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Tetrahedron Scientific Inc
86 (0)571-8848 9473
http://www.thsci.com
Porse Fine Chemical Co., Ltd.
+86 20 28069055
http://www.porsefinechemical.com
Porse Fine Chemical (Shenzhen) Co., Ltd.
+86 1831242129
MRV:8-AMINO-2,3-DIHYDRO-BENZO[1,4]DIOXINE-5-CARBOXYLIC ACID ETHYL ESTER.cml