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Neutral Brown Rl (4)CAS RN:12238-94-7
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Dragon Chemical Group Co.,ChinaTelephone:+86-571-88383188;86970388;+49-211-550203-21
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Qingdao Haiwan Specialty Chemicals Co., Ltd.Telephone:+86-532-83734705
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Kelco Chemicals Co.,Ltd.Telephone:+86-21-62744350 62598819
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NEW DRAGON CO., LTDTelephone:+86-574-87716276 87721076 87703994