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Resinae chloridi chloridi QS-1050P
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Shandong Sinopec Qilu PVC Resinae
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Polyvinyl chloride pipe gradus
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Resinae polyvinyl chloridi SG-3
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Resinae chloridi chloridi SG-5
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Resinae polyvinyl chloridi SG-7
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Resinae chloridi chloridi SG-8
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Alta densitas Polyethylene Resinae
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Princeps density Polyethylene film Grade