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WebMethanol and acetonitrile are organic acids commonly used as the mobile phase in reverse-phase chromatography. The properties of these two organic acids differ, and below we outline 7 key differences to keep in mind when using methanol or acetonitrile for analysis. 1, Column Pressure. 2, Absorption Spectrum. http://www.lctec.net/ brazosport regional health

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WebOptimization of LC and LC/MS. HPLC Separation Fundamentals. Basics of LC separation. New to HPLC Tips for Avoiding Beginner Pitfalls. Essentials for new LC users. LC Troubleshooting Series Retention Time Shifts. Best practice to troubleshoot retention time shifts. LC Column Troubleshooting – Isolating the Source of the Problem WebInformações estruturais e financeiras sobre a empresa High Solutions - Serviços De Assistência E Manutenção, Lda - NIF 516548212 WebEquation (1) indicates that the resolution is the difference between peak retention times divided by the average peak width. In a peak with Gaussian distribution, the peak width is W = 4 σ (where σ is the standard deviation) and the peak FWHM is W0.5h = 2.354σ. Substituting these relationships into equation (1) gives results in equation (2). brazosport psychiatric clinic angleton