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 It will be withdrawn by decision of the working group on October 28, 2022, effective January 1, 2023.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 "Scattering of analysis results in elemental analysis in food" for the German Food Chemists' Day 2023 in Bonn

Poster on "Limits of multi-methods in trace element analysis" for the German Food Chemists' Day 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’ Day 2021 in Wuppertal/online

Poster on “Sample preparation for element determination in cosmetic products and tattoo inks” for the German Food Chemists’ Day 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 about "Information and working aids of the elements and element species working group " for the German Food Chemists' Day 2018 in Berlin

Poster on the “Homogenization of food for trace element analysis” at the German Food Chemists’ Day 2016 in Freising

Poster on the “Determination of elements in cosmetic products using ICP-MS” at the German Food Chemists’ Day 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” at the German Food Chemists’ Day 2015 in Karlsruhe

Poster of the working group for the German Food Chemists’ Day 2015 in Karlsruhe

lecture on "Analytical challenges in the determination of aluminium" at the German Food Chemists' Day 2014 in Gießen

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

poster   on "Recovery and measurement uncertainty in element determinations" presented at the German Food Chemists' Day 2011 in Halle

poster   on "Extraction methods for the determination of arsenic species in rice" presented at the Regional Association Conference 2010 in Erlangen

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

poster   of the working group "Limits in the determination of aluminium in foodstuffs", presented at the German Food Chemists' Conference 2008 in Kaiserlautern

Author papers

 

• Author's paper: Element analysis in food - Dealing with scattering analysis results - DLR 11/2023 - pp. 458-461 ( PDF )
• Author's paper: Basic paper: Sample processing of food for trace element analysis - food chemistry 73 - pp. 120-125 ( PDF )
• Author paper: Analysis of cosmetic products - DLR 06/2017 - pp. 254-258 ( PDF )
• Author 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 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)