[Honorary Certificate]: China National Textile and Apparel Council's "Textile Light 2025" Annual Project for Promoting and Collaborating on Specialized, Refined, Unique, and Innovative New Products and Technologies in the Textile Industry, Project Number: XJS25177 [Comparison Certificate]: Tianfang Standard Certificate Number: TTTS-MCDT-FZ2408-01 [Scope of Application]: Used to test the ultraviolet transmittance (UVA, UVB) and ultraviolet protection factor (UPF) of textiles. UVA: Solar ultraviolet radiation, with wavelengths ranging from 315 nm to 400 nm. UVB: Solar ultraviolet radiation, referring to sunlight with wavelengths between 280 nm and 315 nm. UPF: Ultraviolet Protection Factor. [Relevant standards]: GB/T 18830-2009, AATCC 183-2020, BS EN 13758-1-2002, AS/NZS 4399, BS 7914, etc.
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