HPLC Reagents price HPLC N-Methylpyrrolidone CAS: 872-50-4 Alias:NMP;N-Methyl-2-pyrrolidone;N-Methyl pyrrolidone;N-Methyl-2-pyrrolidone;N-Methyl-2-pyrrolidinone CAS No.:1634-04-4 EINECS No. 212-828-1 Molecular formula:C5H9NO UN No.:1268 Standard:ACS Grade:HPLC The N-methylpyrrolidone produced by SFR庐 with advanced fractional distillation process is easily soluble in water, ethanol, ether, acetone, ethyl acetate, chloroform and benzene, and can be dissolved in most organic and inorganic compounds, polar gases, natural and synthetic polymer compounds. It is widely used in chromatographic analysis, chromatographic separation and chromatographic preparation. Specification Items Specification Assay CH3CN (by GC) , 蠅 / %99.80 Residue on evaporation , ppm0.740 – 0.741 Water(by K-F) , 蠅 / %0.02 HPHA 鈮?/p>10 max UV Absorbance (1cm cell vs. water)at 285 nm1.00 max at 300 nm0.50max at 325 nm0.10max at 350 nm0.03max at 400 nm0.01max Advantage: 鈼?High purity-No interference peak in HPLC analysis 鈼?Low water content -To avoid deactivation of forward chromatographic column 鈼?Low UV background absorption -To avoid ghost peaks 鈼?Excellent batch stability- Changing batches will not affect the test results 鈼?Multistage rectification to effectively remove impurities 鈼?Extend the service life of analytical equipment Application: Chromatographic analysis, Chromatographic separation and Chromatographic preparation Package: 4L/bottle 4 bottles/carton 500ml/bottle 20 bottles/carton Shelf Life: 3 yearsHPLC Reagents price website:http://www.safe-reagents.com/hplc-reagents/