Chemistry Application Notes - Keep Up to Date on the Latest Lab Innovations

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Automated Liquid Chromatography Method Development Design and Practice
Thursday, September 01, 2016
Gary W. Yanik
Method development bottlenecks can be minimized with good planning, setup, procedures and techniques. Read More
Automated Chromatographic Solid-Phase Extraction Using an Autosampler
Thursday, September 01, 2016
Mark Hayward Jonathan Ho Rick Youngblood Matthew T. Hardison Tom Moran Kim Gamble
Solid-phase extraction (SPE) is a preferred tool for isolating target analytes from complex matrices because the availability of a diverse range of chromatographic sorbents enables targeted approaches... Read More
ASTM-Approved Method for Simultaneous Determination of Total Nitrogen and Phosphorus in Wastewater by Ion Chromatography
Monday, October 02, 2017
Jeff Rohrer Richard Jack Brian De Borba
As natural elements in aquatic ecosystems, nitrogen and phosphorus support the growth of algae and aquatic plants, providing food and shelter for fish and other organisms. Read More
Application of HPLC in the Synthesis of 2,4,5-Trifluorobenzoic Acid
Monday, April 20, 2015
Yun Wang Wen-Yi Su Yan-Li Xi
An important fine chemical intermediate for pharmaceuticals, agrichemicals and polymers, 2,4,5-trifluorobenzoic acid (2,4,5-TFBA) is synthesized from tetrachlorophthalic anhydride via hydrolysis, ... Read More
Analysis of Protosappanin B in Sappan Lignum by Capillary Zone Electrophoresis
Tuesday, September 23, 2014
Luzhi Sui Xiangqian Hou Xinmin Li Dunqing Wang
Sappan Lignum, the dried heartwood of Caesalpinia sappan L, has been used as an herbal medicine since ancient times. Sappan Lignum promotes blood circulation; removes blood stasis; reduces swelling, ... Read More
A Sensitive and Selective GC/MS Method for Analyzing Persistent Organic Pollutants Using a Novel Ionization Source
Friday, October 04, 2013
Jody Dunstan
Charge transfer chemical ionization (CI) was among the ionization types studied decades ago by researchers investigating fundamental Characteristics of chemical ionization. However, the technique was ... Read More
A Novel Sensor for Uric Acid Based on an Electropolymerization Technique
Tuesday, July 02, 2013
Youyuan Peng
A molecularly imprinted polymer (MIP) film was fabricated using an electropolymerization technique after depositing carboxyl-functionalized multiwalled carbon nanotubes (MWNTs) onto a glassy carbon ... Read More
A Multiplatform Approach to Residual Pesticide Quantitation in Cannabis Flower for the California and Canadian Target Lists
Wednesday, August 22, 2018
Anthony Macherone Rick Jordan Dan Miller Lilly Asanuma Jean-François Roy Peter J. Stone
This article describes methods to quantitate the California and Canadian pesticide lists in cannabis using two mass spectrometric platforms. Read More

Application Notes

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Automated Liquid Chromatography Method Development Design and Practice

Automated Chromatographic Solid-Phase Extraction Using an Autosampler

ASTM-Approved Method for Simultaneous Determination of Total Nitrogen and Phosphorus in Wastewater by Ion Chromatography

Application of HPLC in the Synthesis of 2,4,5-Trifluorobenzoic Acid

Analysis of Protosappanin B in Sappan Lignum by Capillary Zone Electrophoresis

A Sensitive and Selective GC/MS Method for Analyzing Persistent Organic Pollutants Using a Novel Ionization Source

A Novel Sensor for Uric Acid Based on an Electropolymerization Technique

A Multiplatform Approach to Residual Pesticide Quantitation in Cannabis Flower for the California and Canadian Target Lists

Product Guide

Reducing Toxic Chemical Vapors in the Lab and the Basics of Proper Chemical Waste Storage

A Make-it-or-Break-it Decision – Plastic vs. Glass Labware

The Do's and Don'ts of Laboratory Balances

Pittcon 2023: PFAS, AI, LC, MS and Batteries

Supporting Sustainability in Analytical Labs by Switching from Helium to Hydrogen