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Keyword:'spectroscopy'
Showing 1-30 of 94 results for "spectroscopy" within Site Content
Atomic Spectroscopy
Atomic spectroscopy uses the energy absorbed or emitted by electrons to identify and quantify the elemental composition of a sample. It includes various analytical techniques, such as AAS, AES, FAA, GFAA, ICP-OES, ICP-MS and XRF.
What is FTIR Spectroscopy?
Learn about FTIR Spectroscopy (Fourier transform infared spectroscopy). Learn what is FTIR, what it does and how it works. Useful information on this widely used technique, example of FTIR graph chart and more.
Chromatography & Spectroscopy Reagents
Explore our selection of high-quality analytical reagents for wet chemistry, chromatography, spectroscopy, analytical, titration, water quality control, and electrochemistry.
Isotopic Labeling for NMR Spectroscopy of Biological Solids
Isotopic Labeling for NMR Spectroscopy of Biological Solids;
Identification of Cell Culture Media with Raman Spectroscopy
Identification of cell culture media samples by traditional LC methods, such as amino acid or vitamin analysis, has high costs, and requires significant analytical expertise and laboratory space.
Determination of Phospholipid Oxidation by UV/VIS Spectroscopy - Avanti® Polar Lipids
The percent oxidation of a phospholipid can be determined by using Beer’s Law to calculate the peroxidized phospholipid’s concentration from its absorbance at 234 nm.
Monitoring and Quality Control of Cell Culture Media Preparation using Raman Spectroscopy
Cell culture media is one of the main components of a process, but the quality of its preparation is poorly monitored due to the lack of effective methods. We will explore the uses and benefits of Raman spectroscopy for monitoring
Seamless Integration of Glucose Control in CHO Culture Using Raman Spectroscopy
This page describes the use of a ProCellics™ Raman Analyzer with Bio4C® PAT Raman Software to implement a feedback control loop in a CHO cell culture process to monitor glucose concentration and enable maintenance of stable glucose levels without the
In-Line Real-Time Monitoring of CHO Cell Culture Process Parameters using Raman Spectroscopy
This page explains how to monitor in-line and in real time CHO cell culture process parameters using Raman spectroscopy.
Integration of Raman Spectroscopy for In-line and Real-time Monitoring of Critical Process Parameters and Quality Attributes in CHO Cell Perfusion Cultivation Modes
In this webinar, we will explore the use and benefits of Raman spectroscopy for monitoring bench-scale CHO cell intensified seed trains (N-1), steady state and dynamic perfusion (N) cultures. And also discover the value of combining automated sampling with Raman
Event or Trade Show Test Title
Event or Trade Show Test Title
Surfactants (nonionic) in Extran® Rinse Solutions
Learn about the sample preparation and photometric determination of non-ionic surfactants in Extran® rinse solutions (MA 01, MA 02, MA 05, AP 22) using Spectroquant® test kits and spectrophotometers.
Nuclear Magnetic Resonance (NMR)
NMR spectroscopy is an analytic technique to determine molecular structure, chemical composition and purity. NMR detects the energy absorbed due to nuclear spin states in the presence of a strong magnetic field.
Calcium in Beer
Photometric determination with phthalein derivative
Analytical Method: Potassium in soils
Turbidimetric determination subsequent to extraction with CAL buffer analogous LUFA
Proficiency Testing Standards
Proficiency testing or interlaboratory comparison testing is a tool for quality assessment and quality control for laboratories. Our Supelco® PT and test components offer key performance data to monitor and prove the competency to customers, regulatory bodies, or both.
Analytical Method: Sulfite in Shrimps
Method: Photometric determination with 2,2'-dinitro-5,5'-dithiodibenzoic acid (Ellman's reagent)
Analytical Method: Nickel (total) in effluents (Photometry, DIN decomposition)
Photometric determination with Dimethylglyoxime subsequent to acid mineralisation; DIN decomposition
Analytical Method: Lead (total) in effluents
Photometric determination with PAR subsequent to acid mineralisation; DIN decomposition
Analytical Method: Sulfate in Building Materials
Photometric or turbidimetric determination subsequent to water extraction/fusion melting
Analytical Method: Zinc (total) in effluents, high organic content
Photometric determination subsequent to acid mineralisation with sulfuric acid and Perhydrol
Analytical Method: Zinc in soils
Photometric determination with pyridylazoresorcinol (PAR) subsequent to acid extraction
Analytical Method: Lead in waste water with high concentrations of calcium
Photometric determination with PAR subsequent to separation of lead with Sodium diethyldithiocarbaminate.
Analytical Method: COD Measurement in Waste Water (Rapid-Digestion Method)
Analytical Method COD measurement in wastewater - Photometric determination of chromate consumption subsequent to digestion in 20 min.
Analytical Method: Lead in Waste Water with High Concentrations of Calcium
Photometric determination with PAR subsequent to separation of lead with Sodium diethyldithiocarbaminate
Mass Spectrometry
Mass spectrometry (MS) is an analytical tool used to identify compounds, determine chemical structure, and assess isotopic abundance. In MS, samples are ionized, and the resulting ions are identified based on their mass-to-charge (m/z) ratios.
Bromine in Drinking Water, Swimming-Pool Water, Wastewater and Disinfection Solutions
Spectrophotometric determination of bromine with dipropyl-p-phenylenediamine (DPD) in drinking water, swimming-pool water, wastewater, and disinfection solutions in a range of 0.020 – 10.00 mg/L.
Determination of Ammonium in Soils
In a glass bottle mix 50 g of naturally moist sample, free from coarse stones, with 100 ml of the calcium chloride solution 0.025 mol/l.
Inorganic Elemental Impurity Mix Standards
Browse through our selection of reference materials of inorganic elemental impurity mixes as per ICHQ3D guidelines for your ICP or AAS based tests of drug products in pharmaceutical analysis.
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