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10031-71-7
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Showing 1-30 of 538 results for "10031-71-7" within Site Content
Determination of 7 Nitrosamines in Drinking Water
Nitrosamines analysis by solid phase extraction (SPE) and subsequent gas chromatography-tandem mass spectrometry (GC-MS/MS) according to GB 5750.10-2023.
Estimation of Proline in Fruit and Vegetable Juices
Spectrophotometric determination of proline by the Ninhydrin method, per EN 1141 and German Food and Feed Code §64 LFBG 31.00-7.
RNA Therapeutics & Delivery USA
Visit us at booth #7 to learn about our solutions to help you overcome your mRNA manufacturing and LNP formulation challenges.
cOmplete™, Mini, EDTA-free Protocol
Dissolve one tablet in 10 ml aqueous buffer or water. If high proteolytic activity is present, dissolve one tablet in 7 ml buffer.
Scepter™ 3.0 Cell Counter – How it Works
Scepter™ counting is 7 to 10 times faster than hemocytometry-and also faster than other automated counters. Learn more about how this amazing technology works
Enzymatic Assay of Cathepsin B
Cathepsin B is a lysosomal cysteine proteinase with broad specificity. This protocol uses Nα–CBZ–Arg–Arg–7–amido–4–methylcoumarin as the substrate for fluorometric detection of Cathepsin B activity.
Assay of Betamethasone Sodium Phosphate by HPTLC
Development of an HPTLC based method, using Silica Gel 60 F254 plate, to determine Betamethasone Sodium Phosphate over a concentration range of 1 to 7 µg/spot.
Ultrapure Water for Sensitive LC-MS Analysis of Pesticides
Pesticides analysis by LC-MS needs pesticide-free reagent water, which can be reliably delivered by Milli-Q® IQ 7 ultrapure water systems. See data.
In Vitro Differentiation of Human PBMC and CD34+ Derived Monocytes into Mature CD83+/CD14- Dendritic Cells
Generate mature human dendritic immune cells from PBMCs or CD34+ stem cell derived monocytes in 7 days in defined and serum-free dendritic cell culture media. Explore over 350 PromoCell products.
Obtaining Ultrapure Water for Sensitive PFAS Analysis by LC-MS
Sensitive PFAS testing can be performed with ultrapure water from a Milli-Q® IQ 7 system, which eliminates detectable PFAS for reliable LC-MS/MS results. See the science, see the proof.
3D Mammosphere Culture Media
3D mammosphere culture protocol used to expand human MCF-7 and MDA-MB-231 breast cancer cells in serum-free/xeno-free stem cell culture media. Explore over 350 PromoCell products on Sigma.com.
New NHC–Pd Complexes for Challenging Aryl Chloride Couplings
Air- and moisture-stable NHC–Pd palladates showed high activity in key couplings, matching or exceeding many PEPPSi and other NHC-Pd precatalysts.
Detection of Campylobacter spp. and Enterobacter Sakazakii in Food with a New Test Kit System
Detection of Campylobacter spp. and Enterobacter sakazakii in food with a new test kit system.
Isoelectric Focusing
Information on Isoelectric Focusing including what it is and how it is used. In order to ensure the high performance of analysis, isoelectric point (pI) standards are needed.
Tetrakis(dimethylamino)ethylene (TDAE)
In 2001, Professor William Dolbier, Jr., at the University of Florida reported1 an approach to nucleophilic trifluoromethylation based on the generation of a trifluoromethyl anion using CF3I in the presence of a powerful twoelectron reductant, tetrakis(dimethylamino)ethylene (TDAE)
Purification of Histidine-Tagged Recombinant Proteins Using Ni Sepharose® High Performance
Ni Sepharose High Performance consists of highly cross-linked 6% agarose beads (34 µm) to which a chelating group has been immobilized and subsequently charged with Ni2+ ions.
Salen Ligands
The first reports of salen used as ligands with manganese for asymmetric epoxidation reactions.
DNA Cleanup using illustra™ GFX Kits
DNA cleanup using illustra™ GFX kits from Cytiva.
Minipreps using His SpinTrap™ and His SpinTrap™ Kit
This page describes a small-scale purification (minipreps) of histidine-tagged recombinant proteins using His SpinTrap and His SpinTrap Kit from Cytiva.
Carcinogenesis and Epigenetics
Cancer research has revealed that the classical model of carcinogenesis, a three step process consisting of initiation, promotion, and progression, is not complete.
Analysis of Fluorescent Dyes Used for Labeling DNA in Microarray Experiments
An article concerning Analyzing Properties of Fluorescent Dyes for Labeling DNA in Microarray Experiments presented by Sigma-Aldrich.com
Chymotrypsin
Analytical Enzyme Chymotrypsin: Chymotrypsin is produced in the acinar cells of the pancreas as the inactive precursor, chymotrypsinogen.
RNA Preparation Troubleshooting
This page shows possible causes and solutions for problems that may occur during RNA preparation.
Plasmid DNA Preparation Troubleshooting
This page shows possible causes and solutions for problems that may occur during plasmid DNA preparation.
Determination of 2-Chloroethanol as Marker for Fumigant Ethylene Oxide in Sesame Seeds by HS-SPME-GC-MS
The work describes the development of an HS-SPME-GC-MS method to determine 2-chloroethanol as a marker of fumigant ethylene oxide in different kinds of sesame seed samples.
Polishing of MAbs Using Capto Adhere ImpRes in Bind/Elute Mode
In these studies, the binding capacity for MAbs and the efficiency in the clearance of impurities using Capto adhere ImpRes in bind/elute mode was evaluated.
Pressure-Temperature Calculator for Solvents
Use the calculator to determine the boiling point or pressure of solvents based on the Antoine Equation and see solvent attributes. View a list of products based on the solvent CAS number.
Advanced Materials for Magnetic Cooling
Today, near-room-temperature refrigeration is almost entirely based on a vapor-compression refrigeration cycle.
Isotopic Labeling for NMR Spectroscopy of Biological Solids
Isotopic Labeling for NMR Spectroscopy of Biological Solids;
Efficient dye-sensitized solar cells for direct conversion of sunlight to electricity
Dye-sensitized solar cells directly convert sunlight to electricity
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