogram, the relative correction factor relative to the alternative calibrant (diethyl adipate) shall be assumed to be 1.0 for calculation. The determination of moisture content is carried out in accordance with the provisions of GB/T 41953.The absolute difference between the two results of parallel determination is less than 1.0 %; if the moisture content in N,N-dimethylformamide (DMF) after molecular sieve drying is less than 0.02 %, the moisture content of DMF is set to zero. The moisture content of water-borne putties is not measured. The calculation of VOC content in coatings is carried out in accordance with 11.4 of GB/T 23986.2-2023, with a detection limit of 2 g/L. The calculation of VOC content in water-borne putties is carried out in accordance with 11.2 of GB/T 23986.2-2023 and converted into grams per kilogram (g/kg), with a detection limit of 1 g/kg. 6.2.1.4 VOC content in solvent-borne floor coatings (including putties) For solvent-borne floor coatings (including putties) without active diluents, it is carried out in accordance with the provisions of GB/T 23985-2009.The non-volatile content is carried out according to the provisions of GB/T 1725; weigh about 1 g of the sample, and the baking condition is (105 ± 2) ℃/1 h. The moisture content is not measured, and the moisture content is set to zero. The calculation of VOC content in solvent-borne floor coatings without active diluents is carried out in accordance with 8.3 of GB/T 23985-2009.The calculation of VOC content in solvent-borne putties without active diluents is carried out in accordance with 8.2 of GB/T 23985-2009 and converted into grams per kilogram (g/kg). For solvent-borne coatings (including putties) containing active diluents, it is carried out in accordance with the provisions of GB/T 34682-2017, the moisture content is not measured, and the moisture content is set to zero. The placement time for the determination of non-volatile content is 24 h under the standard test environment [temperature (23 ± 2) ℃, relative humidity (50 ± 5) %]. The calculation of VOC content in solvent-borne coatings containing active diluents is carried out in accordance with 8.3 of GB/T 34682-2017.The calculation of VOC content in solvent-borne putties containing active diluent is carried out in accordance with 8.2 of GB/T 34682-2017 and converted into grams per kilogram (g/kg). 6.2.1.5 VOC content in solvent-free floor coatings Carry out in accordance with the provisions of GB/T 34682-2017.The placement time for the determination of non-volatile content is 24 h under the standard test environment [temperature (23 ± 2) ℃, relative humidity (50 ± 5) %], or placed for the time required by the product instruction manual, but the placement time is not more than 7 d. The moisture content is not measured, and the moisture content is set to zero. The calculation of VOC content in coatings is carried out according to 8.3 of GB/T 34682-2017. 6.2.2 SVOC content Carry out in accordance with the provisions of GB/T 23986.2-2023.The chromatographic column uses a weak polarity chromatographic column (5 % phenyl/95 % methyl polysiloxane capillary column), the chromatographic injection port temperature is 280 °C, and the markers are diethyl adipate and n-docosane. Weigh about 1 g of the sample; the calibrant is limited to 2,2,4-trimethyl-1,3-pentanediol monoisobutyl ester (commonly known as “alcohol ester twelve”), 2,2,4-trimethyl-1,3- pentanediol diisobutyl ester, di-n-butyl succinate, di-n-butyl glutarate, di-n-butyl adipate, diisobutyl succinate, diisobutyl glutarate, diisobutyl adipate, di-n-butyl maleate, di-n-butyl fumarate, diethylene glycol mono-n-hexyl ether, triethylene glycol mono-n- butyl ether, diethylene glycol monophenyl ether, triethanolamine, triisobutyl ether Propanolamine, triethylene glycol (commonly known as “triethylene glycol”), tetraethylene glycol, pentaethylene glycol, hexaethylene glycol, dodecanethiol, dimethyl phthalate, diethyl phthalate, diisobutyl phthalate, di-n-butyl phthalate, butyl benzyl phthalate, n-docosane; if other chromatographic peaks appear in the chromatogram, the relative correction factor relative to the alternative calibrant (diethyl adipate) shall be assumed to be 1.0 for calculation. The determination of density is carried out in accordance with the provisions of 6.2.1.1.The determination of gloss is carried out in accordance with the provisions of 6.2.1.2.The determination of moisture content is carried out in accordance with the provisions of 6.2.1.3. The calculation of SVOC content in water-borne wall coatings and water-borne floor coatings is carried out in accordance with 11.4 of GB/T 23986.2-2023, with a detection limit of 2 g/L. 6.2.3 Formaldehyde content water bath temperature does not exceed 60 ℃; the ultrasonic frequency is 35 kHz ~ 45 kHz; the extraction solvent is methanol. 6.2.8 Methylisothiazolinone (MIT) content Carry out in accordance with the provisions of liquid chromatography in GB/T 37363.1. 6.2.9 Total content of glycol ethers and ether esters Carry out in accordance with the provisions of GB/T 23986.2-2023.The chromatographic column uses a medium polarity chromatographic column (6 % cyanopropylphenyl/94 % methyl polysiloxane capillary column), and the chromatographic injection port temperature is 260 ℃. Weigh about 1 g of the sample; the internal standard in the aqueous system is diethyl adipate or other substances that can be completely separated in the chromatogram; the internal standard in the solvent system is n-heptane or other substances that can be completely separated in the chromatogram. The calculation of content of glycol ethers and ether esters is carried out in accordance with 11.2 of GB/T 23986.2-2023 and converted into milligrams per kilogram (mg/kg). 