commiss direct ec februari lai sampl method method analysi offici control level tin can food text eea relev commiss european commun regard treati establish european commun regard council direct eec decemb introduct commun method sampl analysi monitor foodstuff intend human consumpt amend regul ec european parliament council articl thereof commiss regul ec march set maximum level contamin foodstuff amend regul ec fix maximum limit inorgan tin can foodstuff make refer measur lai sampl analysi method council direct eec octob subject addit measur offici control foodstuff amend regul ec introduc system qualiti standard laboratori entrust member state offici control foodstuff fix gener criteria method analysi compli order ensur laboratori charg control method analysi compar level perform major import analyt result report interpret uniform order ensur harmonis enforc approach european union interpret rule applic analyt result obtain sampl offici control case analysi defenc refere purpos nation rule appli provis sampl method analysi drawn basi present knowledg adapt account advanc scientif technolog knowledg method analys total tin control inorgan tin presenc organ form tin consid neglig relat maximum level set inorgan tin measur provid direct accord opinion stand committe food chain anim health adopt direct articl member state measur ensur sampl offici control level tin foodstuff carri accord method annex direct articl member state measur ensur sampl prepar method analys offici control level tin foodstuff compli criteria annex ii direct articl member state bring forc law regul administr provis compli provis direct decemb forthwith commun commiss text provis correl tabl provis direct member state adopt provis provis refer direct accompani refer occas offici public member state determin refer made articl direct enter forc dai public offici journal european union direct address member state brussel februari commiss david byrn member commiss oj oj oj page offici journal oj annex method sampl offici control level tin can foodstuff purpos scope sampl intend offici check level tin can foodstuff method aggreg sampl obtain consid repres lot complianc maximum level laid commiss regul ec establish basi level determin laboratori sampl definit lot identifi quantiti food commod deliv time determin offici common characterist origin varieti type pack packer consignor mark sublot design part lot order appli sampl method design part sublot physic separ identifi increment sampl quantiti materi singl place lot sublot aggreg sampl combin total increment sampl lot sublot laboratori sampl sampl intend laboratori gener provis personnel sampl perform authoris person member state materi sampl lot examin sampl separ precaut sampl prepar sampl precaut avoid affect tin content advers affect analyt determin make aggreg sampl unrepres increment sampl increment sampl place distribut lot sublot departur procedur record record prepar aggreg sampl aggreg sampl made unit increment sampl aggreg sampl homogenis laboratori replic laboratori sampl replic laboratori sampl enforc trade defenc refere purpos homogenis aggreg sampl conflict member state rule sampl packag transmiss sampl sampl clean inert contain offer adequ protect contamin damag transit precaut avoid chang composit sampl aris transport storag seal label sampl sampl offici seal place sampl identifi member state regul record sampl permit lot identifi unambigu give date place sampl addit inform assist analyst sampl plan sampl method appli ensur aggreg sampl repres lot control number increment sampl minimum number increment sampl can lot tabl increment sampl similar weight result aggreg sampl point tabl number can increment sampl form aggreg sampl gt tabl gt note maximum level appli content feasibl test aggreg sampl approach test result aggreg sampl close maximum level suspect individu can exce maximum level conduct investig sampl retail stage sampl foodstuff retail stage accord sampl provis effect sampl procedur retail stage provid ensur suffici repres sampl lot complianc lot sublot specif control laboratori analys laboratori sampl enforc independ analys calcul result lot accept exce respect maximum level laid regul ec take account measur uncertainti correct recoveri lot compliant maximum level laid regul ec exce maximum level reason doubt take account measur uncertainti correct recoveri annex ii sampl prepar criteria method analysi offici check level tin can foodstuff precaut gener consider tin basic requir obtain repres homogen laboratori sampl introduc secondari contamin analyst ensur sampl contamin sampl prepar apparatu come contact sampl made inert materi plastic polypropylen ptfe acid clean minimis risk contamin high qualiti stainless steel cut edg sampl materi receiv laboratori prepar test materi fine homogenis sampl give reproduc result satisfactori specif sampl prepar procedur cen standard quot determin trace element perform criteria gener consider quot found satisfactori equal valid treatment sampl receiv laboratori fine grind relev mix complet aggreg sampl process demonstr achiev complet homogenis subdivis sampl enforc defenc purpos replic sampl enforc trade defenc refere purpos homogenis materi conflict member state rule sampl method analysi laboratori laboratori control requir definit number commonli definit laboratori requir repeat absolut differ singl test result obtain repeat condit sampl oper apparatu laboratori short interv time expect lie specif probabl typic sr sr standard deviat calcul result gener repeat condit rsdr rel standard deviat calcul result gener repeat condit sr gt pic file quot en tif quot gt gt pic file quot en tif quot gt averag result laboratori sampl reproduc absolut differ singl test result obtain reproduc condit ident materi obtain oper laboratori standardis test method expect lie probabl typic sr sr standard deviat calcul result reproduc condit rsdr rel standard deviat calcul result gener reproduc condit sr gt pic file quot en tif quot gt horratr observ rsdr divid rsdr estim horwitz equat assumpt horratr observ rsdr divid rsdr calcul horwitz equat expand uncertainti coverag factor level confid approxim gener requir method analysi food control purpos compli provis item annex council direct eec decemb introduct commun method sampl analysi monitor foodstuff intend human consumpt specif requir specif method determin tin can foodstuff prescrib commun level laboratori select valid method provid select method meet perform criteria tabl valid ideal includ certifi refer materi tabl perform criteria method analysi tin gt tabl gt perform criteria uncertainti function approach uncertainti approach assess suitabl method analysi laboratori laboratori method produc result maximum standard uncertainti maximum standard uncertainti calcul formula gt refer graphic gt uf maximum standard uncertainti lod limit detect method concentr interest analyt method result uncertainti measur maximum standard uncertainti method equal suitabl meet perform characterist tabl recoveri calcul report result analyt result report correct uncorrect recoveri manner report level recoveri report analyt result correct recoveri check complianc annex point analyst note quot harmonis guidelin recoveri inform analyt measur quot develop iupac iso aoac guidelin assist determin recoveri factor analyt result report analyt result measur uncertainti laboratori qualiti standard laboratori compli council direct eec octob subject addit measur offici control foodstuff consider analysi profici test particip profici test scheme compli quot intern harmonis protocol profici test chemic analyt laboratori quot develop auspic iupac iso aoac scheme specif includ determin tin food particip scheme recommend gener scheme determin metal food intern qualiti control laboratori demonstr intern qualiti control procedur place exampl quot iso aoac iupac guidelin intern qualiti control analyt chemistri laboratori quot sampl prepar care ensur tin sampl solut analysi recognis sampl dissolut procedur hydrolys sniv speci precipit speci stannic oxid sno sn sno prepar sampl mol hcl sncl easili volatilis solut boil refer bs en foodstuff determin trace element perform criteria gener consider sampl prepar cen rue de stassart brussel horwitz quot evalu analyt method regul food drug quot anal chem iso aoac iupac harmonis guidelin recoveri inform analyt measur edit michael thompson steven ellison al fajgelj paul willett roger wood pure appl chem iso aoac iupac intern harmonis protocol profici test chemic analyt laboratori edit thompson wood pure appl chem publish aoac intern iso aoac iupac intern harmonis guidelin intern qualiti control analyt chemistri laboratori edit thompson wood pure appl chem