【英文标准名称】:Materialsandarticlesincontactwithfoodstuffs-Plasticssubstancessubjecttolimitation-Determinationofmaleicacidandmaleicanhydrideinfoodsimulants
【原文标准名称】:和食品接触的材料和物品.受限制的塑料物质.食品模拟物中马来酸和顺式丁烯二酸酐的测定
【标准号】:BSDDCEN/TS13130-24-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-09-16
【实施或试行日期】:2005-09-16
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:乙酸;迁移;橄榄油;物品;酒精;接触食品的材料;含量测定;单体;色谱法;试件;马来酸;顺式丁烯二酸酐;食品包装;试验报告;触点;高效液相色谱分析法;材料规范;食品;食品检验;测定;试验;材料试验;塑料
【英文主题词】:Aceticacid;Articles;Chromatography;Contact;Determination;Determinationofcontent;Ethanol;Foodinspection;Foodpackages;Foodproducts;HPLC;Investigations;Maleicacid;Maleicanhydride;Materialsincontactwithfood;Materialsspecification;Materialstesting;Migration;Monomers;Oliveoil;Plastics;Testpieces;Testing
【摘要】:Thisdocument,partofEN13130,specifiesananalyticalprocedureforthedeterminationofmaleicacidinthefourconventionalfoodsimulants,water,3%w/vaqueousaceticacid,15%v/vaqueousethanolandoliveoilorapprovedsubstitute.Thelevelofmaleicaciddeterminedisexpressedasmilligramsofmaleicacidperkilogramoffoodorfoodsimulant.Themethodisappropriateforthequantitativedeterminationofmaleicacidinapproximateanalyteconcentrationrangeof5mg/kgto60mg/kgintheabovementionedfoodsimulants.Thismethodisalsosuitableforthedeterminationofmaleicanhydrideinthefourfoodsimulantsastheanhydrideishydrolyzedrapidlyandcompletelytomaleicacidduringsamplepreparation.Thelevelofmaleicanhydrideisthenexpressedasmilligramsofmaleicacidperkilogramoffoodsimulant.NOTEThemethodshouldalsobeapplicabletootheraqueousfoodsimulantsaswellastotheotherfattyfoodsimulants,e.g.sunfloweroil,cornoiloramixtureofsynthetictriglycerides.Thesuitabilityofthefatsimulantshouldbeassessedpriortosettingupmigrationtests-itmaybefoundnecessarytousesunfloweroilorHB307ifunacceptableinterferencesarefoundwitholiveoil.
【中国标准分类号】:X04
【国际标准分类号】:67_250
【页数】:20P;A4
【正文语种】:英语


【英文标准名称】:Practicefordosimetryinanelectron-beamfacilityforradiationprocessingatenergiesbetween80keVand300keV
【原文标准名称】:能量在80KeV和300KeV之间的辐射处理用电子束设备剂量测定操作规程
【标准号】:BSISO15573-1999
【标准状态】:现行
【国别】:英国
【发布日期】:1999-08-15
【实施或试行日期】:1999-08-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;电子束;X射线;辐射剂量;辐射测量;核辐射;γ辐射;电离辐射;剂量测定
【英文主题词】:Definition;Definitions;Dosimetry;Electronbeams;Gamma-radiation;Ionizingradiation;Nuclearradiation;Radiationdose;Radiationmeasurement;X-rays
【摘要】:1Thispracticecoversdosimetricprocedurestobefollowedtodeterminetheperformanceoflowenergy(300keVorlest)single-gapelectronbeamradiationprocessingfacilities.Otherpracticesandproceduresrelatedtofacilitycharacterization,productqualification,androutinepro-cessingarealsodiscussed.2Theelectronenergyrangecoveredinthispracticeisfrom80keVto300keV.Suchelectronbeamscanbegeneratedbysingle-gapself-containedthermalfilamentorplasmasourceaccelerators.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.
【中国标准分类号】:F81
【国际标准分类号】:17_240
【页数】:14P.;A4
【正文语种】:英语