Application Notes

Articles

Preventing aerosol contamination during pipetting helps you achieve reliable results. Here we address the main contamination mechanisms that need to be avoided.


How to Avoid Contamination in Pipetting 

Learn how automated solid-phase extraction (SPE) streamlines the analysis of semi-volatile organic compounds in wastewater, in compliance with U.S. EPA Method 625.1.


Extraction of EPA Method 625.1 Semi-Volatile Analytes from Wastewater

The use of high-capacity sorptive extraction with multi-step enrichment, for enhancing the analysis of VOCs, that contribute to the aroma & flavor of breakfast cereals

Improved Aroma Profiling of Breakfast Cereal by Automated High-Capacity Sorptive Extraction

The performance of the Empore oil and grease solid-phase extraction disk under EPA Method 1664, while reducing the total volume of n-hexane by 40%, is demonstrated.
 


Empore SPE Disk for EPA 1664

This application note demonstrates the benefit of large volume preconcentration (LVP) for enhancing headspace analysis of trace-level VOCs that contribute to aroma & flavour in tomato paste.

Enhancing Headspace Analysis for the Food Industry

This short application note demonstrates the effectiveness of the Microlute™ Protein Precipitation Plate for the removal of proteins.


Protein Precipitation Microplate

Amino Acids analysis method according to European Pharmacopoeia to support development and production of biopharmaceuticals.

Amino Acids Analysis by European Pharmacopeia

This application note summarizes a validated procedure developed by the US Food and Drug Administration (FDA) for the measurement of 16 PFASs in food using a QuEChERS sample preparation approach. 

Perfluoroalkyl and Polyfluoroalkyl Substances in Food

This application note shows an example of N-linked Glycans in which sialic acid residues were stabilized by using the sialic acid linkage specific alkylamidation method. 

Application Notes: Sample Prep