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Technical Notes

Principles of Headspace Analysis

Headspace analysis is a flexible sample preparation technique used to extract Volatile Organic Compounds (VOCs) from a variety of liquid and solid matrices. The SCION Versa and HT3 headspace samplers provide automated headspace sampling with direct injection into a Gas Chromatograph (GC). Headspace samplers can be configured to either static mode or dynamic mode, depending on the model.
Technical Notes

Static or Dynamic Headspace Analysis ?

Headspace analysis is a sample preparation technique used to extract volatile compounds from a variety of liquid and solid matrices, and can be performed in all areas of research and industry including environmental, forensic, pharmaceutical, food and beverage, petrochemical and chemical.
Technical Notes

GC-MS sample preparation and column choice guide

Learn how to prepare your sample for analysis by GC-MS, and select the correct GC column for your sample.
Technical Notes

FID Maintenance Guide

The frequency of the FID maintenance is dependent upon the sample matrix and application your laboratory is conducting. Read this technical note to learn how to correctly maintain your flame ionization detector (FID).
Technical Notes

Quality Control (QC) Best Practice

Achieving consistent, reliable results begins with robust quality control. In this technical note, SCION Instruments outlines practical QC best practices and calibration strategies to help laboratories ensure accuracy, compliance, and confidence in their analytical data.
Technical Notes

Sample preparation GC-MS

Samples that are to be analysed by GC-MS often contain dirty compounds that sometimes require ‘specialist’ sample preparation as detailed in this guide.
Technical Notes

Importance of using analytical standards – qualitative and quantitative analysis

Analyte confirmation can be specified as a requirement for method validation to ensure that compounds during the analysis have been correctly identified. This can be important across many industries to ensure active ingredient(s) and/ or impurities within a sample can be validated as the purity or identity they have been described as for both safety and quality control.
Technical Notes

How Can We Improve Our Solid Phase Extraction Processes?

Solid phase extraction (SPE) is a powerful sample preparation technique used across many different industries including pharmaceutical, environmental and forensics. The main aims of sample preparation is to remove or minimise sample matrix effects.
Technical Notes

The Role of Internal Standards In Mass Spectrometry

Mass spectrometry analysis requires an internal standard (IS) to ensure accurate quantitation and to correct for various sources of variability that can affect the results. 
Technical Notes

Biodiesel Analysis: Why is it conducted  

Biodiesel analysis is essential for ensuring fuel quality, engine performance, environmental compliance, and consumer safety. Proper testing identifies impurities, enhances fuel efficiency, and helps prevent engine damage.