conjugated double bonds • Equivalent to USP G8 and G48 POLAR 90% biscyanopropyl / 10% cyanopropyl phenyl polysiloxane TraceGOLD TG-POLAR GC Columns ID (mm) 0.25 0.32 0.53 Length (m) 30 60 105 30 60 30 60 Film Thickness (μm) 0.1 0.2 0.1 0.2 0.1 0.2 0.2 0.2 0.1 0.2 0.1 0.2 ...
-methylpolysiloxane • Nonpolar • Very low bleed characteristics • Excellent inertness for active compounds • Improved signal-to-noise ratio for better sensitivity and mass spectral integrity • Bonded and cross-linked • Solvent rinsable • Certified for MS • Equivalent to USP Phase...
a single quadrupole mass spectrometer operated in selected ion monitoring (SIM) mode at an electron ionization energy of 70 eV was applied for the quantitative analysis of Niacin. Helium was used as the carrier gas and adjusted to run through an HP-5ms (5%-phenyl)-methylpolysiloxane column. St...
The UTRs, 5' cap, and poly(A) tail also help stabilize USP mRNA Vaccine Chapter the synthetic mRNA molecule inside the cell. Figure 1: Two Main Forms of mRNA Vaccines When mRNA is used as a vaccine, chemical modifications can be introduced into the mRNA molecule to improve efficacy and ...