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产品描述
白色多孔小珠。系由二乙烯苯(高含量)、乙基乙烯苯与三氯乙烯共聚而成的高分子聚合物。不溶于水、矿酸及一般有机溶剂。最高使用温度250℃。比表面积500～550m2/g。堆积密度0.28g/ml。弱极性。粒度40～60目、60～80目、80～100目。
