Determination of nitrite impurity in dalteparin sodium using ion chromatography

APPLICATION NOTE 72647 Determination of gentamicin and related impurities in gentamicin sulfate Authors Jingli Hu and Jeffrey Rohrer Thermo Fisher Scientific Sunnyvale, CA Goal To validate the gentamicin sulfate United States Pharmacopeia (USP) monograph method for gentamicin composition and impurities…

Jingli Hu and Jeffrey Rohrer Thermo Fisher Scientific, Sunnyvale, CA, USA Appli cat i on N ote 1 1 4 8 Assay of Nitrite and Determination of Nitrate Impurity in Sodium Nitrite Using a Reagent-Free Ion Chromatography System Key Words…

APPLICATION NOTE 72792 Determination of etimicin and related impurities in etimicin sulfate Authors Introduction Jingli Hu and Jeffrey Rohrer Thermo Fisher Scientific Sunnyvale, CA Etimicin is a broad-spectrum, water-soluble antibiotic belonging to the group of aminoglycoside antibiotics. It is valuable…

APPLICATION NOTE 72779 Limit of β-cyclodextrin (betadex) in betadex sulfobutyl ether sodium Authors Manali Aggrawal and Jeffrey Rohrer Goal Thermo Fisher Scientific Sunnyvale, CA To evaluate the limit test for β-cyclodextrin in the USP Betadex Sulfobutyl Ether Sodium monograph and…