Standard No.:	GB 24410-2009
English Name:	Indoor decorating and refurbishing materials—Limit of harmful substances of water based woodenware coatings
Chinese Name:	室内装饰装修材料 水性木器涂料中有害物质限量
Chinese Classification:	G51    Coating
Professional Classification:	GB    National Standard
Issued by:	AQSIQ, SAC
Issued on:	2009-9-30
Implemented on:	2010-6-1
Status:	superseded
Superseded by:	GB 18581-2020 Limit of harmful substances of woodware coatings
Superseded on:	2020-12-1
Language:	English
File Format:	PDF
Word Count:	4000 words
Price(USD):	80.0
Delivery:	via email in 1 business day

1 Scope This standard specifies the requirements, test methods, inspection rules, packaging mark, coating safety and protection for the permissible limits of such substances harmful to human body and environment in the water based woodenware coatings for indoor decorating and refurbishing and water based putty for the woodenware. This standard is applicable to water based woodenware coatings for indoor decorating and refurbishing and industrial coating, and water based putty for the woodenware. 2 Normative References The following standards contain provisions which, through reference in this standard, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding corrigendum), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest editions of these documents apply. For undated references, the latest edition of the normative document referred to applies. GB/T 1250 Rules for Expression and Judgment of Limiting Values GB/T 3186 Paints, Varnishes and Raw Materials for Paints and Varnishes - Sampling (GB/T 3186-2006, ISO 15528: 2000, IDT) GB/T 6750 Paints and Varnishes - Determination of Density - Pyknometer Method (GB/T 6750-2007, ISO 2811-1: 1997, IDT) GB/T 9750 Marks for Package of Coating Products GB 18582-2008 Indoor Decorating and Refurbishing Materials - Limit of Harmful Substances of Interior Architectural Coatings 3 Terms and Definitions For the purpose of this standard, the following terms and definitions apply. 3.1 Volatile organic compounds (VOC) All organic compounds whose the initial boiling point is less than or equal to 250℃ under 101.3kPa standard atmosphere pressure. 3.2 Volatile organic compounds content Volatile organic compounds content obtained by testing the product by specified test method. Notes: 1 For the coating product, the volatile organic compounds content after deduction of moisture is calculated, expressed in grams per liter (g/L). 2 For the putty product, the volatile organic compounds content without deduction of moisture is calculated, expressed in grams per kilogram ((g/kg). 4 Requirements

1 Scope 2 Normative References 3 Terms and Definitions 4 Requirements 5 Test Methods 6 Inspection Rules 7 Packaging Mark 8 Coating Safety and Protection Appendix A (Normative) Test for Content of Volatile Organic Compound, Benzene Series, Glycol Ether and Its Esters - Gas Chromatography