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GB 18583-2008 English PDF

GB 18583: Historical versions

Standard IDUSDBUY PDFLead-DaysStandard Title (Description)Status
GB 18583-200885 Add to Cart Auto, < 3 mins Indoor decorating and refurbishing materials -- Limit of harmful substances of adhesives Valid
GB 18583-2001639 Add to Cart 5 days Indoor decorating and refurbishing materials -- Limit of harmful substances of adhesives [including MODIFICATION 1] Obsolete

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Basic data

Standard ID: GB 18583-2008 (GB18583-2008)
Description (Translated English): Indoor decorating and refurbishing materials -- Limit of harmful substances of adhesives
Sector / Industry: National Standard
Classification of Chinese Standard: G38
Classification of International Standard: 83.180
Word Count Estimation: 21,285
Date of Issue: 2008-09-24
Date of Implementation: 2009-09-01
Older Standard (superseded by this standard): GB 18583-2001
Quoted Standard: GB/T 601; GB/T 606-2003; GB/T 2793-1995; GB/T 13354-1992
Regulation (derived from): Announcement of Newly Approved National Standards No. 16 of 2008 (No. 129 overall)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This Chinese standard specifies the interior architectural decoration adhesive of harmful substances and test methods. This standard applies to interior architectural decoration adhesive.

GB 18583-2008: Indoor decorating and refurbishing materials -- Limit of harmful substances of adhesives


---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Indoor decorating and refurbishing materials.Limit of harmful substances of adhesives ICS 83.180 G38 National Standards of People's Republic of China Replacing GB 18583-2001 Interior decoration materials Adhesives harmful substances Posted 2008-09-24 2009-09-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Introduction Ⅲ 1 Scope 1 2 Normative references 1 3 Requirements 1 4 Test Method 2 5 Inspection Rules 2 6 Package mark 2 Appendix A (normative) Adhesives - Determination of free formaldehyde content of acetylacetone spectrophotometry 3 Appendix B (normative) Adhesives benzene content by gas chromatography 6 Annex C (normative) adhesives toluene, xylene content by gas chromatography 8 Annex D (normative) polyurethane adhesives free toluene diisocyanate content by gas chromatography 10 Determination of halogenated hydrocarbons Appendix E (normative) Adhesives Gas Chromatography 12 Determination of Annex F (normative) Adhesives total volatile organic content of 14

Foreword

Chapter 3 of this standard are mandatory, the rest are recommended. This standard replaces GB 18583-2001 "interior decoration materials, adhesives harmful substances." This standard compared with GB 18583-2001 main changes are as follows. --- Increase in this size category Adhesives Adhesives (edition 3.1); --- Additions and amendments to solvent-based adhesives and limited types of hazardous substances requirements (Excerpts 3.2,2001 Version 3.1); --- Amendment water-based adhesives harmful substances requirements (Excerpts 3.3,2001 Version 3.2); --- Increasing the size of the adhesive harmful substances requirements (edition 3.4); --- Amendment harmful substances test methods (Excerpts Appendix A, Appendix B, Appendix C, Appendix D and Appendix F, 2001 edition Appendix A, Appendix B, Appendix C, Appendix D and Appendix E); --- Increase in harmful substances test methods (Excerpts Appendix E). The Standard Appendix A, Appendix B, Appendix C, Appendix D, Appendix E, Appendix F normative appendix. The standard proposed by China Petroleum and Chemical Industry Association. This standard by the National Standardization Technical Committee adhesive. This standard is drafted by. Shanghai Rubber Products Institute, the Chemical Institute of Standardization, China Adhesives Industry Association, the National Central Paul Product Quality Supervision and Inspection Center. Participated in the drafting of this standard. Fushun brothers good Chemical Co., Ltd. Henkel Adhesives Co., Ltd. Shenzhen-strong adhesive, Shanghai East and adhesives Co., Ltd., Jiangsu black pine adhesives plant, Guizhou Crystal Chemical Corporation. Drafters of this standard. Golden Satellite, Shen Yihua, Zhang happy, right Li Xian Gong generation where strong source of grace, Xu Ning, caring monarch. This standard replaces the standards previously issued as follows. --- GB 18583-2001. Interior decoration materials Adhesives harmful substances

