ethyl 4-hydroxy-7-methyl-2-oxo-1-propyl-1,2-dihydro-1,8-naphthyridine-3-carboxylate Suppliers, ethyl 4-hydroxy-7-methyl-2-oxo-1-propyl-1,2-dihydro-1,8-naphthyridine-3-carboxylate Manufacturers.
Company: |
J&H Chemical Co.,ltd |
E-mail: |
chem@netsun.com |
Address: |
No.200 Zhenhua Rd.Xihu Industrial Park, Hangzhou 310030, China |
Zip Code: |
310007 |