3M 8428-24 Sleeving, Cold Shrink, 49 mm, EPDM Rubber (Ethylene Propylene Diene Monomer Rubber), Black, 609 mm
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via orthogonal polymerizations of a single monomer”（通过
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: EN 12149,Test A； Release of vinylchloride monomer: EN 12149,Test B； 5、壁纸相关的环保技术标准 BS EN 233 1999
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