Chinese VersionChina Suppliers > Hangzhou Colorific Chemicals Co., Ltd. > 4-Hydroxy-7-(Methylamino)-2-Naphthalenesulfonic Acid
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- Region :China/Zhejiang
- Tel : 86-571-89712977 89712978 89712979
- Fax : 86-571-89712976 89712987
- Email :zhu_xuguang@colorific-chem.com
- URL :www.colorific-chem.com
- Add :9F, BLDG 3D/E, (Westport/ New Territories)206 Zhen Hua Road, San Dun, Hangzhou, China.
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4-Hydroxy-7-(Methylamino)-2-Naphthalenesulfonic Acid