On November 27, 2023, the State Administration for Market Regulation and the Standardization Administration of the People's Republic of China released the mandatory national standard GB 18585-2023 "Indoor Decoration Materials - Limitation of Harmful Substances in Wallpapers," replacing GB 18585-2001. The new standard will officially be implemented from December 1, 2024.
Compared to GB 18585-2001, the main technical changes are as follows:
I Scope of Application Changed
- GB 18585-2001: Mainly applicable to wallpapers with paper as the base material.
- GB 18585-2023: Applicable to wallpapers with various base materials.
II Changes in the Limits for Residual Vinyl Chloride Monomer and Barium
- GB 18585-2001: Vinyl chloride monomer ≤1.0mg/kg, Barium ≤1000mg/kg
- GB 18585-2023: Vinyl chloride monomer ≤0.2mg/kg, Barium ≤500mg/kg
III Added Limits and Testing Methods for Phthalate Content, Total Volatile Organic Compounds (TVOC) Emission, and Short-chain Chlorinated Paraffins
- DBP+BBP+DEHP ≤1000mg/kg
- DINP+DIDP+DNOP ≤1000mg/kg
- TVOC release ≤0.60mg/m³
- Short-chain chlorinated paraffins (C10-C13) <0.15%
IV Formaldehyde Changed to Formaldehyde Emission and Adjusted Limit Values and Testing Methods
- GB 18585-2001: Formaldehyde content ≤120mg/kg
- GB 18585-2023: Formaldehyde emission ≤0.02mg/m³
V Changed Testing Methods for Heavy Metals (or Other) Elements
VI Changed Inspection Rules
VII Deleted Content on Packaging Marks
Given the extensive updates in GB 18585, CIRS C&K Testing advises wallpaper-related enterprises to pay close attention and prepare in advance. CIRS C&K Testing is equipped with the testing capabilities for GB 18585 and welcomes inquiries or applications for testing to manage product compliance risks.