使用酒石酸美托洛尔标准品,56392-17-7,Metoprolol Tartaric Acid的注意事项: 1、流动相必须用HPLC级的试剂,使用前过滤除去其中的颗粒性杂质和其他物质(使用0.45um或更细的膜过滤)。 2、流动相过滤后要用超声波脱气,脱气后应该恢复到室温后使用。 3、不能用纯乙腈作为流动相,这样会使单向阀粘住而导致泵不进液。
1). The drug substance is a 2:1 salt that contains a racemic mixture of optical isomers of metaprolol and naturally occurring dextrotartaric acid.4 Both the active ingredient and the tablet form have different testing requirements. Sign in to download full-size image FIGURE 1. Structure of ...
Products Intro:Product Name:Metoprolol tartrate;1-[4-(2-Methoxyethyl)phenoxy]-3-[(1-Methylethyl)aMino]-2-propanolheMitartrate CAS:56392-17-7 Purity:99% HPLC Package:1Mg ; 5Mg;10Mg ;100Mg;250Mg ;500Mg ;1g;2.5g ;5g ;10g Company Name:Adamas Reagent, Ltd. ...
(in N2) and 152.6 °C (in air) in two steps of mass loss with the release of carbon monoxide, carbon dioxide and water from the decomposition of tartaric acid in the first step and carbon dioxide, ammonia, dimethyl ether, 1-ethoxy-4-methylbenzene and isopropyl isocyanate in the second ...
(in N2) and 152.6 °C (in air) in two steps of mass loss with the release of carbon monoxide, carbon dioxide and water from the decomposition of tartaric acid in the first step and carbon dioxide, ammonia, dimethyl ether, 1-ethoxy-4-methylbenzene and isopropyl isocyanate in the second ...