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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...

Metal trace analysis (High purity acids AAS and ICP Standards) Metal trace analysis In metal analysis elemental evidence is now gathered from the tiniest traces in the ppm ppb and ppt ranges with sophisticated instrumentation like AAS ICP-OES or m...

BioPharma BioPharma You are working in the development or manufacture of pharmaceutical products produced using biological processes. This requires a different approach to your HPLC needs when compared to chemically synthesised APIs. Peptide Mappi...

Nucleic Acid decontamination with DNA Exitus Plus Technology DNA-Exitus Plus™ is a novel patented reagent for the removal of nucleic acid contamination from laboratory surfaces and equipment. Instructions for use: The optimal incubation time for s...

MK-AN-0002_REV01_Q_real-time_PCR_0918.indd Next Generation SequencingApplication Note For more info visit: www.quantabio.com INTRODUCTION Knowledge of the number of amplifiable DNA molecules in a library preparation is essential for obtaining the ...

MK-TN-0010_REV_01_Streamlined_single-tube_solutions_0119 Yi Jin Marissa Bolduc David Bays Shuhong Li Eleanor Kolossovski Brian Komorous Hongbo Liu and David Schuster Quantabio 100 Cummings Center Suite 407J Beverly MA 01915 Quantabio’s NGS Reagent...

Thermoreactors Rapid digestion for COD and TOC. 3 models: TR 320: basic model for 12 cuvettes and 7 pre-stored temperature programmes TR 420: accepts 24 cuvettes an additional 8 programmes defined by the user TR 620: accepts an additional 2 x 12 c...

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 ...

General Description of an Application Application Date: 11.02.2014 Page 1 of 8 Determination of Iodine number Application Date: 11.02.2014 Page 2 of 8 Use The method describes the procedure for the determination of the iodine number with the use o...

Thermo Scientific chemicals The Thermo ScientificTM brand provides an extensive range of chemicals functional reagents organic building blocks metals and life science reagents for research and development and quality control. Discover a selection ...

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 ...

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...

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...

Choosing laboratory plasticware with the right chemical compatibility By DWK Life Sciences Plasticware is required for a variety of laboratory processes but an understanding of plastic chemical compatibility - its physical properties and how this ...

Metal trace analysis and detection In metal analysis elemental evidence is now gathered from the tiniest traces in the ppm ppb and ppt ranges with sophisticated instrumentation like AAS ICP-OES or more recently ICP-MS. Rather than just looking – m...

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 ...