This report describes the production of ERM®-CA403, a seawater material certified for the density and the mass concentrations of As, Cd, Co, Cu, Mn, Mo, Ni, and Pb. The material was produced following ISO Guide 34:2009. The starting material was 1500 L of seawater collected at Southern Bight...

This report describes the production of ERM-BC211, a powdered rice material certified for the mass fractions of total arsenic, dimethylarsinic acid and the sum of arsenite and arsenate. The material has been produced following ISO Guide 34:2009 [1]. The starting material, which had been checked...

The Institute for Reference Materials and Measurements (IRMM) of the Joint Research Centre, a Directorate-General of the European Commission, operates the Community Reference Laboratory for Heavy Metals in Feed and Food (CRL-HM). One of its core tasks is to organise interlaboratory comparisons...

The Institute for Reference Materials and Measurements (IRMM) of the Joint Research Centre (JRC), a Directorate-General of the European Commission, operates the International Measurement Evaluation Programme (IMEP). It organises interlaboratory comparisons (ILC's) in support to EU policies. This...

This report describes the development of a reference material to replace the CRM BCR-422 (Cod muscle). The target parameters for certification were the mass fractions of As, Cd, Cu, Fe, Hg, I, Mn, Pb, Se, and Zn. The desired mass fractions were those at natural levels that are similar to BCR-422...

This report describes the preparation of a pig kidney matrix reference material ERM®-BB186, and the certification of the contents (mass fractions) of seven elements. All results are expressed as a mass fraction on a dry mass basis. The preparation and processing of the material, homogeneity...

This report describes the production of ERM®-CE278k, a mussel tissue material certified for the mass fractions of 13 elements. The material was produced following ISO Guide 34:2009. The starting material was wild mussels (mytulis edulis) harvested off the coast of the Netherlands. The mussels...

The European Union Reference Laboratory for Feed Additive Control (EURL-FA Control) organised a proficiency test (PT) for the determination of the mass fraction of total selenium in compound feed, to support the Commission Directive 86/403/EEC concerning additives in feeding stuffs. This...

This report describes the production of ERM®-CC537a, a sediment certified for the mass fraction of polybrominated diphenyl ethers PBDE 28, 47, 99, 100, 153, 154, 183 and 209 (further referred as BDEs) and of α-, β- and γ-hexabromocyclododecane (HBCD) on a dry mass basis. This material was...

This report describes the production of ERM®-EF003, which is an automotive diesel fuel material containing a volume fraction of 7 % fatty acid methyl ester (biodiesel) certified for the volume fraction of the fatty acid methyl ester content, the mass fraction of mono-aromatic hydrocarbon,...