envkj.com
阳离子交换树脂_阴离子交换树脂-苏州伊恩威科技有限公司
苏州伊恩威科技有限公司专业生产销售阴离子交换树脂,阳离子交换树脂,强酸性苯乙烯系阳离子交换树脂,强碱性苯乙烯系阴离子交换树脂等,产品应用广泛,质量可靠,色泽好,粒度均,符合国标,大量供货,厂家直销,服务热线:13601442838.
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