Welcome Guest
Sign In
Register
Home
Articles
Product Guide
Featured Products
Product Reviews
Product Videos
News
Home
Chemistry
Articles
Application Notes
Application Notes
Sort
Date Published
Title
Measures to Alleviate Fume Hood Noise
Thursday, March 22, 2018
Kang Chen
Hongbo Zhang
Wenjun Zhang
The focus of this study was to reduce aerodynamic noise generated from fume hoods.
Read More
Optical Efficiency Effects on Infrared Diffuse Reflection Spectroscopy Signal-to-Noise Ratio
Thursday, May 03, 2018
Dalia K. Maraoulaite
Robert L. White
This paper describes the impact of typical DRIFTS optical configurations on measurement SNR.
Read More
Pesticide Analysis in Cannabis: Extracting the Pesticide From the Flower
Monday, April 29, 2019
Michael Steinert
The QuEChERS and SPE methods are the most popular methods for the cleanup phase when analyzing pesticides in cannabis.
Read More
Portable Raman Microscopy: Laboratory-Quality Results Measured Anywhere
Wednesday, April 22, 2015
Barbara Foster
While handheld portable Raman is now well established, until recently, microRaman had yet to make the leap out of the laboratory and into the world at large. To meet that challenge, BioTools (Jupiter...
Read More
Portable Visible Absorption Spectrometry: Two Dimensions Instead of One
Wednesday, September 10, 2014
Alexander Scheeline
Think of a visible absorption spectrometer or a visible fluorimeter. What do you see? A scanned diffraction grating and photomultiplier?
Read More
Preparation of SMA/CaCO
3
/CaCl
2
@SiO
2
as a Fluid Loss Agent Based on PSA/Ca-MMT/CaCl
2
@SiO
2
Thursday, September 04, 2014
Xiuhua Zheng
Shiwei Yang
Zhongli Lei
A novel inorganic/organic hybrid, highly temperature-resistant fluid loss agent had previously been reported by the Drilling Fluid Laboratory of China University of Geosciences. However, Ca-MMT (...
Read More
Quantitating VOCs in Serum Using Automated Headspace-SPME/Cryo-Focusing/Isotope Dilution/Capillary GC/MS
Friday, March 31, 2017
Paul R. Loconto
In January 2007, the author’s lab received a frozen shipment of calibration standards and quality control (QC) samples to perform method validation for quantitating traces of volatile organic ...
Read More
Quantitative Analysis of Cannabinoids in Edibles Using Thermal Desorption-GC/MS
Monday, April 08, 2019
Rojin Belganeh
William Pipkin
Terry Ramus
A simple, rapid, and accurate thermal desorption-GC/MS technique is described for the determination of cannabinoids
Read More
Rapid Characterization of Large Areas of Graphene Using Raman Spectroscopy
Thursday, August 29, 2013
Tim Batten
Raman spectroscopy probes the vibrations (phonons) in a material. These phonons are characteristic of a given material and allow its chemical and structural properties to be investigated.
Read More
Recent Advances in ICP Spectrometers
Monday, September 28, 2015
Mark Grey
When SPECTRO Analytical Instruments (Kleve, Germany) sought to redesign its inductively coupled plasma (ICP) spectrometer instrument line, the company’s engineers worked to address some very specific ...
Read More
Reducing Microplate Result Variability Using an AI-Based Approach
Tuesday, August 07, 2018
Paul Hensley
Artificial intelligence-based analysis of individual well patterns is a powerful tool with the potential to reduce the effect on assay variability due to surface chemicals.
Read More
Response Scene Chemical Confirmation with GC/MS
Friday, August 24, 2018
Philip Tackett
This article discusses a real-life scenario in which a person-portable GC/MS was used for on-site identification of an unknown substance that caused an adverse reaction.
Read More
Routine Maintenance in ICP-MS: Critical When Monitoring Elemental Impurities in Pharmaceuticals
Tuesday, May 01, 2018
Robert Thomas
Routine maintenance is critical in ICP-MS, and this article provides guidance on keeping the sample introduction clean.
Read More
Selecting a GC Inlet Liner
Tuesday, July 26, 2016
Linx Waclaski
Introduction of gas chromatography samples typically occurs through a heated inlet containing a glass liner.
Read More
Solving Glass-Cleaning Challenges in Short-Path Distillation of Cannabis Oils
Wednesday, December 19, 2018
Robert Sandor
Brian Maltais
Ultrasonic cleaning replaces potentially dangerous caustic or solvent baths and the associated disposal challenges.
Read More
Statistics in the Laboratory: Mandel Sensitivity
Wednesday, March 28, 2018
Stanley N. Deming
In the three previous columns, we discussed the limit of detection amount LDA, the minimum consistently detectable amount MCDA, and the limit of quantitation amount LQA.
Read More
Statistics in the Laboratory: The Minimum Consistently Detectable Amount
Tuesday, September 05, 2017
Stanley N. Deming
In the previous column we discussed the limit of detection LD, the minimum signal strength above which we can be confident that analyte is present, but with a small false positive risk a that analyte ...
Read More
Statistics in the Laboratory: The Limit of Quantitation
Thursday, January 18, 2018
Stanley N. Deming
In the two previous columns, we discussed the limit of detection LD, the minimum signal strength above which we can state with at least a given level of confidence (e.g., =99.95%) that analyte is ...
Read More
Statistics in the Laboratory: The Limit of Detection
Wednesday, June 07, 2017
Stanley N. Deming
The phrase “limit of detection” sounds so simple, yet it leads to one of the biggest, murkiest, most frustrating swamps in the statistical literature.
Read More
Statistics in the Laboratory: The Capability of a Measurement Process
Tuesday, September 27, 2016
Stanley N. Deming
Measurement processes must be fit for use. In this column, we’ll develop some quantitative statistical descriptors of the capability of a measurement process to be valid for its intended purpose.
Read More
Page
<<
<
1
2
3
4
>
>>
Product Guide
Analytical Instruments
Chemical Analysis Equipment
Chromatography
Clinical Diagnostics
Environmental Test Equipment
Food Testing Equipment
Forensic Laboratory Equipment
General Laboratory Equipment
Laboratory Supplies
Lasers and Optical Components
Life Science Research
Mass Spectrometry
Materials Research
Microscopy
Petroleum Testing Equipment
Pharmaceutical Lab Equipment
Spectroscopy
Test and Measurement
more products from labcompare »
Most Recent Articles
Reducing Toxic Chemical Vapors in the Lab and the Basics of Proper Chemical Waste Storage
Friday, May 05, 2023
A Make-it-or-Break-it Decision – Plastic vs. Glass Labware
Friday, April 28, 2023
The Do's and Don'ts of Laboratory Balances
Friday, April 14, 2023
Pittcon 2023: PFAS, AI, LC, MS and Batteries
Tuesday, April 04, 2023
Supporting Sustainability in Analytical Labs by Switching from Helium to Hydrogen
Tuesday, March 28, 2023