Shanghai Qifuqing Material Technology Co., Ltd
Shanghai Qifuqing Material Technology Co., Ltd., established in December 2004, is a high-tech enterprise specializing in the research and development, production, and sales of chemical products. The company's main products are polyvinylpyrrolidone PV
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Shanghai Qifuqing Material Technology Co., Ltd., established in December 2004, is a high-tech enterprise specializing in the research and development, production, and sales of chemical products. The company's main products are polyvinylpyrrolidone PVP series products. The main products of this series are: PVPK15, PVPK17, PVPK30, PVPK90, PVPP, NVP, NMP, PVPVA, PVPSH, etc
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Armen Instrument was founded in March 1994 in Vannes (Brittany, France) in the purpose of develop, manufacture and market innovative instruments in the field of fractionation and purification. In 1995, Armen Instrument introduced its first line of pr