Gold Suppliers > Jiangsu Huaxi Fine Chemical Co.,Ltd. > 3,3-diaminobenzidine tetrahydrochloride dihydrate
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- Region :Adhesives and Sealants
- Tel : +86-510-86263875
- Fax : +86-510-86264590,86812496
- Email :fr.sales@189.cn
- URL :www.hxfchem.com
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3,3-diaminobenzidine tetrahydrochloride dihydrate