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Nanjing Longtan Fine Chemical Factory

jiangsu nanjing

[ Manufacturer Trader ]Main business are Chemical product

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2011-11-30

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Henan Yuguan Chemical Science And Technology Co., Ltd.

henan pingdingshan

[ Manufacturer Trader ]Main business are Thienone, Azone, Penetrant, Yuguan thienone, Chloro-n-dodecane etc.

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2011-11-30

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