Shanghai Puyu Company is a specialized company mainly engaged in the operation of laboratory instruments, chromatography accessories, and consumables. Mainly engaged in Agilent, WATERS,PE, Instruments and consumables from companies such as Thermoelectric and Shimadzu; Fortis, YMC, COSMOSIL, TSK, KROMASIL and other brands of liquid-phase columns; German Dr., American Nu Chek, Roche, ACCUSTandard, CIL, TRC, Sigma Aldrich, Japanese WAKO, TCI and other company standards and reagents, USP, EP and other reference standards.