Sample Preparation

This article explores how automation can enhance laboratory productivity and reduces errors in peptide mapping.

This installment examines a sample preparation survey, focusing on sample sizes, laboratory techniques used, automation, the use of solid-phase extraction (SPE) devices (cartridges, disks, plates, tips), SPE chemistries and selection criteria, and problems encountered in SPE.

In this column, a fast, simplified procedure for determining simple sugars in fruit juices is described.

Webinar Date/Time: Tuesday and Wednesday, March 26 and 27, 2024 Morning Session: 9:30am - 12:00pm EDT Afternoon Session: 2:00pm - 4:00pm EDT

The 18th International Symposium on Hyphenated Techniques in Chromatography and Separation Technology will take place from 28–31 May 2024 in Leuven, Belgium.

Webinar Date/Time: Thu, Feb 8, 2024 11:00 AM EST

Webinar Date/Time: Thu, Feb 15, 2024 11:00 AM EST

Webinar Date/Time: Thu, Jan 25, 2024 2:00 PM EST

A recent sample preparation survey explored the critical role of sample preparation in gas chromatographic analysis.

Webinar Date/Time: Thu, Dec 14, 2023 1:00 PM EST

Webinar Date/Time: Thu, Dec 7, 2023 1:00 PM ES

Mary Ellen McNally and Doug Raynie covered green chemistry and sustainable separations, from sample preparation through analysis with chromatographic techniques, at EAS 2023.

Rainer Lohmann of the University of Rhode Island presented his research on passive sampling of PFAS at the Eastern Analytical Symposium in Princeton, NJ.

Webinar Date/Time: Thu, Nov 30, 2023 2:00 PM EST

Webinar Date/Time: Tuesday November 28, 2023 9:30 AM EST | 2:30 PM GMT | 3:30 PM CET Wednesday, November 29, 2023 9:30 AM EST | 2:30 PM GMT | 3:30 PM CET

Webinar Date/Time: Wednesday, December 13th, 2023 at 11am EST | 8am PST | 4pm GMT | 5pm CET Wednesday, December 13th, 2023 at 2pm EST | 11am PST | 7pm GMT | 8pm CET Thursday, December 14th, 2023 at 11am CST | 12pm JST

To measure a method’s environmental friendliness and its sustainability, one must consider its productivity and analytical performance.

This article outlines the relevance of extraction techniques, including exhaustive and non-exhaustive ones, in onsite strategies.

Headspace-solid-phase microextraction (HS-SPME) is widely used for the analysis of volatile compounds from different kinds of samples.

Passive samplers come in many forms and can be used in various fields. Here, we review multiple advances made to this sampling strategy.

Vacuum-assisted headspace solid-phase microextraction (Vac-HS-SPME) is quickly becoming popular for enhancing the extraction of semi-volatile compounds.

In this article, the author reports the results from a survey of trends in sample preparation techniques.

The Green Analytical Chemistry Workshop (1st TGAC) will be held 5–6 February 2024, at Novotel Paris-Charenton, Paris, France.

Núria Fontanals, Senior Researcher in the Analytical and Organic Chemistry Department at the Universitat Rovira i Virgili, outlines the benefits of passive sampling in liquids and how the approach can evolve in the future.

Scientists from Dalian Maritime University in Dalian, China, are testing a new amphetamine-type stimulant extraction system on wastewater and urine samples.

A team of scientists from Universitat Rovira i Virgili in Tarragona, Spain, is investigating a new method for testing water samples for contaminants of emerging concern.

Scientists based out of Zhejiang Academy of Agricultural Sciences in Hangzhou, China, recently used a new QuEChERS method for analyzing pesticides in fruit samples.

A pair of scientists from Gdańsk University of Technology (GUT) in Gdańsk, Poland, used the method to analyze the presence of antibiotics in animal products like milk and eggs.

With expert speakers coming in from around the country for Cannabis Science Conference Fall, we thought it was a great opportunity to introduce some of them and get a sneak peek into their presentations. Here, we meet Jini Glaros, Chief Scientific Officer at Modern Canna Labs.

The 27th International Symposium on Separation Sciences (ISSS 2023) will be held 24–27 September 2023 in Cluj-Napoca, Romania. Here’s a sneak preview of what attendees can look forwards to.