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426229-84-7

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Showing 1-30 of 531 results for "426229-84-7" 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.

Organic Semiconductor Laser Materials

Crystallization of Biomolecules

Many soluble proteins, membrane proteins, nucleic acids and nucleoprotein complexes have been obtained in a crystalline form suitable for crystallographic investigation.

Replace Classical Liquid-Liquid Extractions with EXtrelut^® NT

Simplify your liquid-liquid extractions with our emulsion-free supported-liquid extraction (SLE) single step solution.

Enzymes for Antibody Characterization

Antibodies now make up the fastest growing category of therapeutic drugs

Purification or Removal of Viruses including Adeno-associated Virus

This page shows how to purify or remove viruses with a Capto DeVirS, AVB Sepharose High Performance from Cytiva.

Extractables Studies of Single-Use Equipment Immediate Identification and Quantification of Unknown Extractables by GC/MS with a Certified Reference Material Mix for Extractables and Leachables

Identification and quantification of the most common extractables originating from single-use equipment by GC/MS and an Extractables and Leachables Screening Standard.

Chiral Phosphoric Acids: Versatile Organocatalysts with Expanding Applications

TRIP and TiPSY Chiral Phosphoric Acid Catalysts

MISSION™ CRISPRa Synergistic Activation Mediator (SAM)

General Instructions for Affinity Purification Using HiTrap® Columns

General instructions for affinity purification using HiTrap columns from Cytiva.

Cultrex ® 3-D Culture Matrix™ Laminin I Protocol

3-D Culture Matrix™ Mouse Laminin I may be used as a gel or as a media additive to study cellular growth and differentiation in three dimensions in vitro.

Quantitative Analysis of PFAS in Drinking Water by LCMS

Simultaneous determination of 27 PFAS chemical compounds after enriching the water samples with SPE using a Supelclean® ENVI-WAX weak anion exchange tube.

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.

Polytriarylamine Semiconductors

Cultrex® Basement Membrane Extract, Type 2, PathClear® Protocol

Cultrex® Basement Membrane Extract (BME) is a soluble form of basement membrane purified from Engelbreth-Holm-Swarm (EHS) tumor.

Authenticated Breast Cancer Cell Lines for Cancer Research

Choose from more than 30 breast cancer cell lines authenticated by ECACC, classified by hormone receptor-positive, HER2-positive, and triple-negative cancers, as well as by known mutations such as BRCA2.

IgG Antibody Purification with HiTrap® Protein G HP Columns

This page shows how to separate IgG antibodies by afﬁnity chromatography using HiTrap® Protein G HP columns from Cytiva.

Self-Propagating Reactions Induced by Mechanical Alloying

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

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.

Synthesis of Melting Gels Using Mono-Substituted and Di-Substituted Alkoxysiloxanes

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