Our enterprise since its inception, usually regards product top quality as business life, repeatedly enhance manufacturing technology, make improvements to product excellent and continuously strengthen enterprise total high quality administration, in strict accordance with all the national standard ISO 9001:2000 for CAS No.: 616-45-5 2-Pyrrolidone price, , , ,. Together with our efforts, our products have won the trust of customers and been very salable both here and abroad. The product will supply to all over the world, such as Europe, America, Australia,Myanmar , Mauritania ,Salt Lake City , Ukraine .We warmly welcome domestic and overseas customers to visit our company and have business talk. Our company always insists on the principle of "good quality, reasonable price, the first-class service". We are willing to build long-term, friendly and mutually beneficial cooperation with you.