1 Scope

This standard specifies the architectural interior decoration adhesive limit of harmful substances and test methods. This standard applies to interior decoration with construction adhesive.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. Preparation of GB/T 601 chemical reagent standard titration solution GB/T 606-2003 Chemical Reagent Moisture common method Karl Fischer method (ISO 6353-1. 1982, NEQ) GB/T 2793-1995 Determination of volatile matter content of adhesives GB/T 13354-1992 adhesive liquid density measurement method of weight cup

3 Requirements

3.1 interior architectural decoration adhesive classification Interior architectural decoration is divided into solvent-based adhesives, water-based, this body three categories. 3.2 solvent-based adhesives harmful substances Solvent-based adhesives harmful substances limit values shall conform to Table 1. Table 1 solvent-based adhesives harmful substances limited value project index Chloroprene rubber adhesive SBS adhesive polyurethane adhesives Other adhesives Free formaldehyde/(g/kg) ≤0.50 - - Benzene/(g/kg) ≤5.0 Toluene Xylene/(g/kg) ≤200 ≤150 ≤150 ≤150 Toluene diisocyanate/(g/kg) - ≤10 - Dichloromethane/(g/kg) 1,2-dichloroethane/(g/kg) 1,1,2-trichloroethane/(g/kg) Trichlorethylene/(g/kg) Total ≤5.0 ≤50 Total ≤5.0 - ≤50 Total Volatile Organic Compounds/(g/L) ≤700 ≤650 ≤700 ≤700 Note. If the product dilution rate or products are dual or multi-component composition, and the diluent should be measured in an amount of each component separately, then product specifications Calculate the ratio of the total amount given after mixing. Such as when the amount of diluent is a range, shall be calculated in accordance with the recommended maximum amount of dilution. 3.3 water-based adhesives harmful substances limited value Water-based adhesives harmful substances limit values shall conform to Table 2. Table 2 water-based adhesives harmful substances limited value project index Formals polyvinyl acetate adhesive rubber-based adhesive adhesive adhesive polyurethane adhesives other Free formaldehyde/(g/kg) ≤1.0 ≤1.0 ≤1.0 - ≤1.0 Benzene/(g/kg) ≤0.20 Toluene Xylene/(g/kg) ≤10 Total Volatile Organic Compounds/(g/L) ≤350 ≤110 ≤250 ≤100 ≤350 3.4 Body adhesive harmful substances limited value The adhesive body of harmful substances limit values shall conform to Table 3. Table 3 adhesive body of harmful substances limited value Item Index Total Volatile Organic Compounds/(g/L) ≤100 Test Method 4 4.1 Determination of free formaldehyde in accordance with Appendix A of. 4.2 Determination of benzene content in accordance with Appendix B of. 4.3 Determination of Toluene and Xylene in accordance with Appendix C performed. 4.4 free toluene diisocyanate content were measured in accordance with Appendix D. 4.5 methylene chloride, 1,2-dichloroethane, 1,1,2-trichloroethane and trichlorethylene content measured in accordance with Appendix E of this standard be. 4.6 Determination of total volatile organic content in accordance with Appendix F performed.

5 Inspection Rules

5.1 Type inspection All the technical requirements listed in this standard are type inspection items. Under normal production conditions, type inspection at least once a year. When production formula, technology and raw materials have a greater change or shut down for three months after the restoration of production should be type tested. 5.2 Sampling Methods At the same batch of products randomly selected three samples, each of not less than 0.5kg. 5.3 determination of test results In three samples taken in one sample taken in accordance with the provisions of the standard were determined. If the result of all items subject to this standard Registration requirements, it is judged to be acceptable. If there is a test result does not meet the requirements of this standard deal to save retest samples, such as When reinspection results not yet reached the requirements of this standard, it is determined to be ineligible.

