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25608-33-7

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Showing 1-30 of 575 results for "25608-33-7" 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.

Meet us in San Diego at World ADC!

Please stop by Booth #33 to learn about our Madison/Verona linker-payload facility expansion, ADCore advanced payload intermediates and bioconjugation CDMO services.

Fast and High-Resolution LC-MS Separation of PFAS

Liquid Chromatography–Mass Spectrometry (LC-MS) separation of 33 PFAS (Per- and poly-fluoroalkyl substances) using a superficially porous silica particles (SPP) based Ascentis® Express C18 column.

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.

Fast GC Analysis of Detailed cis/trans Fatty Acid Methyl Esters (FAMEs) on the 75 m SP™-2560 Capillary Column

Principles and Standard Conditions for Different Puriﬁcation Techniques

This page provides information about the principles and standard conditions for different purification techniques for the purification of multiprotein complexes with from Cytiva.

RAFT: Choosing the Right Agent to Achieve Controlled Polymerization

Find reversible addition–fragmentation chain transfer(RAFT) polymerization process, classes of RAFT agents & applications.

Concepts and Tools for RAFT Polymerization

We present an article about RAFT, or Reversible Addition/Fragmentation Chain Transfer, which is a form of living radical polymerization.

Nanocomposite Coatings with Tunable Properties Prepared by Atomic Layer Deposition

Nucleic Acid Sample Preparation Methodology

Spectrophotometry can be used to estimate DNA or RNA concentration and to analyze the purity of the preparation.

Baseclick EdU Cell Proliferation Detection Kits: Improve Data Quality and Save Time

Experimental studies measuring cell proliferation have had implications in cancer biology, immunology, cell biology, and developmental biology.

Universal (Switchable) RAFT Agents for Well-Defined Block Copolymers

Universal (Switchable) RAFT agents allow for the polymerization of both less activated and more activated monomers and are ideal for the synthesis of well-defined block copolymers.

Efficient Analysis of Kava Extract: New phytochemical certified reference material mixes for ginger and kava

Learn more about our Kava CRM solution for use in quantitative and qualitative analysis of kavalactones and flavokavains in kava products to confirm their potency and authenticity.

Wire Gauge Conversion Chart

Utilize this Standard Wire Gauge Conversion Chart to easily convert AWG (American Wire Gauge) wire sizes to inches and millimeters in the laboratory.

SYBR® Green JumpStart™ Taq ReadyMix™

Protocol describes amplification of DNA through quantitative PCR with SYBR Green. Consistent batch-to-batch performance can be achieved with large numbers of PCR reactions.

The Importance of Filtration in Optimizing (U)HPLC and LC-MS Performance

Learn how filter selection and sample and mobile phase filtration impact HPLC back pressure and column lifetime.

Synthesis, Properties, and Applications of Perovskite-Phase Metal Oxide Nanostructures

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.

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.

Fluorescein Isothiocyanate-Dextran

Dextran is a polymer of anhydroglucose. It is composed of approximately 95% alpha-D-(166) linkages. The remaining (163) linkages account for the branching of dextran.

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