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App Notes

Results 751–760 of 1444

The development of standard methods relating to vehicle interior air quality (VIAQ) and how to comply with them

| Contributed by Markes International Ltd

This Application Note discusses the introduction of regulations limiting the quantities of VOCs and SVOCs allowed in vehicle cabin air.

μPAC™ column robustness in bottom-up proteomics

| Contributed by Pharma Fluidics

Being one of the main workhorses in today’s analytical research, the output of many laboratories is dominated by the amount of time that LC-MS systems are running smoothly.

The Determination of Minerals and Metals in Multi-Mineral/Multi- Vitamin Tablets by Flame Atomic Absorption Spectroscopy

| Contributed by Perkin Elmer

In this work, a method was developed to measure minerals in both commercial tablets and food simulation diets using a PinAAcle™ 900 AA spectrometer in Flame mode.

Elemental Analysis of Beer by Flame Atomic Absorption Spectrometry with the PinAAcle 900 AAS

| Contributed by Perkin Elmer

This work reports a method for determination of several elements relevant to the beer industry.

Quantification of Essential Metals in Spice Mixtures for Regulatory Compliance Using Flame Atomic Absorption Spectrophotometry

| Contributed by Perkin Elmer

This work demonstrates methods for accurate determination of essential metals in spice mixtures.

Determination of Lead and Cadmium in Foods by Graphite Furnace Atomic Absorption Spectroscopy

| Contributed by Perkin Elmer

Cadmium and lead are among the major toxic elements that must be monitored for human exposure.

Direct Determination of Thallium in Water by Pre-concentration with the PinAAcle 900H GFAAS

| Contributed by Perkin Elmer

In this work, an accurate, reliable method was developed for the determination of ultra-trace level thallium in water using a PinAAcle™ 900H AA spectrometer.

Aroma profiling of pet food using high-capacity sorptive extraction and TD–GC×GC–TOF MS

| Contributed by SepSolve Analytical

This study demonstrates the use of the INSIGHT flow modulator for TD–GC×GC–TOF MS aroma profiling of meat-based cat food.

Analysis of Polyethylene by Pyrolysis-GC×GC-MS

| Contributed by CDS

A new dimension added to analytical pyrolysis

Impurity isolation and API purification by SFC

| Contributed by Kromasil

All Kromasil SFC phases are available as 2.5 and 5 μm particles sizes with columns up to 30 mm ID.

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