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Showing 1-30 of 541 results for "31677-93-7" 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.
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.
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.
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.
ALiCE®Cell-Free Protein Synthesis System Protocol
Achieve high protein yields with the ALiCE® Cell-Free Protein Synthesis System that allows you to obtain “difficult to produce” proteins in a matter of hours instead of weeks.
Magnetic Materials: Superconductors
Tutorial on superconductors as alternative energy sources.
Performing a Purification of IgG Antibodies with MabSelect Sure
This page shows how to separate IgG antibodies by affinity chromatography using MabSelect Sure from Cytiva.
LRA (Lipid Removal Agent) for Biopharmaceutical Production
Lipids are naturally-occurring hydrocarbons that are poorly soluble in water and soluble in non-polar solvents such as ether and chloroform.
An Introduction to A-Phos, its Applications and Advantages
Ligand used to prepare a palladium dichloride catalyst on treatment with PdCl2(COD). The catalyst effectively cross-couples aryl boronic acids with heteroaryl chlorides.
NMR Deuterated Solvent Properties Reference Chart
Use this reference table to find the coupling values and chemical shifts of our NMR (deuterated) solvents. Melting and boiling points, molecular weight, density, and CAS number are also listed.
VEGF Pathway
Read review on VEGF signaling pathway (Vascular endothelial growth factor (VEGF)/VEGF receptor) and find related products.
Photometric Determination of Iron in Beer
Rapid and easy analysis of iron in pale beer samples with 1,10-Phenanthroline using spectrophotometry, facilitated by the formation of a stable red complex.
Purification of Histidine-Tagged Proteins using TALON® Superflow
This page shows how to purify histidine-tagged proteins using TALON Superflow from Cytiva.
1-hydrosilatrane
As a versatile hydride reagent, 1-hydrosilatrane can be used in reduction reactions to synthesize alcohols, amines, their chiral counterparts, and esters from aldehydes/ketones.
Mesoporous Silica Applications
Mesoporous silica used in wastewater remediation, air cleaning, catalysis, bio-catalysis, and drug delivery.
Flavors and Fragrances New Product Offerings
As a leading global supplier of new flavor and fragrance ingredients, we are dedicated to providing you with high-quality aroma chemicals comprising of certified food grade, IFRA, natural, kosher, and halal ingredients.
Quantum Dots: An Emerging Class of Soluble Optical Nanomaterials
We presents an article concering Quantum Dots: An Emerging Class of Soluble Optical Nanomaterials.
Kinetic Energy Harvesting by Magnetostrictive Materials
A significant limiting factor for wearable electronics and wireless sensors is the finite amount of energy that can be stored in on-board batteries.
Organic Photovoltaics in IoT, Architecture, and Wearables
Advances in OPV materials & device design; OPV technology as an energy source, enabling larger deployment of low-power, low-maintenance, & environmentally friendly hardware solutions is discussed.
Dietary Antioxidants
Antioxidants protect biological systems from oxidative damage produced by oxygen-containing free radicals and from redoxactive transition metal ions such as iron, copper, and cadmium.
Synthesis of Melting Gels Using Mono-Substituted and Di-Substituted Alkoxysiloxanes
Synthesis of Melting Gels Using Mono-Substituted and Di-Substituted Alkoxysiloxanes
Virus Concentration by Ultrafiltration
Ultrafiltration using Amicon® Ultra centrifugal devices for concentrating virus in preparation of high titer virus stocks and isolation of virus from samples.
Enzymatic Assay of Ferredoxin NADP Reductase (EC 1.18.12)
Enzymatic Assay of Ferredoxin NADP Reductase - To standardize a procedure for the enzymatic assay of Ferredoxin NADP Reductase (EC.1.18.12).
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