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About Speciation



Atomic Fluorescence Spectrometry as a Detection System for Speciation Analysis
Atomic Fluorescence Spectrometry (AFS) represents a suitable alternative to the other atomic and mass spectrometric techniques. Since atomic fluorescence can be quenched by many molecules, an effectiv...

Australian Legislation related to Speciation
There are very few regulations based on elemental species in Australia and New Zealand....

Books and Special Issues on Elemental Speciation (published since 2011)
The following list gives some details on books and special issues related to elemental speciation (analysis) published since 2011. The list is neither exhaustive nor do we guarantee that all books are...

Brief summary: Speciation analysis for the study of metallodrugs and their biomolecular interactions
Chemical speciation analysis plays an important role for studying the biological activity, metabolism and side-effects of metal-based pharmaceuticals. It is expected that the enhanced information lev...

CE-ICP-MS for speciation analysis
The complexity of many environmental and biological matrices and the need to discriminate among analytes that have very close physicochemical properties prompted the development of high-resolution sep...

Certified Reference Materials for Chemical Speciation Analysis
Certified reference materials are a major tool for laboratories to monitor the performance of their analyical work. Similarly to other measurement fields, speciation analysis requires the availability...

Chemical speciation analysis for nutrition and food science
The enhanced information obtained by chemical speciation analysis is not only a prerequisite for the evalutaion of the nutritional value or the assessment of health risk related to toxic species in fo...

Chemical speciation analysis for the life sciences
In the area of life sciences, chemical analysis is meant to provide information about the metabolism, function and toxicity of chemical compounds in biological organisms and by this help to study the ...

Directory of scientists
You may search for a name, an institution, an address, a research interest or available instrumentation. Alternatively you may browse the directory of scientists sorted alphabetically by family names...

Don't miss these deadlines !!
Deadlines coming soon, coming later or already gone....

Error sources in speciation analysis - Overview
Speciation analysis is often considered to be complex, prone to all kind of problems and therefore only manageable by experts. While indeed speciation analysis is more complex than trace element anal...

Events related to trace elements and their speciation
You may search for keywords in our Agenda of Events within a specified period of time. ...

Flow-injection inductively coupled plasma mass spectrometry for speciation analysis
Flow-injection is a technique to perform sample manipulations such as reagent addition, dilution, preconcentration and simple separations with a manifold on-line coupled with the detection system. ...

Fractionation as a first step towards speciation analysis
According to IUPAC, speciation analysis is the analytical activity of identifying and/or measuring the quantities of one or more individual chemical species in a sample. Unfortunately that goal canno...

Gas chromatography for the separation of elemental species
Gas chromatography is a very effective sample introduction technique for atomic spectroscopy because of the absence of a condensed mobile phase and the very high separation efficiency. Unfortunately, ...

GC-ICP-MS: A very sensitive hyphenated system for speciation analysis
Gas chromatography is a very effective sample introduction technique for atomic spectroscopy because of the absence of a condensed mobile phase and the very high separation efficiency. Unfortunately, ...

Gel electrophoresis combined with laser ablation inductively coupled plasma mass spectrometry for speciation analysis
Gel electrophoresis (GE) is the benchmark for high resolution protein separation, particularly in two-dimensional (2-D) format. However the application of GE for the speciation analysis of metallic-sp...

History of Speciation Conferences
While there are many conferences and symposia having sections on speciation analysis, there a few totally dedicated to speciation analysis. Following these conference is helpful for the understanding ...

How did elemental speciation develop ?
The rapid development of inorganic instrumental analysis after World War II, mainly driven by the development of atomic spectrometry, enabled the analytical community to look into the role of trace el...

ICP-MS: A versatile detection system for trace element and speciation analysis
Inductively coupled plasma-mass spectrometry (ICP-MS) is a very sensitive, element selective detection system, which hyphenated with a separation module such as HPLC, GC or CE becomes a very versatile...

LC-ICP-MS: The most often used hyphenated system for speciation analysis
Coupling of Liquid Chromatography with ICP-MS is straightforward. Nebulizers are available that can accept the effluent from standard, µ-HPLC and even nano-HPLC. With all the different possiblities of...

Liquid-liquid extraction in speciation analysis
Since most of the elemental detection methods are based on atomic spectrometry or elemental mass spectrometry, they do not provide any species related information. Using these techniques for speciatio...

