All PublicationsSpectroscopySpectroscopy SupplementsApplication NotebookE-Books
All ColumnsAtomic PerspectivesChemometrics in SpectroscopyFocus on QualityIR Spectral Interpretation WorkshopIcons of SpectroscopyLasers and Optics InterfaceMolecular Spectroscopy Workbench
All NewsInterviewsSpectroscopy Sponsored News
All Application NotesAtomic SpectroscopyGeneralMass SpectrometryMolecular Spectroscopy
Conference CoverageConference Listing
Webcasts
ProductsE-BooksEventsPeer ExchangeAnalytically Speaking PodcastSponsored PodcastsSpecTubeSponsored ContentSponsored VideosContent Engagement HubsInteractive Tools
SubscribeDirectory
Analytical Instrumentation
Analytical Method Validation
Analytical Theory
Annual Salary Survey
Atomic Absorption
Atomic Spectroscopy
Biological, Medical, and Clinical Analysis
Biopharmaceuticals Biotechnology and Protein Analysis
Cannabis Analysis
Corporate Profiles
Data Analytics, Statistics, Chemometrics, and Artificial Intelligence
Dietary Supplements Analysis
Energy, Petroleum, and Bio Energy
Environmental Analysis
Far-IR/Terahertz Spectroscopy
Fluorescence
Food and Beverage Analysis
Forensics, Narcotics
GC-MS
Homeland Security
ICP-MS
ICP-OES
Imaging
Infrared (IR) Spectroscopy
LC-MS
LIBS
Lasers and Laser-Source Technologies
Market Profiles
Mass Spectrometry
Molecular Spectroscopy
NMR
Near Infrared (NIR) Spectroscopy
Optics
Peer-reviewed Articles
Pharmaceutical Analysis
Plastics Polymers and Rubber
Portable and Handheld Spectroscopy
Process Control and Analysis
Quality Control/Quality Assurance (QA/QC)
Quality by Design (QbD)
Raman Spectroscopy
Regulatory Standards/GLP/GMP Compliance
Sample Preparation
Spectroscopy Interviews
Surface-enhanced Raman spectroscopy (SERS)
Technology Forum
Trends
Tutorials
UV-vis Spectroscopy
Vendor Tips & Tricks
Web of Science
X-ray Analysis
Spotlight -
  • Agilent Technologies Battery Summit
  • Emerging Trends in Pharma and Biopharma Analysis
Analytical Instrumentation
Analytical Method Validation
Analytical Theory
Annual Salary Survey
Atomic Absorption
Atomic Spectroscopy
Biological, Medical, and Clinical Analysis
Biopharmaceuticals Biotechnology and Protein Analysis
Cannabis Analysis
Corporate Profiles
Data Analytics, Statistics, Chemometrics, and Artificial Intelligence
Dietary Supplements Analysis
Energy, Petroleum, and Bio Energy
Environmental Analysis
Far-IR/Terahertz Spectroscopy
Fluorescence
Food and Beverage Analysis
Forensics, Narcotics
GC-MS
Homeland Security
ICP-MS
ICP-OES
Imaging
Infrared (IR) Spectroscopy
LC-MS
LIBS
Lasers and Laser-Source Technologies
Market Profiles
Mass Spectrometry
Molecular Spectroscopy
NMR
Near Infrared (NIR) Spectroscopy
Optics
Peer-reviewed Articles
Pharmaceutical Analysis
Plastics Polymers and Rubber
Portable and Handheld Spectroscopy
Process Control and Analysis
Quality Control/Quality Assurance (QA/QC)
Quality by Design (QbD)
Raman Spectroscopy
Regulatory Standards/GLP/GMP Compliance
Sample Preparation
Spectroscopy Interviews
Surface-enhanced Raman spectroscopy (SERS)
Technology Forum
Trends
Tutorials
UV-vis Spectroscopy
Vendor Tips & Tricks
Web of Science
X-ray Analysis
    • Webcasts
    • Subscribe
    • Directory
Advertisement

B.C. Cha

home / authors / bc-cha

B.C. Cha is with Thermo Fisher Scientific.

Articles

Site Logo

Determination of Estradiol in Plasma with Negative Chemical Ionization GC-MS/MS on TSQ Quantum GC

Ethan Chan;Hans Schweingruber;B.C. Cha;Kefei Wang
September 1st 2007

Thermo Fisher Scientific

Latest Updated Articles

Heat Leak Infrared Detection | Image Credit: © Dario Sabljak - stock.adobe.com
Published: September 11th 2024 | Updated: October 10th 2024
In-Service Samples: An Infrared Differential Spectra Issue
William F. Meggers
Published: April 29th 2024 | Updated: May 10th 2024
William F. Meggers: The Dean of American Spectroscopists
The future portable and wearable technology © Nicolas - stock.adobe.com
Published: December 3rd 2024 | Updated: December 22nd 2024
Portable and Wearable Spectrometers in Our Future
Portable Spectrometer Market to Grow Past $4 Billion by 2030
Published: May 9th 2024 | Updated: December 22nd 2024
Portable Spectrometer Market to Grow Past $4 Billion by 2030
Mixed flock of ducks flying over wetlands | Image Credit: © MikeFusaro - stock.adobe.com
Published: December 2nd 2024 | Updated: December 22nd 2024
The Role of Imaging in Preserving Wetlands
Published: December 5th 2024 | Updated: December 22nd 2024
Graphene Studies Using Raman Spectroscopy
About
Advertise
Author Guidelines
Contact Us
Editorial Advisory Board
Ethics Statement
Do Not Sell My Personal Info
Permissions
Privacy Policy
Subscriptions
Terms and Conditions
Contact Info

2 Commerce Drive
Cranbury, NJ 08512

609-716-7777

© 2024 MJH Life Sciences

All rights reserved.