6 Package mark

Adhesive products for interior decoration, and must indicate the name and the highest content of harmful substances specified in this standard on the packaging.

Appendix A

(Normative) Adhesives - Determination of free formaldehyde content acetylacetone spectrophotometry A. 1 Scope This method is applicable to the determination of interior architectural decoration adhesive free formaldehyde content. This method is applicable to the free formaldehyde content of greater than 0.05g/kg interior architectural decoration with adhesive. A. Principle 2 Water-based adhesive dissolved in water, and solvent-based adhesives first dissolved in ethyl acetate, add water to dissolve. Dissolved in water free Formaldehyde with distilled water. Acetic acid at pH = 6 - ammonium acetate buffer solution, distillate of Aqueous formaldehyde with acetylacetone, under conditions of a boiling water bath Quickly generate stable yellow compound, cooled and measured for absorbance at 415nm place. According to the standard curve, the sample is calculated free formaldehyde content. A. 3 Reagents Unless otherwise indicated in the analysis using only recognized as analytical grade reagents and distilled or deionized water or equivalent purity. A. 3.1 ammonium acetate. A. 3.2 acetic acid. ρ = 1.055g/mL. A. 3.3 acetylacetone. ρ = 0.975g/mL. A. 3.3.1 acetylacetone solution. 0.25% (volume fraction), weighed 25g ammonium acetate (A.3.1), plus a small amount of water dissolved, add 3mL ice B Acid (A.3.2) and 0.25mL acetylacetonate (A.3.3), and mix together with water to 100mL, adjust pH = 6.0, this solution was 2 ℃ ~ 5 ℃ storage, stable for one month. A. Hydrochloric acid solution was 3.4. 1 + 5 (Vp + Vp). A. 3.5 Sodium hydroxide solution. 30g/100mL. A. 3.6 iodine. A. 3.6.1 iodine standard solution. Ba (1/2I2) = 0.1mol/L, according to GB/T 601 formulated. A. 3.7 sodium thiosulfate solution. Ba (Na2S2O3) = 0.1mol/L, according to GB/T 601 formulated. A. 3.8 starch solution. 1g/100mL, said 1g starch with a little water into a paste, pour boiling water 100mL, transparent solution, Pro Formulated with time. A. 3.9 formaldehyde. mass fraction of 36% to 38%. A. 3.9.1 formaldehyde standard stock solution. Take 10mL formaldehyde solution (A.3.9) into 500mL volumetric flask, dilute to the mark. A. 3.9.2 Calibration formaldehyde standard stock solution. lessons 5.0mL formaldehyde standard stock solution (A.3.9.1) into 250mL iodometric flask, add Iodine standard solution (A.3.6.1) 30.0mL, immediately added dropwise a solution of sodium hydroxide (A.3.5) to light yellow color retreated up (about 0.7mL). Standing 10min, addition of hydrochloric acid solution (A.3.4) 15mL, to stand in the dark for 10min, was added 100mL freshly boiled but chilled But water, calibrated with sodium thiosulfate solution (A.3.7) titration to pale yellow, adding freshly prepared starch indicator (A.3.8) 1mL, Continue titration to the disappearance of the blue just as the end point. At the same time a blank test. According to formula (A.1) to calculate the formaldehyde standard stock solution quality The amount of formaldehyde concentration ρ. Formaldehyde ρ = (Vp 1- Vp 2) × × 15.0 Ba 5.0 (A.1) Where. ρ --- formaldehyde formaldehyde standard stock solution concentration, in milligrams per milliliter (mg/mL); Vp 1 --- blank consumption volume of sodium thiosulfate solution in milliliters (mL); Vp 2 --- Calibration formaldehyde consumption volume of sodium thiosulfate solution, in milliliters (mL