Non-chromatographic separation techniques for speciation analysis
Speciation analysis focusing on the determination of elemental species is relying on highly sensitive and also selective analytical methods. Only very few techniques provide such detection power. Most...

Problems to be solved in the field of speciation analysis
The major challenge of chemical speciation analysis is the isolation, separation and quantification of the species leaving the original compound intact, which may be in some kind of equilibrium state ...

REACH: Registration, Evaluation and Authorisation of Chemicals
The European Commission proposed a new EU regulatory framework for the Registration, Evaluation and Authorisation of Chemicals (REACH) on 29 October 2003.     Aims of REACH The aim is to im...

Research fields related to elemental speciation
The research fields for elemental speciation analysis are manifold and cannot be discussed in detail here. However some major fields should be mentioned: Environmental risk analysis with its main tas...

Sample preservation for speciation analysis - General recommendations
Since techniques and methods for direct in-situ speciation analysis are very limited, samples have to be taken, brought to the laboratory and stored for later analysis. The preservation of the chemica...

Solid-phase extraction in speciation analysis
Solid phase extraction (SPE) is the most common and widespread separation method used for analyte enrichment, matrix removal and medium exchange....

Speciation Analysis - Striving for Quality
Concepts for assuring the quality of analytical measurements such as GLP and QA/QC are well established if not integral part of modern state-of-the-art methods for trace element analysis. Wheresoever ...

Speciation analysis as a tool to enhance the quality of life
Speciation analysis provides the information necessary to describe the effects of active species ( Why should it be done ?) which is not available from the results of total trace element determination...

Speciation and Toxicity
In classical toxicology, speciation of carbon is taken for granted and the carbon compounds responsible for toxicity are always described with the appropriate chemical nomenclature. By contrast, speci...

Speciation as a discipline in Analytical Chemistry – Definitions
The International Union for Pure and Applied Chemistry (IUPAC) has published guidelines or recommendations for the definition of speciation analysis: Speciation analysis is the analytical activity of...

Speciation News

Species of interest
Depending on the area of interest, elemental speciation analysis is focussing on chemical compounds that differ in isotopic composition, conformation, oxidation or electronic state, or in the nature o...

Species transformation during speciation analysis
Species transformation is a special problem for speciation analysis, since changing speciation during analysis may bias or even corrupt the analytical result....

Standard methods for arsenic speciation analysis
Standard methods for arsenic speciation analysis have been developed, validated and approved by standardization bodies for special application fields. ...

Standard methods for chromium speciation analysis
Standard methods for chromium speciation analysis have been developed, validated and approved by standardization bodies for special application fields....

Standard methods for elemental speciation analysis
Standard methods for elemental speciation analysis have been developed, validated and approved by standardization bodies for special application fields....

Standard methods for mercury speciation analysis
Standard methods for speciation analysis have been developed, validated and approved by standardization bodies for special application fields....

Standard methods for tin speciation analysis
Standard methods for tin speciation analysis have been developed, validated and approved by standardization bodies for special application fields. ...

The role of elemental speciation in legislation
Our understanding for the mechanisms of biological activities and biogeochemical cycling of mineral and trace element species has been substantially advanced during recent years with the help of chemi...

Tools for elemental speciation analysis
The tools for chemical speciation analysis are manifold. Very few species-specific techniques do, however, allow direct speciation analysis. These include Mössbauer spectroscopy, X-ray photoelectron s...

Trace element speciation analysis for environmental sciences
Chemical speciation analysis for the environment is needed to provide information about the status as well as the processes involved for the emission, cycling, degradation and fate of matter in the en...

Types of Chemical Species
The International Union for Pure and Applied Chemistry (IUPAC) has published guidelines or recommendations for the definition of speciation analysis. According to these definitions, chemical species a...

Vacancies
Under the sections below we report about open positions related to speciation analysis that have been announced to us. If you have such information that you would like to share with the community of...

What is the use for total element concentrations ?
Since only speciation analysis provides the information about the identity of chemical species and there concentration, the question about the value of the often performed "total element determination...

Why is elemental speciation analysis not done routinely ?
  Historically trace metal and non-metal analyses have mainly evolved through the development of atomic spectrometry after world war II. Unfortunately, sources for atomic spectrometry (atomizers...

Why should elemental speciation be done ?
Whenever an analyst is producing data on the presence and/or concentration level of elements in a sample, the data are meant to answer one of the following questions depending on the nature of the sam...











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