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"Green Chemstry" in the Laboratory

Using mills as efficient and ecologically friendly synthesis reactors

25-Jun-2008

The term "green chemistry" is commonly used to describe chemical procedures which meet specific requirements with regards to the conservation of resources and protection of the environment. The objective is to avoid undesired by-products by selecting adequate reaction procedures and media. A ...

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On-line particle analysis in wet processes

02-Feb-2007

Fully automated particle size measurement technology integrated with existing plant control platforms for ease of use has the potential to deliver

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Making the connection - particle size, size distribution and rheology

23-Jan-2007

A number of factors influence the rheology of a suspension, including particle size, particle size distribution, and the volume fraction of solids present. Here we examine the relationship between rheology and particle size parameters. Commonly used

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Do you see the complete picture?

"Triple Detection" in Gel Permeation Chromatography

11-Nov-2005

Gel permeation chromatography (GPC) or also named size exclusion chromatography (SEC) is the most often used method for determining the molecular weight of natural and synthetic macromolecules. One specific strength of this method lies in the fact th

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The Determination of Hazardous Substances According to RoHS and WEEE Directives

28-Aug-2005

1st July 2006 is an important deadline for the electro- and electronics industries. This date bans hazardous substances like lead, cadmium, mercury, hexavalent chromium and polybrominated biphenyls and diphenyl ethers from electro- and electronic equ

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Pressure Digestion for Sample Preparation

01-Feb-2005

What analyst does not wish for a universal method for processing all his or her samples? Pressure digestion represents just such a procedure for sample digestions and is therefore one of the standard sample preparation procedures currently employed i

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Reaching the Next Level of Microwave-assisted Organic Synthesis

27-Jan-2005

Microwave-assisted organic synthesis (MAOS) has become an increasingly popular discipline in modern chemical method development. At first, reaction optimization and method development on a small scale were the main areas of interest in MAOS. However,

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