of); --- Ba concentration of sodium thiosulfate solution, expressed in moles per liter (mol/L); 15.0 --- Formaldehyde (1/2HCHO) molar mass; 5.0 --- formaldehyde standard stock solution sample volume in milliliters (mL). A. 3.9.3 Formaldehyde standard solution. water formaldehyde standard stock solution (A.3.9.1) diluted to 10.0μg/mL formaldehyde standard solution. in 2 ℃ ~ 5 ℃ storage, stable for one week. Note. formaldehyde solution can be directly used standard samples (GSB07-1179-2000). A. 3.10 ethyl acetate. A. 4 Instrument A. 4.1 Single-port distillation flask. 500mL. A. 4.2 Straight condenser. A. 4.3 flask. 250mL, 200mL, 25mL. A. 4.4 water bath. A. 4.5 Spectrophotometer. A. Step 5 Analysis A. Draw 5.1 standard curve Table A. Formaldehyde standard stock solution volume of 1 listed were added to six 25mL volumetric flask (A.4.3), was added acetyl acetone (A.3.3.1) 5mL, dilute with water to volume, and mix, placed in boiling water bath for 3min, then cool to room temperature, the absorption 1cm Pool to blank solution as reference, the absorbance was measured at a wavelength of 415nm at the absorbance A for the vertical axis, the concentration of formaldehyde ρ (μg/mL) as the abscissa, the standard curve, or the regression equation calculated by the least squares method. Table A. 1 concentration of formaldehyde standard solution and the corresponding volume Formaldehyde standard solution (A.3.9.3)/mL corresponding concentration of formaldehyde/(μg/mL) 10.00 7.50 5.00 2.50 1.25 01) 4.0 3.0 2.0 1.0 0.5 01) 1) blank solution. A. 5.2 Determination of the sample A. 5.2.1 water-based adhesive Weigh 2.0g ~ 3.0g sample (accurate to 0.1mg), placed in 500mL distillation flask, add 250mL water dissolved, shake uniform. Installed distillation apparatus, heating distillation, steamed until distillate of 200mL, the distillation was stopped. Boil over as the phenomenon of the distillation process should be reduced Sample weight, re-test. The distillate was transferred to a 250mL volumetric flask, dilute to the mark. Of 10mL to 25mL distillate Flask, add 5mL of acetylacetone solution (A.3.3.1), diluted with water to the mark. It is placed in boiling water bath 3min, Remove to cool to room temperature. Then measure the absorbance. A. 5.2.2 solvent-based adhesives Weigh 5.0g sample (accurate to 0.1mg), placed in a distillation flask, 500mL, 20mL of ethyl acetate was added (A.3.10) was dissolved Sample solution, then add 250mL water dissolved, shake. Installed distillation apparatus, heating distillation, steamed until distillate of 200mL, the distillation was stopped. The distillate was transferred to a 250mL volumetric flask Diluted with water to the mark. Of 10mL distillate in 25mL volumetric flask, add 5mL of acetylacetone solution (A.3.3.1), water Dilute to the mark. Be placed in boiling water bath 3min, then cool to room temperature. Then measure the absorbance. A. 6 Expression of results Read directly from the standard curve the concentration of formaldehyde in the sample solution. Free formaldehyde content of the sample, the formula (A.2) as follows. (A.2) Where. --- Free formaldehyde content of the sample, in units of grams per kilogram (g/kg); ρt --- sample solution read from the standard curve of formaldehyde concentration, in micrograms per milliliter (μg/mL); ρb --- blank solution read from the standard curve of formaldehyde concentration, in micrograms per milliliter (μg/mL); Vp --- distillate liquid volume after volume, in milliliters (mL);

