spectroscopy

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Showing 1-30 of 58 results for "spectroscopy" within Site Content

Explore our selection of high-quality analytical reagents for wet chemistry, chromatography, spectroscopy, analytical, titration, water quality control, and electrochemistry.

Atomic Spectroscopy Overview

Atomic spectroscopy techniques like AAS, AES, ICP-OES, and ICP-MS identify and quantify elemental composition in samples.

Isotopic Labeling for NMR Spectroscopy of Biological Solids

Isotopic Labeling for NMR Spectroscopy of Biological Solids;

Raman Spectroscopy for Process Monitoring in CHO Cells

Raman spectroscopy monitors CHO cell cultures and perfusion systems, offering increased sample frequency with automated sampling.

Cell Culture Media QC with Raman Spectroscopy

Raman spectroscopy monitors cell culture media prep, ensuring quality and error detection.

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.

Integrated Glucose Control in CHO Culture via Raman Spectroscopy

Discover opportunities of a Raman PAT platform for feedback control loop in CHO cell culture, enabling stable glucose levels without manual intervention.

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.

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.

Use of Raman Spectroscopy to Monitor In-Vitro Transcription in mRNA Manufacturing

During in-vitro transcription (IVT), the DNA template is transcribed into the desired mRNA. Precise monitoring of nucleoside triphosphate (NTP) bases and mRNA molecules during IVT is crucial for optimizing reaction conditions, ensuring high fidelity mRNA synthesis, and confirming the quality

Reference Materials

Explore our extensive collection of chemical reference standards for chromatography, spectroscopy, and analysis needs.

Nuclear Magnetic Resonance (NMR)

NMR spectroscopy elucidates molecular structure and purity via nuclear spin states in a strong magnetic field.

Analytical Reagents

Analytical reagents and solvents for wet chemistry, chromatography, spectroscopy, titration, microbiology, microscopy, gravimetry, water analysis, and ion sensors.

Analytical Chemistry

Explore our high-quality analytical chemistry products for precise and reliable laboratory testing. Find the latest instruments, reagents, and consumables for chromatography, spectroscopy, and more

In-Line & Real-Time Raman Monitoring

Raman spectroscopy is among the many tools used in PAT implementation. This technique can be used to monitor cell culture CPPs such as glucose, lactate, cell density, and ammonium, as well as CQAs such as protein titer, glycosylation, and aggregation.

One-Batch Calibration: A Process-, Instrument-, Scale- & Site-agnostic Method For Streamlining Raman Implementation

Challenges associated with Raman spectroscopy implementation in bioprocesses can be overcome by the innovative one-batch calibration approach. This streamlined process requires less time and resources compared to traditional approaches, unlocking Raman benefits for biopharmaceutical applications.

Analytical Method: Determination of the deterioration of bleachability index (DOBI) of raw palm oil acc. to DIN EN ISO 17932:2011

Method: UV/VIS spectrophotometry; Method No. 2524

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.

Analytical Method: Sulfite in Shrimps

Method: Photometric determination with 2,2'-dinitro-5,5'-dithiodibenzoic acid (Ellman's reagent)

Analytical Method: Copper (total) in effluents, high organic content

Photometric determination with Cuprizon subsequent to acid mineralisation

Analytical Method: Sulfate in Building Materials

Photometric or turbidimetric determination subsequent to water extraction/fusion melting

Analytical Method: Nickel (total) in effluents (Photometry, DIN decomposition)

Photometric determination with Dimethylglyoxime subsequent to acid mineralisation; DIN decomposition

Analyze Iron (Total) in Plant Material

Photometric determination subsequent to acid mineralisation

Analytical Method: Zinc in soils

Photometric determination with pyridylazoresorcinol (PAR) subsequent to acid extraction

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.

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.

Sensor Dyes

Nitric oxide (NO) as a signal transporter in neurons, endothelial cells and in the immune system.

Analytical Method: Aluminium (total) in lime stone

Photometric determination with Chromazurole S subsequent to fusion melting

High Purity Metalorganic Precursors for CPV Device Fabrication

Analytical Method: Nitrite in potato instant powder

Photometric determination using the Griess method subsequent to extraction

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