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Showing 1-30 of 581 results for "184162-21-8" within Site Content

TSCA 8 Notification

Submit notification of unreported health effect

ACS Fall 2022

Visit us at ACS Fall 2022 in Chicago, Illinois, August 21-25, 2022.

Software Simplifies Compliance with 21 CFR Part 11 and EudraLex Good Manufacturing Practice Volume 4 Annex 11

How software can simplify 21 CFR Part 11 and EudraLex Volume 4 Annex 11 compliance and provide additional benefits such as access control, audit trails and easier search and retrieval.

Gold Nanorod Synthesis

Plasmonic nanoparticles have unique optical properties that can be tailored to suit a variety of applications in the biotechnology1–8 and electronics9–16 industries.

Chromolith® WidePore 300 HPLC Columns

Analytical Chromolith® HPLC columns for Bio applications, 300A mesopores: RP-18, RP-8, RP-4, Prot-A, Epoxy

Determination of vitamins B and preservatives

Learn to separate and quantify B vitamins and preservatives in capsules with HPLC-UV and Purospher® STAR RP-8 column. Validated for precision.

Famciclovir Tablets USP Monograph Method Using a Purospher™ STAR RP-8 endcapped HPLC Column and UV Detection

Following the new USP monograph for Famciclovir Tablets, Purospher™ STAR RP-8 endcapped HPLC columns can be used to monitor organic impurities in Famciclovir tablet formulations. Famciclovir is an antiviral drug indicated for the treatment of herpes zoster, herpes simplex virus

Determination of 11 Beta Agonist Residues in Pork by LC-MS

Using an Ascentis® Express F5 HPLC column, this study separates 11 β-agonists in pork by LC-MS/MS in under 8 minutes with excellent recovery and precision.

Determination of Eight Aminoglycosides in Pork Meat

LC/LC-MS method identifies 8 aminoglycosides in pork using Discovery® DSC-18 SPE and Ascentis® Express C18 UHPLC, per Chinese standards.

Detection of Signaling Effector-Complexes Downstream of BMP4 Using In Situ PLA, A Proximity Ligation Assay

BMPs are responsible for a wide range of developmental and biological effects. BMP receptors activate (phosphorylate) the Smad1/5/8 effectors, which then, form a complex with Smad4 and translocate to the nucleus where they function as transcription factors to initiate BMP

Peptide Stability and Potential Degradation Pathways

To prevent or minimize peptide degradation we recommend storing the peptide in lyophilized form at –20 °C or –80 °C. Once in solution, the peptide/protein should be stored frozen in individual aliquots to avoid freeze-thaw cycles. Also, prolonged exposure to

Proficiency Testing Schedule

Study schedule dates (through 2016) for proficiency testing samples from RTC. Environmental LPTP portfolio includes samples for Drinking Water, Waste Water, Soil/Solids and Air studies.

Nanoparticle-Based Drug and Gene Delivery for Tumor Targeting

Professor Yoshiki Katayama (Kyushu University, Japan) discusses recent advances in drug delivery systems and strategies that exploit the EPR effect, with a special focus on stimuli-responsive systems based on novel materials.

Column Packing and Preparation for Size Exclusion Chromatography

Accelerated Osteocyte Differentiation of Human Mesenchymal Stem Cells in a Novel Xeno-free and Serum-free Osteogenesis Differentiation Media

Development of a novel serum-free and xeno-free human mesenchymal stem cell (MSC) osteocyte differentiation media.

Discovery and Single Crystal Growth of Lanthanide Intermetallics—Interplay of Synthesis and Physical Properties

Solid state and materials chemistry have made a tremendous impact and have experienced growth in recent years, particularly for rare earthcontaining materials.

Supelco® Carbon Adsorbent Selection Guide

General guidelines for choosing carbon adsorbents

Nanomaterials for Energy Storage in Lithium-ion Battery Applications

Functional Biomaterials Synthesized by Double-Head Polymerization Agents

Over the past two decades, the rapid advance of controlled living polymerization (CLP) techniques.

DNA Damage and Repair

DNA damage and repair mechanism is vital for maintaining DNA integrity. Damage to cellular DNA is involved in mutagenesis, the development of cancer among others.

DNAstable® Protocol

DNAstable is a unique storage medium that preserves genomic DNA, plasmids, bacterial artificial chromosomes (BACs), PCR products and oligonucleotides at room temperature.

Self-Propagating Reactions Induced by Mechanical Alloying

An article concerning self-propagating reactions induced by mechanical alloying, presented by Sigma-Aldrich.com.

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.

Conjugated Polymers for the Engineering of Device/Tissue Interface

Conjugated polymers offer charge transport between inorganic, electrically conducting metals and organic, proton-conducting biological systems.

Graphene-Based Composites and their Unique Renewable Energy Applications

Graphene is a unique two-dimensional (2D) structure of monolayer carbon atoms packed into a dense honeycomb crystal that has attracted great interest due to its diverse and fascinating properties.

Optimizing Puriﬁcation of Histidine-Tagged Proteins

How to optimize puriﬁcation of histidine-tagged proteins using Cytiva products.

Capillary Column Ferrule Selection and Installation

To provide a leak-tight seal, the ideal gas chromatography (GC) ferrule will accommodate column outside diameter (O.D.) variations, seal with minimum torque, and not stick to the column or fi ttings

Improved Resolution of Benzene, Other Aromatics and Oxygenates in Reformulated Gasoline Using a One-Column Approach

The SLB-ILD3606 column is able to resolve benzene and toluene from oxygenates (alcohols, ketones, ethers) and the aliphatic portion of gasoline.

PYBOX Ligand - Large Binding Site & Rigid Scaffold

The PYBOX ligand, consisting of a pyridine ring flanked by two oxazoline groups, was introduced in 1989 by Nishiyama.

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.

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