Appendix B

(Normative) Adhesives - Determination of benzene content by gas chromatography B. 1 Scope This method specifies the method for determination of interior architectural decoration adhesive benzene content. This method is applicable to the benzene content of 0.02g/kg more indoor architectural decoration with adhesive. B. Principle 2 Sample diluted with an appropriate solvent, directly with the sample solution diluted micro-syringe injection injector device, and a carrier gas into the color The column is separated in the column to the corresponding components, with flame ionization detector and record the chromatograms, the sample is calculated using the external standard method Solution in benzene content. B. 3 Reagents B. 3.1 Benzene. chromatography. B. 3.2 ethyl acetate. AR. B. 4 Instrument B. 4.1 Injector. micro syringe. B. 4.2 chromatograph. with flame ionization detector. B. 4.3 Column. capillary column. dimethylpolysiloxane as stationary phase. NOTE. When the peaks of the other components of the measured component difficult to separate when, this time to be replaced with a different polarity columns tested under appropriate conditions. B. 4.4 recording device. integrator or chromatography workstation. B. 4.5 Measurement conditions Note. You can use other assay conditions to achieve the separation effect. B. 4.5.1 vaporization chamber temperature.200 ℃. B. 4.5.2 detection chamber temperature. 250 ℃. B. 4.5.3 Nitrogen. more than 99.99% purity. B. 4.5.4 Hydrogen. purity of greater than 99.99%. B. 4.5.5 Air. silica gel to remove water. B. 4.5.6 temperature program. Initial temperature of 35 ℃, holding time of 25min, heating rate 8 ℃/min, end temperature 150 ℃, holding time 10min. B. Step 5 Analysis Weigh 0.2g ~ 0.3g (accurate to 0.1mg) of the sample, placed in 50mL volumetric flask, dissolved in ethyl acetate and diluted to the mark Degree, shake. Using micro-injection syringe take 1μL, measure the peak area. If the peak area of the sample solution is greater than table B. 1 maximum concentration peak Area, with a shift in the sample solution tube accurate pipetting volume Vp in 50mL volumetric flask, diluted with ethyl acetate, shaken after the test. B. Preparation of standard solution of 6 B. Benzene 6.1 Standard solution. 1.0mg/mL. Weigh 0.1g (accurate to 0.1mg) benzene, placed in 100mL volumetric flask, diluted with ethyl acetate to the mark. B. Configuration 6.2 series benzene standard solution Table B. Volume 1 listed benzene standard solution (B.6.1), and are applied to six 25mL volumetric flask, diluted with ethyl acetate to Mark and shake. Table B. 1 concentration standard solutions corresponding to the volume of benzene Pipette a volume/mL corresponding benzene concentration/(μg/mL) 15.00 10.00 5.00 2.50 1.00 0.50 B. 6.3 Determination of series of standard solution peak area Turn gas chromatograph, the chromatographic conditions are set, until a stable baseline, using micro-syringe injections take 1μL standard solution, determination Peak area of each standard solution was injected five times and averaged. B. Draw 6.4 standard curve A peak area for the vertical axis, the corresponding concentration ρ (μg/mL) as abscissa, that was the standard curve. B. 7 Expression of results The concentration of the sample solution in benzene read directly from the standard curve. Benzene content in the sample, the formula (B.1) as follows. = Ρt (B.1) Where. --- Samples benzene content in grams per kilogram (g/kg); Ρt --- concentration read from the standard curve of the sample solution in benzene, in micrograms per milliliter (μg/mL); Vp --- volume of the sample solution, in milliliters (mL);

Appendix C

(Normative) Adhesives toluene, xylene content by gas chromatography C. 1 Scope This method specifies the method for determination of interior architectural decoration adhesive in toluene, xylene content. This method is suitable for toluene content 0.02g/kg more indoor architectural decoration with adhesive. This method is suitable for xylene content 0.02g/kg more indoor architectural decoration with adhesive. C. Principle 2 Sample diluted with an appropriate solvent, directly with the sample solution diluted micro-syringe injection injector device, and a carrier gas into the color The column is separated in the column to the corresponding components, with flame ionization detector and record the chromatograms, the sample is calculated using the external standard method Solution of toluene and xylene content. C. 3 Reagents C. 3.1 Toluene. chromatography. C. 3.2-xylene and p-xylene. chromatography. C. 3.3 o-xylene. chromatography. C. 3.4 ethyl acetate. AR. C. 4 Instrument C. 4.1 Injection devices. micro-syringe. C. 4.2 chromatograph. with flame ionization detector. C. 4.3 ......

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