This report describes the preparation of three cheese powder matrix reference materials (IRMM-359a-c) and their certification for testing of the presence/absence of Staphylococcus aureus enterotoxin A (SEA). Raw milk cheese was decrusted, cut into cubes, chopped in a kitchen-type food processor...

This report describes the production of ERM-DA474/IFCC, a human serum material certified for C-reactive protein mass concentration. The material has been produced following ISO Guide 34:2009 [1]. Serum was produced from blood collected in 4 blood collection centres according to a procedure...

This report describes the production of ERM-DA474/IFCC, a human serum material certified for C-reactive protein mass concentration. The material has been produced following ISO Guide 34:2009 [1]. Serum was produced from blood collected in 4 blood collection centres according to a procedure...

This report describes the preparation and certification of the potato powder Certified Reference Materials (CRMs) ERM-BF421a and ERM-BF421b, consisting of conventional and genetically modified EH92-527-1 potato powder, respectively. The CRMs were processed in 2005/2006 and were certified in 2006...

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...

This report describes the production of a set of plasmid solutions, ERM®-AD623a, b, c, d, e, and f, certified for the copy number ratio of specific desoxyribonucleic acid (DNA) fragments per plasmid and for the copy number concentration of the plasmid. The material has been produced following...

This report describes the production of the reference material ERM-BD600, a whole milk powder certified for the mass fractions of water- and fat-soluble vitamins. All the required steps during the production were conducted according to ISO Guides 34 and 35 [1,2] to ensure the high quality of the...

This report describes the preparation of two milk powder matrix reference materials (ERM-BB492 and ERM-BB493) and the certification of their content (mass fraction) of oxytetracycline. The preparation and processing of the material, homogeneity and stability studies, and the characterisation are...

This report describes the production of the reference material ERM-BD600, a whole milk powder certified for the mass fractions of water- and fat-soluble vitamins. All the required steps during the production were conducted according to ISO Guides 34 and 35 [1,2] to ensure the high quality of the...