Literature


Description
Environmental Application Notes Booklet
Library Number: APNT134807775 | Format: PDF | File Size: 8268.62 kB | Year: 2019 | Content Type: Application Notes

In these application notes, learn how Waters latest technologies are being applied to the analysis of dioxins, polar pesticides, PFAS’s, PCBs, PPCPs, microcystins, veterinary drugs, and more.

Analysis of Legacy and Emerging Perfluorinated Alkyl Substances (PFAS) in Environmental Water Sample...
Library Number: APNT135005648 | Format: PDF | File Size: 438.32 kB | Year: 2018 | Content Type: Application Notes

Following the guidance of ISO 25101, achieve detection limits with this method on the Xevo TQ-S micro for both legacy and emerging PFASs.

Large Volume Direct Injection Method for the Analysis of Perfluorinated Alkyl Substances (PFAS) in E...
Library Number: APNT134985829 | Format: PDF | File Size: 740.41 kB | Year: 2018 | Content Type: Application Notes

In this application note we describe the use of the recently developed ASTM 7979-17 method to analyze PFASs in environmental waters, including newer compounds of interest (ADONA, 9Cl-PF3ONS, and 11Cl-PF3OUdS).

An Untargeted Exposure Study of Small Isolated Populations Using Atmospheric Gas Chromatography Coup...
Library Number: APNT134965044 | Format: PDF | File Size: 1414.95 kB | Year: 2018 | Content Type: Application Notes

Exposure studies involve complex data and subtle comparisons within the data sets. By utilizing the soft ionization of APGC and acquiring accurate mass data on both precursor and fragment ions in one method, a complete dataset can be produced.

Analysis of Dioxins and Furans on a Xevo G2-XS QTof with APGC Using a QuEChERS Extraction Method
Library Number: APNT134959271 | Format: PDF | File Size: 654.31 kB | Year: 2017 | Content Type: Application Notes

Dioxin method that is faster and more cost effective than the traditional magnetic sector technique using APGC-Xevo G2-XS QTof high resolution mass spectrometry (HRMS) -while exceeding the minimum performance limits required for EPA method 1613.

Confirmation of PCDDs and PCDFs at Sub-Femtogram Levels Using Atmospheric Pressure Gas Chromatograph...
Library Number: APNT134940571 | Format: PDF | File Size: 1194.78 kB | Year: 2017 | Content Type: Application Notes

Coupling APGC to Xevo TQ-XS takes sensitivity to the next level – Confirm dioxins in complex samples at concentrations that are not achievable by traditional magnetic sector GC systems.

Quantitative Analysis of Natural and Synthetic Estrogens in Surface and Final Effluent Waters at Low...
Library Number: APNT134940437 | Format: PDF | File Size: 1032.16 kB | Year: 2017 | Content Type: Application Notes

To achieve the challenging EU LLOQ parts per quadrillion (ppq) levels required for these compounds, a combination of off-line solid phase extraction (SPE) clean-up and pre-concentration, combined with a large volume injection and triple quadrupole mass sp...

Targeted and Untargeted Screening of Microcystins in Lake Water Samples Using High Resolution Mass S...
Library Number: APNT134938229 | Format: PDF | File Size: 1858.79 kB | Year: 2017 | Content Type: Application Notes

In this application note, we describe a method that combines UPLC and HRMS to perform targeted screening of microcystins. Using a data-independent approach, additional compounds that were not included at the time of the initial analysis could be investig...

Determination of Aqueous Film Forming Foam (AFFF) Composition Using a Multivariate Analysis Approach...
Library Number: APNT134923199 | Format: PDF | File Size: 962.8 kB | Year: 2017 | Content Type: Application Notes

Aqueous film-forming foam (AFFF) mixtures were analyzed using Xevo G2-XS QTof in order to obtain full spectral accurate mass data from which a multivariate analysis (MVA) approach could be taken to identify unique components within the mixtures.

APGC-MS/MS Investigation of a Complex Mixture of Polyhalogenated Dioxins and Furans (PXDD/Fs) Genera...
Library Number: APNT134919768 | Format: PDF | File Size: 406.13 kB | Year: 2016 | Content Type: Application Notes

Learn how APGC coupled to a Xevo TQ-S tandem quadrupole instrument can better characterize dioxin and furan generation (polybromo- and mixed halogenated) that firefighters and first responders are exposed to.

Quantitative and Qualitative Analysis of Perfluoroalkyl Substances (PFASs) in Wildlife Samples Using...
Library Number: APNT134898813 | Format: PDF | File Size: 1449.68 kB | Year: 2016 | Content Type: Application Notes

In this application note, we demonstrate low-level detection and comprehensive data review of fluorinated environmental contaminants in wildlife using HRMS technologies and an integrated scientific information system.

Ultra Low-Level Detection of Perfluoroalkyl Substances (PFASs)
Library Number: APNT134893168 | Format: PDF | File Size: 1038.67 kB | Year: 2016 | Content Type: Application Notes

In this technology brief, we describe the detection of routinely monitored PFASs that was performed on the ACQUITY UPLC I-Class System and Xevo TQ-S. Special considerations for the I-Class with flow through needle (FTN) hardware are also detailed.

