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Scientific Papers Series B Horticulture

Scientific Papers Series B Horticulture

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microbiological criteria for foodstuffs otherthan those mentioned in Regulation (EC) no.2.073/2005 of 15 November 2005 onmicrobiological criteria for foodstuffs,Commission Regulation (EU) No 619/2011 of24 June 2011 laying down the methods ofsampling and analysis for the official control offeed as regards the presence of geneticallymodified material for which an authorisationprocedure is pending or the authorisation ofwhich has expired.The international standard SR EN ISO24333:2009 Cereals and cereal products –Sampling was the starting point and it wasadapted by other relevant sampling documentsto be found in EU-regulation or specificliterature. SR EN ISO 24333:2009 is applicable“for the dynamic or static sampling, by manualor mechanical means, of cereals and cerealproducts, for assessment of their quality andcondition” (SR EN ISO 24333:2009). It is notappropriate for the determination of thepresence of adventitious genetically modifiedmaterial in non-GM products and formicrobiological criteria. These omissionswould be dealt with only the EU-regulation andspecific literature.The information contained in these documentswere interpreted, adapted for the intended useand transposed into a centralised, specific andoptimal sampling procedure.RESULTS AND DISCUSSIONSFor cereals and cereal products we identifiedseven referential documents which areapplicable for the starch industry.Taking into account the instructions mentionedin these documents and the specific of thestarch factory took for example, we centralizedthe information and issued a single samplingprocedure for raw material and final products.There were identified four categories ofanalyses: specific for product qualitydetermination, for contaminants identificationand determination, microbiological analysesand analyses for non-GMO products.For contaminants the sampling proceduresdepend on the type of the contaminant, beingdifferent for mycotoxins, heavy metals andpesticides.In Table 1, we present the documents wheresampling instruction can be found. It can beseen that for specific quality analysis the onlyharmonized and internationally recognizedsampling procedure is SR EN ISO 24333:2009.This standard indicates a single sample size (1to 3 kg) depending on various criteria like thebatch size, the minimum number of elementarysamples and its size, the sampling method(mechanical or manual) or the packaged unitweight.The minimum sample size is indicated also forcontaminants like ochratoxin A (10 kg),pesticides, heavy metals, dioxin (1 kg), othercontaminants (3 kg). To complete these values,the EU regulations establish the sample sizedepending on the batch size and packagingmode (bulk or packed).Taking into account the product categoriespresented in these documents, we split starchproducts as follows:- Grains:- in bulk:- corn- corn germs- packed:- corn germs:- in big-bags- Milled products:- in bulk:- corn starch- corn gluten feed- corn gluten meal- packed:- corn starch:- in paper bags of 25 kilos- in big-bags- corn gluten feed:- in big-bags- corn gluten meal:- in big-bags- Liquid products:- in bulk:- glucose syrup- packed:- glucose syrup:- in recipients of 45 and 150 kilos- in recipients of 1100 kilos416

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