Aplikace Analysis of Four β-Lactam Antibiotics in Water Using an Agilent 1290 Infinity II LC and an Agilent 6470 Triple Quadrupole LC/MS with Direct Injection and Online SPE Stáhnout Analysis of Per/Polyfluoroalkyl Substances in Water Using an Agilent 6470 Triple Quadrupole LC/MS Stáhnout Determination of Haloacetic Acids in Drinking Water by LC/MS/MS Stáhnout Direct Analysis of Contaminants in Surface Waters Agilent 6470A Triple Quad LC/MS Stáhnout Analysis of Pharmaceuticals and Personal Care Products in Groundwater by Online SPE and LC/MS/MS Stáhnout Method for Direct Analysis of Contaminants in Surface Waters With High Accuracy and Precision Using an Agilent 6470A Triple Quadrupole LC/MS System Stáhnout Recommended Plumbing Configurations for Reduction in Per/Polyfluoroalkyl Substance Background with Agilent 1260/1290 Infinity (II) LC Systems Stáhnout