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App Notes

Results 871–880 of 1444

Techniques & Tools Sample Preparation

Determination of Pesticides in Coffee with QuEChERS Extraction and Silica Gel SPE Cleanup

| Contributed by UCT

This application details the extraction and cleanup of pesticide residues from coffee using a QuEChERS technique followed by a silica gel SPE cleanup.

Fields & Applications Food, Beverage & Agriculture

Comparing the rheology and particle size of smoothies made with different blenders

| Contributed by Malvern Panalytical

In the Oxford English dictionary a smoothie is defined as ‘a smooth, thick drink made with puréed fresh fruit and yogurt, ice cream, or milk’.

Techniques & Tools Spectroscopy

Combining Raman spectroscopy and analytical imaging to assess graphite crystallinity

| Contributed by Malvern Panalytical

Exploring the effect of carbon microstructure on lithium-ion battery performance

Fields & Applications Materials

Introduction to Yield Stress Measurements

| Contributed by Malvern Panalytical

Understanding yield stress characteristics using rotational rheometer

Techniques & Tools Spectroscopy

Top tips for avoiding particle sizing failures with your laser diffraction method

| Contributed by Malvern Panalytical

Particle size defines the performance of a wide range of different products, including cement, paints, inks, metal powders, cosmetics, foods and drinks.

Fields & Applications Food, Beverage & Agriculture

How to predict mouthfeel in chocolate using analytical instrumentation

| Contributed by Malvern Panalytical

The particle size and rheology of the chocolate are critical factors in determining and predicting mouthfeel

Fields & Applications Pharma & Biopharma

Identification and quantification of different cannabinoids in Cannabis sativa

| Contributed by CAMAG

CAMAG has developed fast, simple, and reproducible HPTLC methods for identification and quantification of different cannabinoids in Cannabis sativa.

Fields & Applications Food, Beverage & Agriculture

Water determination in Caramel Mass

| Contributed by Honeywell

For water determination in food samples, Karl Fischer (KF) titration offers significant advantages over traditional drying techniques.

Innovative cryogen-free ambient air monitoring in compliance with US EPA Method TO-15

| Contributed by Markes International Ltd

This Application Note describes the GC–MS analysis of humidified canister ‘air toxics’ samples at various relative humidities, using cryogen-free systems for thermal desorption preconcentration.

Techniques & Tools Mass Spectrometry

Improved Characterization of Perfumes with GC×GC-TOFMS

| Contributed by Leco

Here, we compare GC-TOFMS and GC×GC-TOFMS data for a representative commercial perfume sample to demonstrate the type of information that can be gained with a comprehensive two-dimensional separation.

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