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Showing 1-30 of 547 results for "19542-67-7" 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.
Color Determination of Sugar based on ICUMSA Color GS1-7
Learn about the ICUMSA® method GS1-7 to measure the color of sample solutions of raw sugar, brown sugar, or sugar syrups.
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.
Bio-Based HPLC Solvents
Our bio-based HPLC solvents are drop-in replacements for acetonitrile, methanol, and ethanol for precision and reliability in chromatography.
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.
General Considerations for Plasmid DNA Preparation
This page discusses methods for plasmid DNA purification and the factors impacting resulting DNA purity and yield using illustra plasmidPrep Kits from Cytiva.
Purification of Histidine-Tagged Proteins using TALON® Superflow
This page shows how to purify histidine-tagged proteins using TALON Superflow from Cytiva.
Immunohistochemistry Applications in Gastrointestinal Cancer
Colorectal cancer is the third most common cancer in both men and women. An estimated 136,000 cases of colorectal cancer are expected to occur in 2016.
Plasmid DNA Preparation Troubleshooting
This page shows possible causes and solutions for problems that may occur during plasmid DNA preparation.
Materials for Clean H2 Production from Bioethanol Reforming
Hydrogen is one of the most important resources in providing food, fuel, and chemical products for our everyday life. Sustainable catalytic hydrogen production from bioethanol has gained significant attention in recent years due to globally diminishing fossil fuel supplies, which
What is Click Chemistry? An Introduction
Explore click chemistry: efficient, high-yield reactions for drug discovery, bioconjugation, and green chemistry with simple conditions and wide applications.
Advanced Materials for Magnetic Cooling
Today, near-room-temperature refrigeration is almost entirely based on a vapor-compression refrigeration cycle.
TRC Library Citations
TRC 1.5 human and mouse shRNA libraries
Conducting Polymer Device Applications
The application of conducting polymers at the interface with biology is an exciting new trend in organic electronics research.
Selective Media for Bifidobacteria
Bifidobacteria are important indicators of quality control in the manufacture of dairy products. Bifidobacteria Selective Media (BSM) allows for easy and fast quality control of yoghurt.
Dephosphorylation Procedures for DNA and Proteins
Dephosphorylation of DNA using Calf Intestinal Alkaline Phosphatase, Shrimp Alkaline Phospha, Bovine Intestinal Alkaline Phosphatase
Sepharose Big Beads: Purification from Crude, Viscous Samples at Large Scale
This page covers how and why to use Sepharose Big Beads for purification from crude, viscous samples.
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.
Amicon® Pro Purification System – Protein Purification
Protein purification is simpler with Amicon Pro. The device delivers consistent sample preparation for more reliable recovery, uncompromised purity and easier data generation.
Frost Group – Professor Product Portal
The Frost group has a longstanding interest in aqueous phase organometallic chemistry with an emphasis on water-soluble phosphine ligands. One focus of this research group has been centered on the chemistry of the neutral, air stable, and water-soluble heterocyclic phosphine
Ellman's Sulfinamides
Ellman's sulfinamide is available in both enantiomeric and racemic forms for your research. This versatile and useful auxiliary has found extensive use both in academics and industry.
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