ISO TR 29263-2021.docx

TECHNICA1.REPORTISO/TR29263editionFirst2021-07Cerea1.sandcerea1.products一Samp1.ingstudiesCra1.ese1.productsca1.iers-EtudessurIchanti1.1.onnageReferencenumberISO/TR29263:2021(E)COPYRIGHTPROTECTEDDOCUMENT©ISO2021岫rkdea/山thUcdOthcnviscspft<i1.iwcorr<!w11ehDvriwiiJioitip1.inn11Uatioij(rjhrtot>hotocopwg,puicatonp<>stingontheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanherequestedfromeitherISOattheaddressbe1.oworIS<smemberbodyinthecountryoftherequester.%,tft晒Iandonnet8CH-1214*crnicr,GenevaPhone：M1.22749O1.11Pub1.ishedinSwitzerhnd©ISO2021-A1.1.rightsreservedCerea1.sandcerea1.productsSamp1.ingstudies1 ScopeKingdom,forofficia1.Germanyre1.atedtograinsamp1.inginordertodefineaharmonizedsamp1.ing2 Normativereferences3 TermsanddefinitionsISOandIECmaintaintermino1.ogica1.databasesforuseinStandardiZatiOnatthefo1.1.owingaddresses：E1.ectropedia:avai1.ab1.eathttp:/www.e1.eetropedia.org/European(Iirectivesana1.ysis-Officia1.ordercontro1.shannonizeContaminantsproceduresmycotoxinsrequiredmethodsTheStudyUieseextractfromPreSentedSamP1.ingrePort.assessment:samp1.inggrainin1.orries"-Projectreportno339”5.1 Genera1.DepartmentOfEnvironmentaIScienceandTechno1.ogy,Renewab1.eResourcesAssessmentGroup,(project2955).reportofa13-monthprojectthatstartedinMay2003.TheworkwasfundedbyHGCA5.2 ContextOperatorsshou1.dbefami1.iarwiththeequipmentandhaveanunderstandingoftheprob1.emsOfb)Takingmanua1.samp1.es: Useaspearthatwi1.1.co1.1.ectmu1.tip1.esub-samp1.esfromdifferentdepths； spreadsamp1.esfrompossib1.e1.eastacross(preferab1.j,withoutsamp1.epoints/1.oad.Thesesomepointsshou1.dbe Addthesamp1.estogethertoformacompositesamp1.erepresentingthe1.oad； dividedthecompositequarteringtosamp1.eworkingsamp1.e.avai1.ab1.ethesamp1.edividerbe grainqua1.ityappropriatetoretainpartofthecompositesamp1.eincaseofanydisputeoverthe 49Takingsamp1.eswitharemotesamp1.ingprobeinsertedmaximum.Thisinwi1.1.1.oad;toovercometheco1.1.ectionofsma1.1.samp1.eswhenthespearisthatitcanaccessasmuchofthe1.oadaspossib1.e; apartpossib1.econtro1.1.edmanua1.1.y,co1.1.ect8samp1.es/1.oadfromdifferentpointsspreadasfarquartering.Fai1.uremeasurcments(particu1.ar1.yscreening);quarterthesamp1.eis1.ike1.ytoincrease6Studyno2:extractfrom"Samp1.inggraininstaticandf1.owingcondition-a1.ternativestotheregu1.atoryprotoco1."6.1 Genera1.ARVA1.ISInstitutduVegeta1.-3rueJosephctMarieHackin-75116PARIS19©ISO2021-A1.1.rightsreservedsamp1.inggrain;Safetyshou1.da1.waysbethefirstconsiderationinanysamp1.ingoperation. Useamanua1.spearthatisat1.east1,5m1.ong; Co1.1.ectabout500g/samp1.epoint.Thismayrequire2insertions/samp1.epoint;Co1.1.ectwide1.yasat5the1.oad8)risktheoperator.Incase,itmayappropriatetomovethe1.orrytogivebetteraccess； Mixthecompositesamp1.ethorough1.y;Dividebyconingandsamp1.ewithagivedivider.IfthisisnotFai1.uretouseashou1.dortoconeandquarterthesamp1.eis1.ike1.ytoincreasetheerrorinthemeasurements(particu1.ar1.yscreenings);ItmaybeC) Wheretheamountofgrainco1.1.ectedperinsertioncanbeadjusted,itmaybeappropriatetosetthistointotroughsthehe1.p Trytoensurethatthe1.orryispositionedwiththesamp1.eraboutha1.fwaya1.ongthetrai1.erso Ifthesamp1.erhasanautomaticprogramme,choosetheoptionthatco1.1.ects8samp1.esfromdifferentpoints;iftheasprobeoverthe1.oad； Mixthecompositesamp1.ethorough1.yandthendivideusingasamp1.edividerorbyconingandtheerrorthetosamp1.edividerortoconeand Itmaybeappropriatetoretainpartofthecompositesamp1.eincaseofanydisputeoverthequa1.ity.ByG.VERON-DE1.ORandJ.1.EBRUNffthahrthtastt8e<ya5's1.ethcrthereg三tattntux*roV1.ot4nf1.i1.ruct1.yaccounte11iMds(8peragtntatax(rf3tTheregu1.atoryprotoco1.isusedhereasareference.ThecharacteristicsusedforestimationaretheDONcontent,theproteincontentandtheHagbergFa1.1.ingnumberforwheat.Formaize,thecontentva1.uestakenintoaccountare:DON,proteincontent,promatestandzeara1.enone.Theaimofthe2ndserieswastoeva1.uatesi1.oheterogeneityinordertobeab1.etoestimatethere1.ationshipbetweentheconfidenceinterva1.oftheaveragecontentofthesi1.oandthenumberofhftnta1.accep1.ccSmp1.csft郸砥hcrmUWVift1.P眼用口甜曲JfR脚atctherisktakeniftheTheheterogeneitytestswereconductedonsi1.osof5001andforeach,100e1.ementarysamp1.eswere谢祖兴加眠椒j%物afe赧d:an幽陋OrmJ概睡i嵇他“题遗陶瞅c螂郎翻诅仄湃6an%Heterogeneitywason1.ytestedonwheathatches.Tab1.e9CharacteristicsofthetestsconductedTeitsosamp1.ingpUns:regu1.ation/xU11durd/rouuhef1.owing«nins(by1rpeofgn>!ts11beaisreguhtoymethod500C)wheMcornI4Sampiiiieequ1.pmencnumberofInCTcmentsmassofIncrement(Kg)maCitJggrcgatesamp1.e(kg)：massofhbo11tor>'samp1.e(kg)ooso2S0.3AU2a1.6S8>5i9.sx>p500T10/ImIBH43iB3IDfs0>opSMT。知,919331(MStatic1.orriesBoernerdividerB>vr¾erdividerwheatcom64Iamp1.ingequipmentenumberofIncrementsussofincrement(kg)Dmassofaggregatesa