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小敏测试128
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5xiaominrenminbiAAABBB
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L-Isoleucine 99% white powder
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Dioxazine Yellow 83 Pigment for Plastic Coating and Painting
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Maltodextrin DE15-20 Food Grade
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Coted Ascorbic Acid 97% Feed grade
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Food Grade Lycopene 99%
EdwiinSmith
He is an encyclopedia author specializing in the field of chemical engineering. He has in-depth research and understanding of various plastic materials, especially for polyethylene, a common and important polymer compound, which is familiar with its properties, characteristics and application range - from basic knowledge to advanced application skills can benefit people!