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	Glossary

The establishment of EVISA is funded by the EU through the Fifth Framework Programme (G7RT- CT- 2002- 05112).

Supporters of EVISA includes:

Glossary

heterogeneity

The degree to which a property or a constituent is randomly distributed throughout a quantity of material. The degree of heterogeneity is the determining factor of sampling error.

The term "heterogeneity" was found in the following pages:

Material database: JRC - Joint Research Centre - ERM-DB001: Trace Elements in Human Hair

Journals database: Cytometry, Part A

Speciation analysis of gadolinium retained in the rat brain after administration of gadolinium-based contrast agents | EVISA's News

Material database: National Institute of Standards and Technology (NIST) - SRM 616/617 - Trace Elements in Glass

Material database: IRMM - Institute for Reference Materials and Measurements - ERM-CA713: Trace elements in waste water

Material database: IRMM - Institute for Reference Materials and Measurements - ERM-DB001: Trace Elements in Human Hair

Material database: JRC - Joint Research Centre - ERM-CA713: Trace elements in waste water

Mercury and Autism: Is there a Link ? | EVISA's News

Material database: IRMM - Institute for Reference Materials and Measurements - ERM -CA713: Trace elements in wastewater

Journals database: Applied and Environmental Soil Science

Determination of Unknown Organic-Metal Complexes in the Environment by Liquid Chromatography–Inductively Coupled Plasma-Mass Spectrometry | EVISA's News

Directory of scientists: Montserrat Filella

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Events

See the complete list of deadlines!

PittCon 2025
01.03.2025
Boston, Massachusetts

EWCPS 2025: 20th European Winter Conference on Plasma Spectrochemistry
02.03.2025
Berlin, Germany

DGMS 2025: 56. DGMS-Jahrestagung
04.03.2025
Göttingen, Germany

... more Events

News

What's new on EVISA's web site ?

X-ray absortption spectroscopy for speciation analysis

Health Risk Assessment of Complex Organoarsenic Species in Food

Liquid chromatography hyphenated with inductively coupled plasma optical emission spectrometry (LC-ICP-OES) for speciation analysis

Ion chromatography hyphenated with inductively coupled plasma optical emission spectrometry (IC-ICP-OES) for the determination of inositol phosphates in food and feed

... more News