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[分享] 求超细二氧化硅,易分散(油性体系),无消光作用 |
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回复 6# guangxingu 的帖子
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供应纳米级颜料、树脂等,www.kyung-shin.com.cn
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女人如猫
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Degussa碳黑代理:特黑250,FW200,灯黑101/导电/NEROX系列/U碳等 EBS/油酸/芥酸酰胺 陈先生13503095216 新号
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