www.americanlaboratory.com AL Volume 48, Number 3 | April 2016 FEATURED ARTICLES
Argon Humidifi er Provides Uninterrupted, Maintenance-Free ICP Operation .................................. 10
by R. Brennan, J. Dulude and V. Dolic ICP-OES and ICP-MS applications benefi t from an effi cient, easy-to-use argon humidifi er.
Automated Separation of Micro-Grains in a Mixed Solid Sample ............................................................... 14
by S.M. Barnett, T. Maebayashi and S. Takeshima An automated micro-grain separation system has applications in industrial failure analysis, geology and geochronology.
On the Cover Hipparion fossilized bone. Technique: Polarized light; 100×. Image captured by
Dr. Santiago Gomez, University of Cádiz, Cádiz, Spain. Image of Distinction in the 2015 Nikon Small World Photomicrography Competition. For more information, visit www.
nikonsmallworld.com.
ULTRA PRECISE PIEZO-Z FOCUSING STAGE
Highlights From SLAS2016 ........................................... 16
by R.L. Stevenson Record attendance at SLAS2016 refl ects intense interest in automation and biological assays.
The Benefi ts of HPLC Coupled With Mass Spectrometry for the Direct Quantitation of Underivatized Amino Acids ... 22
by C.M. Ng and W.M. Reuter
HPLC coupled with MS detection for the determination of amino acids off ers high sensitivity and selectivity without pre- or post-column derivatization.
Lower Pollution Limits and Refi nery Flare Monitoring Require Special Gas Control Equipment for Sampling..... 28
by L. Gallagher Specialized pressure-control devices eff ectively calibrate gas control equipment.
PZ-Stage Applications t PERFECT SOLUTION FOR SUPER RESOLUTION MICROSCOPY t 9: 3FTPMVUJPOT %PXO UP UIF
ON 3BOHF t ; 3FTPMVUJPOT %PXO UP ON
t RAPID Z-SECTIONING t AUTO-FOCUSING SYSTEMS t 1SFWFOU 'PDVT %SJGU 6TJOH "4* T $3*41 4ZTUFN
FOR MORE INFORMATION...
Visit:
www.asiimaging.com Email:
info@asiimaging.com Call: (800) 706-2284 or (541) 461-8181
Sample Cleanup for the Analysis of Pesticide Residues and Polynuclear Aromatic Hydrocarbons in Fatty Food Matrices .................................................. 32
by K.K. Stenerson, M. Ye, O. Shimelis, E. Barrey and M. Halpenny The use of zirconia-based sorbents provides a new strategy for the cleanup of fatty samples.
Direct, Real-Time Mass Spectrometry Analysis of Cinnamon ............................................................... 36
by J.R. Swider, J.A. Jankowski and A. Sobevski
Samples of ground and solid cinnamon were distinguished from each other in minutes using DART-MS analysis.
AMERICAN LABORATORY 2 APRIL 2016
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