Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

1.Our services：A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

methyl 2-oxo-1H-pyridine-3-carboxylate;3-Pyridinecarboxylic acid, 1,2-dihydro-2-oxo-, methyl ester;methyl 2-oxo-1,2-dihydropyridine-3-carboxylate;2-Hy…