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- Region :China/Zhejiang
- Tel : 86-577-88781113
- Fax : 86-577-88781027
- Email :dongsheng@hi2000.com
- URL :www.ds-chem.com
- Add :Xialing ,Shuangyu Town, Lucheng District, Wenzhou, Zhejiang Province
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Sudan IV(reagent)