Analysis of Anionic Surfactants using LC-MS

LC-MS Application Data Sheet No. 041 Analysis of Cationic/Nonionic Surfactants using LC-MS the nonionic surfactant, polyoxyethylene lauryl ether (Brij35). The mass chromatogram of benzalkonium and the mass spectrum of peak 2 (C13) are shown in Figs.1 and 2 respectively. Components…

LC-MS Application Data Sheet No. 037 Analysis of Alkylphenols using LC-MS used to simultaneously analyze bisphenol A and alkylphenols (C4-C9). Fig.1 shows the mass chromatogram in the scan mode. Alkylphenols give a deprotonated molecule through the negative ion Atmospheric Pressure…

LC-MS Application Data Sheet No. 040 Analysis of Amphoteric Surfactants using LC-MS 12.5e6 10.0e6 7/C18:0FA-APB 5/C16:0FA-APB 6/C18:1FA-APB 4/C14:0FA-APB 20.0 5/C16:0FA-APB 6/C18:1FA-APB 17.5 22.5 min 22.5 min 7/C18:0FA-APB 15.0e6 15.0 2/C10:0FA-APB 17.5e6 12.5 TIC 184.30 273.40 212.30 301.40 240.30 329.40 268.40…

LC-MS Application Data Sheet No. 048 Simultaneous Analysis of Irganox Polymer Additive using LC-MS acid. To solve this problem, in this example, a GPC column was used to prevent component adsorption and ionization was conducted under neutral mobile phase conditions.…