Pentanoic acid, 5-oxo-, ethyl ester CAS NO.22668-36-6

Jinan YSPharma Biotechnology Co., Ltd is a large group specializing in contract manufacturing to the pharmaceutical, agrochemical and Fine chemicals with top quality products and service. We have strong research and development capacities can provide various special customize products, our products are well sold in USA, EU and Japan, and our customers include famous pharmaceutical companies, universities and reagent companies in the world. we are doing our best to expand international market and provide better service and products for customers all around the world. 

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