chromatography was first developed more than a century ago and solid state gas chromatography is more than 60 years old.    From Wordnik.com.  [The Explainer: Plastics] Reference

Essentially, chromatography is a filtering process that allows distinct compounds or molecules to be separated by molecular size and weight.    From Wordnik.com.  [Richard Kuhn and the Chemical Institute: Double Bonds and Biological Mechanisms] Reference

They analyze a wide variety of chemical compounds, using testing methods such as chromatography or spectroscopy.    From Wordnik.com.  [BioSpace.com Featured News and Stories] Reference

It ` s called gas chromatography mass spectrometry.    From Wordnik.com.  [CNN Transcript Jan 28, 2008] Reference

Chemistry for your invention of partition chromatography.    From Wordnik.com.  [Nobel Prize in Chemistry 1952 - Presentation Speech] Reference

These tests were conducted probably using gas chromatography analysis.    From Wordnik.com.  [CNN Transcript Sep 5, 2008] Reference

In this case one uses a technique referred to as affinity chromatography.    From Wordnik.com.  [Physiology or Medicine 1984 - Press Release] Reference

Tswett, for the separation of plant pigments and named chromatography by him.    From Wordnik.com.  [The Nobel Prize in Chemistry: The Development of Modern Chemistry] Reference

Extracts of these cells were then examined by high pressure liquid chromatography.    From Wordnik.com.  [Nobel Lecture The Purine Path To Chemotherapy] Reference

The almost explosive development of chromatography since the discovery of Martin and.    From Wordnik.com.  [Nobel Prize in Chemistry 1952 - Presentation Speech] Reference

Final purification was achieved by medium pressure liquid chromatography (MPLC), RP-8.    From Wordnik.com.  [Chapter 7] Reference

Nonetheless purification was carried out by column chromatography and preparative TLC.    From Wordnik.com.  [Chapter 7] Reference

He looked to the screen where the computer analysis of the chromatography would appear.    From Wordnik.com.  [The Legacy of Heorot]

Interpreting the results of gas chromatography on unknown compounds is difficult at best.    From Wordnik.com.  [Explorations]

We'll need gas chromatography for confirmation and that, as you know, will take about a week.    From Wordnik.com.  [The Murder Room]

Estimation of colchicine in a poisoned patient by using high performance liquid chromatography.    From Wordnik.com.  [Colchicine Poisoning] Reference

In the process, Kuhn and his assistants developed many new techniques, such as modern chromatography.    From Wordnik.com.  [Richard Kuhn and the Chemical Institute: Double Bonds and Biological Mechanisms] Reference

When I had spare time, I continued the chromatography experiments I had started when I was a student.    From Wordnik.com.  [Osamu Shimomura - Autobiography] Reference

"Based on alkaloid content and protein chromatography, the contraband was most likely a hot fudge sundae.".    From Wordnik.com.  [Achille's Choice]

Its growth paralleled the growth in column chromatography, mass spectrometry and instrumentation in general.    From Wordnik.com.  [Clinical Biochemical Genetics] Reference

They gave the first demonstration of partition chromatography to the Biochemical Society at its meeting at the.    From Wordnik.com.  [Richard L.M. Synge - Biography] Reference

Kuhn suggested that Lederer adapt an old technique that had been abandoned by chemists, called chromatography.    From Wordnik.com.  [Richard Kuhn and the Chemical Institute: Double Bonds and Biological Mechanisms] Reference

'You know the principle of gas chromatography, the effect of a moving gas and a stationary solvent material -'.    From Wordnik.com.  [Gorky Park]

The winery has turned to spectroscopy and chromatography to evaluate aroma, color, taste and mouthfeel of grapes.    From Wordnik.com.  [High technology in the vineyard] Reference

A woman named Halley Williams has a job in a hospital, running a machine that analyzes blood, a chromatography machine.    From Wordnik.com.  [The Forever War]

Paul Silvis, founder of Restek Corp., a chromatography company, says he has laid off about 60 employees over the years.    From Wordnik.com.  [If You Fire People, Don't Be a Jerk About It] Reference

Now a process called high performance liquid chromatography does all the work, with results given in Scoville Heat Units.    From Wordnik.com.  [The World's Hottest Chili] Reference

In the meantime, had come the remarkable developments in England on the separation of amino acids by paper chromatography by.    From Wordnik.com.  [William H. Stein - Autobiography] Reference

He allowed carbon-14 to be absorbed by plants, then mashed up the cells and separated the contents using paper chromatography.    From Wordnik.com.  [Calvin, Melvin] Reference

After 1931, absorption chromatography became one of the most common and indispensable tools used in chemistry and biochemistry.    From Wordnik.com.  [Richard Kuhn and the Chemical Institute: Double Bonds and Biological Mechanisms] Reference

The tape probably also shows photographs of the chromatography of the different components of the cancer cell genetic constituents.    From Wordnik.com.  [Shattered]

High-performance liquid chromatography suggested the presence of aromatic hydrocarbons derived from the resin of the terebinth tree.    From Wordnik.com.  [Wine for Eternity] Reference

Cells were harvested at regular intervals, extracted and the compounds were separated by high performance liquid chromatography (HPLC).    From Wordnik.com.  [Chapter 7] Reference