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供应 PPSU American Sowei R-5000 injection transparent milk bottle special material without bisphenol A food
供应 Toughener A-4050S 4085 Japanese Mitsui POE Polyolefin Elastomer High Toughness Low Crosslinking A-1085
供应 POE威达美8880高溶脂8380埃克森熔喷布增韧柔顺剂聚合物热熔胶粘
供应 POE Elastomer South Korea SK883 875 Modified Octanoic Toughener Extruded Wire and Cable Shoe Materiala
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