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Pvp is a polyvinylpyrrolidone chemical reagent. Polyvinylpyrrolidone (PVP) is a non-ionic polymer compound. PVP is made from vinyl pyrrolidone (NVP) monomer by bulk polymerization, solution polymerization and other methods. There are two main polymerization routes for PVP production. The first is ...
2022-11-01Standard solution refers to reagent solution with accurate and known concentration, which is commonly used as titrant in titrimetric analysis. In other analytical methods, use standard solution to draw working curve or as calculation standard. There are two preparation methods, one is direct metho...
2022-11-01