You Searched For: Acetonitrile : water : trifluoroacetic acid
520 results were found
Media fill simulations of beverage bottling and photometric determination of ultra-low bromate in drinking water
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Media fill simulations of beverage bottling and photometric determination of ultra-low bromate in drinking water When producing low-acid aseptic beverages you want to be sure that your filling line is not contaminated with spoilage bacteria yeasts...
General Description of an Application
/m-ni.vwr.com/en_NI/images/Total-base-number-TBN-DIN-ISO-3771-ASTM-2896_280KB.pdf
General Description of an Application Application Date: 10.04.2013 Page 1 of 10 Total base number – TBN according to ASTM D2896/ISO 3771 Application Date: 10.04.2013 Page 2 of 10 Use Determination of basic constituents in petroleum products by pot...
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...
Educational Information
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Educational Information Educational Material If you are a beginner or an expert we have put together a range of videos to help you in your daily activities. The Scale-up Process: from Analytical to Preparative Scale LC Separations This knowledge n...
Avantor® ACE® Knowledge notes
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Avantor® ACE® Knowledge notes The Scale-up Process: from Analytical to Preparative Scale LC Separations This knowledge note demonstrates how to achieve a high-yield preparative scale separation and confirm the purity of the resulting isolated frac...
Silicone (peroxide-cured) Tubing
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Silicone (peroxide-cured) Tubing Advantages: Excellent biocompatibility; no leachable additives DOP or plasticizers; odorless and nontoxic fungus resistant. No taste imparted to transported fluids. Extremely good at low temperatures. Weather ozone...
Gehaltsbestimmung von Ca und Mg in Mineralwässern
/m-ni.vwr.com/en_NI/images/Chemical-oxygen-demand-COD-DIN-38409-part41_2305KB.pdf
Gehaltsbestimmung von Ca und Mg in Mineralwässern Application date: 16.05.2013 page 1 from 7 Determination of the Chemical Oxygen Demand COD according to DIN 38 409 part 41 Application date: 16.05.2013 page 2 from 7 Use Determination of the chemic...
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...
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...
Water Purification
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Water Purification Featured Solutions Water is essential in preparing cell culture media – contaminats such as microorganism; organic compounds and endotoxins can act as „showstoppers“ in your workflow- check our innovative NEW models and grow you...
Gehaltsbestimmung von Ca und Mg in Mineralwässern
/m-ni.vwr.com/en_NI/images/Alkalinity-m-and-p-value_280KB_English-PDF.pdf
Gehaltsbestimmung von Ca und Mg in Mineralwässern Application Date: 13.12.2013 Page 1 of 9 Determination of Alkalinity (Carbonate and Bicarbonate hardness) Application Date: 13.12.2013 Page 2 of 9 Use The alkalinity of water is a measure of its ca...
Solon Manufacturing Facility
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Solon Manufacturing Facility Our manufacturing facility in Solon OH include two buildings totaling 275000 sq. feet . Liquid manufacturing Liquid and aseptic processing Powder blending and processing Cleanroom liquid manufacturing and fill/finish C...
Gehaltsbestimmung von Ca und Mg in Mineralwässern
/m-ni.vwr.com/en_NI/images/Titratable-acidity-in-wine-and-most-EU_231KB_Engli.pdf
Gehaltsbestimmung von Ca und Mg in Mineralwässern Application date: 28.2.2012 Seite 1 von 8 Determination of total titratable acidity in wine and most (EU version) Application date: 28.2.2012 Seite 2 von 8 Use This method is used for the quantitat...
Chemicals and Reagents
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Chemicals and Reagents VWR Chemicals are optimised by grade for your application. 98% are available from stock and each has a guaranteed exact specification. To request your copy of the VWR chemicals catalogue click below. Chemical Innovations Lit...
General Description of an Application
/m-ni.vwr.com/en_NI/images/Peroxide-value.pdf
General Description of an Application Application Date: 24.05.2013 Page 1 of 7 Determination of Peroxide value Application Date: 24.05.2013 Page 2 of 7 Use The peroxide number gives the initial evidence of rancidity in unsaturated fats and oils. O...
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...
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