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Nitrogen determination
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Nitrogen determination The Kjeldahl method is used to determine the nitrogen content of a sample. In this analysis the sample is digested with a strong acid and the free nitrogen reacts to form ammonium sulfate. Promotions Chemical Innovations Con...
Density standards
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Density standards 182 density standards for use at different temperatures (15°C 20°C 25°C 40°C 50°C 60° 80°C) Extensive range of density standards in accordance with ASTM D1480-12 for density or relative density (specific gravity) measurements by ...
Kjeldahl Analysis
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Kjeldahl Analysis Kjeldahl nitrogen determinations are performed on a variety of food substances. The Kjeldahl method may be broken down into three main steps: digestion distillation and titration. 1. Digestion: is accomplished by boiling a homoge...
Production and Customised Products
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Production and Customised Products VWR's range of products and services for production supplies supports customers in manufacturing assembling and production operations in many industries including pharmaceuticals medical devices food and beverage...
Advancing life science research by refining transfection: strategies and tips
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Advancing life science research by refining transfection: strategies and tips Webinar Tuesday 22nd September 2020 15:00 to 16:00 CEST (Berlin Paris Madrid) Replay Email Alerts Free Registration Chat Area Certificate of attendance Strategies and ti...
Media fill culture media
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Media fill culture media Culture media for media fill tests. Granulated or ready to use for the pharmaceutical or food and beverage market. TSB for the pharmaceutical industry GMP requires pharmaceutical companies to test their aseptic production ...
Pumping Flammable Liquids
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Pumping Flammable Liquids In terms of lab safety pumping flammable liquids can create hazardous conditions. Both fire and explosions can result if safe handling of materials is not adhered to by lab workers students and researchers. Examples of li...
Sample preparation within microorganism detection
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Sample preparation within microorganism detection Sample preparation is a critical step within the workflow of detecting and identifying microorganisms. To ensure high sensitivity and quantitative results it’s crucial to carefully select the right...
Merck Supelco Standards
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Merck Supelco Standards New: Merck Supelco® standards and reference materials Additional Standards Additional Standards Amino Acid Peptide & Protein Standards Amino Acid Peptide & Protein Standards Biomarkers and Metabolomics Standards Biomarkers ...
FOCUS: Industrial, Petrochemistry magazine
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FOCUS: Industrial Petrochemistry magazine Issue 01 | 2019 Servicing the petrochemical market This edition contains informative articles on standards for calibration Karl Fischer determination acid measurements by titration ultra-sensitive determin...
Omega-SL-0113-APP-NOTE-Strategies-for-retrieving-c
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Introduction The landscape of cfDNA research is constantly evolving with new evidence pointing to the existence of shorter fragment sizes and their importance in terms of tumor detection early disease diagnosis and genomic profiling. Circulating t...
Acros Organics
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Acros Organics Acros Organics™ has a portfolio of over 18.000 organic molecules including essential chemicals functional reagents and organic building blocks. The Acros Organics™ portfolio aims to meet the evolving needs of organic and medicinal c...
Cell culture
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Cell culture Both autologous and allogeneic cells are obtained from donors utilizing methods including but not limited to apheresis aspirates and surgical biopsies. The donor cells of interest are processed to remove undesirable contaminants and p...
~~Fine Chemicals from Alfa Aesar & Acros Organics~~
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Fine Chemicals from Alfa Aesar & Acros Organics The Acros Organics and Alfa Aesar brands provide an extensive range of chemicals functional reagents organic building blocks metals and life science reagents for research and development and quality ...
Micoelectronics Case Study
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Micoelectronics Case Study NEED A manufacturer and leading supplier in the microelectronics industry asked VWR Custom Manufacturing Services to develop an amino acid solution for surface coating and polishing of silicon wafers used in production o...
Microvolume Photometry
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Microvolume Photometry Featured Solutions The SpectraMax® QuickDrop Micro-Volume Spectrophotometer addresses the needs of life science researchers who quantify very small amounts of DNA RNA oligos proteins and other compounds and allows you to set...
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