6.2.10 Total content of halogenated hydrocarbons Carry out in accordance with the provisions of GB/T 23992-2009.The calculation of halogenated hydrocarbons content is carried out in accordance with 8.5.2 of GB/T 23992-2009. 6.2.11 Total content of polycyclic aromatic hydrocarbons Carry out in accordance with the provisions of GB/T 36488.Ultrasonic extraction is used, conditions. ultrasonic extraction for 0.5 h under the condition that the water bath temperature does not exceed 60 ℃; the ultrasonic frequency is 35 kHz ~ 45 kHz; the extraction solvent is ethyl acetate. 6.2.12 Total content of phthalates Carry out in accordance with the provisions of GB/T 30646.The CAS number of diisobutyl phthalate (DIBP) is 84-69-5; the quantitative ion (m/z) is 149; the qualitative reference ions (m/z) are 149, 150, 223, 205; the detection limit of DIBP content is 0.001 %. 6.2.13 Total content of free diisocyanates (TDI and HDI) Carry out in accordance with the provisions of GB/T 18446. 6.2.14 Free 4,4'-diaminodiphenylmethane (MDA) content Carry out in accordance with the provisions of GB/T 23986.2-2023.The chromatographic column uses a weak polarity chromatographic column (5 % phenyl/95 % methyl polysiloxane capillary column), and the chromatographic injection port temperature is 280 ℃. Weigh about 1 g of the sample; the internal standard is di- n-butyl phthalate or other substances that can be completely separated in the chromatogram. The calculation of free MDA content is carried out in accordance with 11.2 of GB/T 23986.2-2023.7 Inspection rules7.1 Type inspection 7.1.1 Under normal production conditions, type inspection is carried out at least once a year, and the type inspection items include all the requirements listed in this document. 7.1.2 Type inspection shall be carried out at any time in any of the following situations. - when a new product is initially finalized; - when a product is produced in a different place; - when there are major changes in the production formula, process and raw materials; - when production is resumed after a three-month suspension. 7.2 Determination of inspection results 7.2.1 The inspection results are determined according to the rounded value comparison method in GB/T 8170. 7.2.2 When the inspection results of solvent-borne floor coatings, solvent-free floor coatings and solvent-borne accessory materials are reported, the application ratio under application condition of the product shall be indicated at the same time. 7.2.3 When the inspection results of all items meet the requirements of this document, the product meets the requirements of this document.8 Marking8.1 Products that have passed the inspection according to this document shall be clearly indicated on the packaging, and the product category and application ratio under application condition of the product shall be indicated. 8.2 When the content of a single biocide component in a product exceeds 0.10 % (mass fraction) and the biocide belongs to the pesticide varieties listed in the “Catalogue of Import and Export Pesticides of the People’s Republic of China”, its Chinese name shall be clearly indicated on the packaging. In addition to direct textual indication, the explicit indication can also be made through information technology such as QR code. ......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 30981.1-2025 be delivered?Answer: The full copy PDF of English version of GB 30981.1-2025 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 30981.1-2025_English with my colleagues?Answer: Yes. The purchased PDF of GB 30981.1-2025_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. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?Answer: Yes. www.ChineseStandard.us -- GB 30981.1-2025 -- Click this link and select your country/currency to pay, the exact amount in your currency will be printed on the invoice. Full PDF will also be downloaded/emailed in 9 seconds.Question 5: Should I purchase the latest version GB 30981.1-2025?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB 30981.1-2025 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.How to buy and download a true PDF of English version of GB 30981.1-2025?A step-by-step guide to download PDF of GB 30981.1-2025_EnglishStep 1: Visit website https://www.ChineseStandard.net (Pay in USD), or https://www.ChineseStandard.us (Pay in any currencies such as Euro, KRW, JPY, AUD).Step 2: Search keyword "GB 30981.1-2025". Step 3: Click "Add to Cart". If multiple PDFs are required, repeat steps 2 and 3 to add up to 12 PDFs to cart. Step 4: Select payment option (Via payment agents Stripe or PayPal). Step 5: Customize Tax Invoice -- Fill up your email etc. Step 6: Click "Checkout". Step 7: Make payment by credit card, PayPal, Google Pay etc. After the payment is completed and in 9 seconds, you will receive 2 emails attached with the purchased PDFs and PDF-invoice, respectively. Step 8: Optional -- Go to download PDF. Step 9: Optional -- Click Open/Download PDF to download PDFs and invoice. See screenshots for above steps: Steps 1~3 Steps 4~6 Step 7 Step 8 Step 9 |
