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Title
Determination of Trace Rhodium in Water Samples by Thermal Lens Spectrometry Following Cloud Point Extraction
Monday, May 02, 2016
Quan Han
Xiaohui Yang
Na Yang
Huo Yanyan
Yaping He
Due to its unique physical and chemical properties, rhodium has been used as a catalyst in organic synthesis, as an alloy in thermocouples, as a raw plating material in electronic instruments and as a...
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Automated Separation of Micro-Grains in a Mixed Solid Sample
Wednesday, April 13, 2016
Steven M. Barnett
Toshinori Maebayashi
Satoshi Takeshima
Areas such as industrial failure analysis, geology, geochronology and others that use solid-phase extraction, require accurate measurement of specific micro-grains, which are small particles mixed ...
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Lower Pollution Limits and Refinery Flare Monitoring Require Special Gas Control Equipment for Sampling
Tuesday, April 05, 2016
Larry Gallagher
Implementation of Title 40 of the Clean Air Act has resulted in a dramatic reduction in critical air pollutants.
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Using Freshly Delivered Ultrapure Water With Low TOC Improves Chromatographic Performance
Wednesday, January 27, 2016
Stéphane Mabic
Estelle Riche
Cecilia Devaux
Analytical instruments have become increasingly sensitive, requiring a higher level of reagent and solvent quality, including water.
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Calibration-Free Catalytic Microreactor for Analysis of Pesticides in Food
Wednesday, January 27, 2016
Charlie Spanjers
Paul Dauenhauer
Growers routinely test for pesticides in food.
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Is it Time to Embrace High-Resolution, Accurate-Mass Mass Spectrometry for Pesticide Analysis?
Wednesday, January 27, 2016
Richard Fussell
Using targeted methods, laboratories test on average between two and five hundred pesticides from a predefined list.
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A Tandem Approach to TOC Analysis in Drinking Water Treatment
Friday, August 07, 2015
John Welsh, Jr.
In 1974 Congress passed the Safe Drinking Water Act (SDWA) to regulate the nation’s drinking water supply.
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Detecting Trace-Level Pyrethroid Insecticides in Sewage and Ocean Sediments With GC-MS/MS
Wednesday, April 01, 2015
Joe Anacleto
As the use of pyrethroid insecticides continues to increase in the United States, it is becoming increasingly important to monitor levels of the compounds in environmental waters, river and ocean ...
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Pure Water: The Most Essential Laboratory Element
Friday, January 16, 2015
Frank Gatzemeyer
Both vital and versatile, water is used in all laboratories, in preparing media, buffers and additives and for heating, cooling, cleaning and rinsing.
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Role of Cetyltrimethylammonium Bromide in Preparing Porous In-TiO
2
Photocatalytic Material
Friday, January 02, 2015
Wenjie Zhang
Xiaobei Pei
Jinlei Chen
The application of TiO
2
as the main photocatalyst on degradation of organic pollutants has been widely investigated. Metal ion doping can retard recombination of photogenerated electron-hole pairs in ...
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Automation of Soil Sampling Comes of Age: New Purge-and-Trap GC/MS Technology Gets it Right
Monday, December 22, 2014
Cynthia Elmore
A tractor trailer tanker truck with a full load of toxic chemicals traveling over a mountain pass veers off the road to avoid an oncoming vehicle; 6700 gallons of toxins begin to spill onto the bank, ...
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Harnessing Fast GC–TOF MS with Variable-Energy Electron Ionization for the Rapid Analysis of Environmental Contaminants
Monday, December 22, 2014
David Barden
Laura McGregor
The introduction of recent legislation, such as the EU Environmental Liabilities Directive 2004/35/EC, has led to a demand among analysts for more precise and robust methods for the identification of ...
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Use of Environmental Transmission Electron Microscopy to Study the Dynamic, Catalytic Reactions on Metal Nanoparticle Catalysts
Thursday, October 16, 2014
Joerg Jinschek
Prof. Seiji Takeda leads a research group in the Department of Nanocharacterization for Nanostructures and Functions of the Nanoscience and Nanotechnology Center at the Institute of Scientific and ...
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Application of Porous Nano-Calcium Titanate in Preconcentration of Heavy Metals in Water
Wednesday, October 15, 2014
Dong Zhang
Yan Li
Heavy metal pollution in water has been a public concern for decades.Heavy metals, which include lead, cadmium, mercury, chromium, zinc, copper, and nickel, are highly toxic with hidden pollution, ...
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Safety and Environmental Considerations in the Life Sciences Laboratory
Friday, September 05, 2014
Larry Gallagher
In life science laboratories and biotech firms, safety and environmental issues can be presented by the gases and cryogens utilized in the processes and controls. From simple oxygen deficiency that ...
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Determination of Total Mercury Content in Wood Materials—Part 3: Miniaturization Using ICP-MS
Monday, August 04, 2014
Heidi Fleischer
Kerstin Thurow
Ellen Vorberg
High-throughput screening processes have become an essential tool in the pharmaceutical industry and clinical laboratory. High-throughput screening, or HTS, is used in drug discovery as well as in ...
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A Novel Sample Preparation Method for the Determination of Chloride in Bitumen Samples
Tuesday, April 01, 2014
Reynhardt Klopper
Accurate salt content determination in petrochemical products such as crude oil and bitumen is of utmost importance to petrochemical companies. The presence of salt (present as sodium chloride) ...
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A Moisture Absorbing Polymer for Solvent Extraction Applications
Tuesday, April 01, 2014
Chris Pohl
Kannan Srinivasan
Rahmat Ullah
Pranathi Perati
The moisture absorbing polymer consumable described in this article is designed to remove moisture from wet samples inline during extraction as well as from the post-extraction solvent extract.
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Determination of Palladium in Water and Geological Samples by Flame Atomic Absorption Spectrophotometry
Thursday, November 28, 2013
Dong Zhang
Qian-Wu Wang
The precious metal palladium has been widely applied in the electronics, aerospace, chemical, metallurgy, automobile engines, and pharmaceutical industries due to its corrosion resistance, oxidation ...
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Determination of Total Mercury Content in Wood Materials, Part 2: ICP-MS—A Multielement Method
Thursday, August 29, 2013
Heidi Fleischer
Kerstin Thurow
Even in minor concentrations, elemental mercury and inorganic and organic bound mercury can have harmful biological effects on organisms. Mercury and other toxic elements can enter the environment ...
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