Current analytical questions

 

• Preparation of publications on the implementation of the analysis.
• Handling and revision of standardized methods/norms.
• Practical reports on analytical topics of the members.

Position papers

 

• Application of processing factors in the legal assessment of element contents in processed and/or compound foods (April 2024) ( pdf )
• Statement of measurement uncertainties in the context of official controls of trace elements in food (April 2024) ( pdf )
• Position paper on sample preparation of food for trace element analysis (April 2024) ( pdf )
• Position paper on the consideration of recovery rates in element determinations (August 2018) ( pdf )
• Position paper on the validation of methods for element determination in samples of the National Residue Control Plan (NRKP) (August 2018) ( pdf )
  Due to a change in the legal situation, this paper is no longer required. It will be withdrawn by decision of the working group on October 28, 2022, effective January 1, 2023.
• Position paper of the working groups food industry, food monitoring, Quality Management & Hygiene, food laboratories, elements and element species and pesticides of the Food Chemistry Society (LChG) on the specification and application of the expanded measurement uncertainty - version dated 25 April (2018) ( pdf )
  

All position papers have been reviewed and are up to date.

Poster of the working group

Poster "Interference with mass spectrometric elemental analysis in food by rare earth metals and tungsten" for the German Food Chemistry Days 2025 in Halle/Saale

Poster "Dispersion of analytical results in elemental analysis of food" for the German Food Chemists' Conference 2023 in Bonn

Poster on "Limits of multi-methods in element trace analysis" for the German Food Chemists' Conference 2022 in Hamburg

Poster on the “Determination of iodine in food – comparison of DIN EN 15111 and ISO 20647 with practical tips from the working group” for the German Food Chemists' Conference 2021 in Wuppertal/online

Poster on "Sample preparation for elemental determination in cosmetic products and tattoo inks" for the German Food Chemists' Conference 2019 in Dresden

English Version of the Poster “Sample Preparation for the Determination of Elements in Cosmetics and Tatoos” for Congress of German Food Chemists 2019 in Dresden”

Poster on "Information and working aids of the working group elements and element species" for the German Food Chemists' Conference 2018 in Berlin

Poster on the "Homogenization of food for trace element analysis" presented at the German Food Chemists' Conference 2016 in Freising

Poster on the "Determination of elements in cosmetic products using ICP-MS" for the German Food Chemists' Conference 2016 in Freising

Poster on the “Determination of As, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Se, Tl, U and Zn in food using ICP-MS” for the German Food Chemists' Conference 2015 in Karlsruhe

Poster from the working group at the German Food Chemists' Conference 2015 in Karlsruhe

lecture on "Analytical Challenges in the Determination of Aluminium" at the German Food Chemists' Conference 2014 in Gießen

Poster on "Coupling methods for the determination of element species" by the working group at the German Food Chemists' Conference 2012 in Münster

Poster   Presentation on "Recovery and measurement uncertainty in element determinations" at the German Food Chemists' Conference 2011 in Halle

Poster   Presentation on "Extraction methods for the determination of arsenic species in rice" at the 2010 regional association meeting in Erlangen

Poster   "Cadmium in chocolate and cocoa products" presented at the German Food Chemists' Conference 2009 in Berlin

Poster   the working group "Limits in the determination of aluminium in food", presented at the German Food Chemists' Conference 2008 in Kaiserslautern

Author papers

 

• Author's paper: Aluminium in mineral food supplements: Analysis and evaluation – food chemistry 79 – pp. 186-190 ( PDF )
• Author's paper: Elemental analysis in food - dealing with scattered analysis results - DLR 11/2023 - pp. 458-461 ( PDF )
• Author's paper: Basic paper: Sample preparation of food for element trace analysis – food chemistry 73 – pp. 120-125 ( PDF )
• Author's paper: Analysis of cosmetic products - DLR 06/2017 - pp. 254-258 ( PDF )
• Author's paper: Importance of food sample preparation - DLR 02/2017 - pp. 58-63 ( PDF )

element profiles

from the journal food chemistry:

LMC 03-21, aluminum (AI)
LMC 05-20, Antimony (Sb)
LMC 04-22, Arsenic (As)
LMC 05-21, Lead (Pb)
LMC 01-25 Chrome (Cr)
LMC 02-21, Iodine (I)
LMC 03-24, Palladium (Pd)
LMC 04-20, Mercury (Hg)
LMC 01-21, Selenium (Se)
LMC 02-24 Silicon (Si)
LMC 06-20, Thallium (TI)
LMC 04-24 Titan (Ti)
LMC 02-23, zinc (Zn)
LMC 04-21, tin (Sn)