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Goal The following application note describes how to simply and quickly measure the haze or “turbidity” in beer using a Thermo Scientific™ Orion™ AQUAfast™ AQ3010 Turbidity Meter. Introduction The haze observed in beer is something the chemistry w...

Sterile Sterilization and Sterility – the Language of Keeping Things Contamination-Free John Batts – Senior Technical Trainer Masterflex Bioprocessing When it comes to biopharmaceutical manufacturing one thing that is of prime importance is mainta...

Masterflex® Peristaltic Pump Systems Choose the right pump for you Masterflex Pump Selector Masterflex Selection Guide Masterflex pumps are an industry-leader in the design engineering and manufacturing of peristaltic tubing and hose pumps diaphra...

Valve Selection Guide Valve Terms Breaking Pressure: The minimum pressure required to produce flow through a valve. Duty Cycle: 100% duty cycle is defined as continuous operation without any damage occurring. For intermittent duty cycle (<100%) al...

Multicolor detection is a powerful application of fluorescent Western blotting. Two or more proteins can be detected on one blot using antibodies labeled with different fluorophores (Figure 1). The ability to simultaneously assay multiple proteins...

What is western blotting? Overview of western blotting Western blotting is the technique for identifying proteins of interest in a sample using gel electrophoresis to separate sample proteins. This technique has paved the way in biomedical science...

Introduction to SDS-PAGE – Separating Proteins Based on Molecular Weight Sodium Dodecyl Sulfate Polyacrylamide Gel Electrophoresis or SDS-PAGE is a widely used technique for separating proteins based on their molecular weight. In this technique pr...

Consistent excellence for bioanalysis Thermo Scientific SOLAµ SPE Plates Technical Guide Figure 1: SOLAµ SPE design – limiting issues associated with conventional SPE formats What is required of the bioanalytical method to meet these demands? • Ro...

Introduction Change is hard. It takes work to adapt to a new technology and to get used to something different. It’s especially hard if you have something that already seems to work. This is a big reason people still use film and darkrooms to proc...

High Viscosity Flow meters: Solution to a Sticky Problem When a flow meter application involves the use of high viscosity liquid the end-user must be very careful in choosing an appropriate meter. Using a flow meter calibrated for water can cause ...

1 Determination of Pesticide Residues in Red Wine Using a QuEChERS Sample Preparation Approach and LC-MS/MS Detection Mike Oliver Thermo Scientific Runcorn UK This application presents a fast easy and cost-effective method for the determination of...

Chemical Permeation Guide What is permeation? Permeation is the process by which a potentially hazardous chemical moves through a material on a molecular level. Molecules of chemical adsorb onto the outer surface of the material. They then enter a...

1 All About Elements: Fluorine http://wardsci.com https://wardsci.com/store wardsci.com | 800-962-2660 2 Ward’s All About Elements Series Building Real-World Connections to the Building Blocks of Chemistry The periodic table of elements is an esse...

TITRATION THEORY AND PRACTICE 2 TITRATION THEORY AND PRACTICE The aim of this booklet is to explore titration from a historical theoretical and practical point of view dealing first with preset end-point titration then with inflection-point titrat...