Separation of Neonicotinoids, Under Both Acetonitrile and Methanol Gradient Conditions, Using High E...
Library Number: APNT134884371 | Format: PDF | File Size: 1151.76 kB | Year: 2016 | Content Type: Application Notes

This technology brief demonstrates that the CORTECS Phenyl Column can be used to separate neonicotinoid insecticides using either an acetonitrile or methanol gradient.

Analysis of Natural and Synthetic Estrogens at Sub-PPT Levels in Surface Water and Crude Influent Wa...
Library Number: APNT134880582 | Format: PDF | File Size: 941.31 kB | Year: 2016 | Content Type: Application Notes

In this technology brief we describe the analysis of 17β-estradiol, estrone and 17α-ethinylestradiol in surface water, crude influent, and final effluent from a waster water treatment plant.

Increasing Sensitivity for Tof-MS Detection of Polychlorinated Biphenyls (PCBs) Using Tof MRM
Library Number: APNT134840001 | Format: PDF | File Size: 1143.85 kB | Year: 2015 | Content Type: Application Notes

In this technology brief, learn how Tof MRM enhances the analysis of PCBs in whale blubber, affording lower limits of detection while maintaining the ability to collect information rich accurate mass full scan data.

Analysis of Microcystins RR, LY, and YR in Bottled, Tap, and Surface Water Using ACQUITY UPLC System...
Library Number: APNT134826892 | Format: PDF | File Size: 2453.96 kB | Year: 2014 | Content Type: Application Notes

This application targeted the analysis of microcystin RR, LR, and YR in bottled, tap, and surface water.

Determination and Characterization of Perfluoroalkyl and Polyfluoroalkyl Substances (PFAS’s) in Envi...
Library Number: APNT134803616 | Format: PDF | File Size: 2727.97 kB | Year: 2014 | Content Type: Application Notes

In this application note we explore the use of the ACQUITY UPLC I-Class System combined with ion mobility as an important tool for the unequivocal identification of PFOS isomers in environmental samples.

Minimizing Carryover During Dioxin Analysis Using the Xevo TQ-S with APGC
Library Number: APNT134789354 | Format: PDF | File Size: 799 kB | Year: 2014 | Content Type: Application Notes

In this technology brief, confident and accurate analysis of dioxins and furans can be performed using the prescribed method.

Advancing Perfluorinated Compound Analysis Using Simultaneous Matrix Monitoring
Library Number: APNT10120567 | Format: PDF | File Size: 1563.69 kB | Year: 2014 | Content Type: Application Notes

This application note demonstrates the importance of monitoring background sample matrix during high sensitivity perfluorinated compound analysis in environmental waters and biota.

Multi-Residue Analysis of Pharmaceuticals and Personal Care Products (PPCPs) in Water Using the ACQU...
Library Number: APNT134772372 | Format: PDF | File Size: 1934.82 kB | Year: 2013 | Content Type: Application Notes

This application note demonstrates the extraction, separation, and detection of 78 PPCPs including acidic, basic, and neutral compounds in well and surface water samples.

Screening Environmental Samples for a Diverse Range of Compounds With Accurate Mass LC-MS and an Int...
Library Number: APNT134772396 | Format: PDF | File Size: 2535.25 kB | Year: 2013 | Content Type: Application Notes

This application note describes the use of Waters Screening Platform Solution in combination with the UNIFI Toxicology library to screen a local well water sample for the presence of a large number (>1000) of PPCPs, pesticides, and drugs of abuse.

Identification of Potential Metabolites of Pharmaceutical Residues Detected in an Environmental Wate...
Library Number: APNT134769121 | Format: PDF | File Size: 1977.79 kB | Year: 2013 | Content Type: Application Notes

In this application note, UPLC/MS(E), in combination with UNIFI, was used to screen for the presence of PPCPs, their adducts, and potential metabolites.

Improved Resolution for Paraquat and Diquat: Drinking Water Analysis Using the CORTECS UPLC HILIC Co...
Library Number: APNT134744375 | Format: PDF | File Size: 1986.02 kB | Year: 2013 | Content Type: Application Notes

This application demonstrates the UPLC separation using a CORTECS UPLC HILIC Column to significantly improve the retention and resolution of diquat and paraquat, allowing for detection down to 500 ppt by UV detection alone.

Determination of Imidacloprid Residues in Bee Pollen Using Xevo TQ-S
Library Number: APNT134729073 | Format: PDF | File Size: 1214.43 kB | Year: 2013 | Content Type: Application Notes

In this technology brief, trace levels of imidacloprid pesticide were detected in complex bee pollen matrix by UPLC-MS/MS.

Detection, Identification, and Structural Elucidation of Unknown Contaminants During ToF Screening f...
Library Number: APNT134611351 | Format: PDF | File Size: 4808.11 kB | Year: 2011 | Content Type: Application Notes

This application note describes a method where non-targeted contaminant species can be detected and successfully identified in river water using ToF screening and a structural elucidation workflow.