美国FDA食品级接触材质的测试要求和测试标准(最新)美国FDA食品级接触材质的测试要求为:No.Material材质U.S.FDACFR21175.300有机涂层制品要求TestItem测试项目去离子水萃取法18%酒精萃取法正庚烷萃取法氯仿可溶萃取物(去离子水浸取法)U.S.FDACFR21176.1702Paperandpapercardboard纸制品要求氯仿可溶萃取物(8%酒精浸取法)氯仿可溶萃取物(50%酒精浸取法)氯仿可溶萃取物(正庚烷浸取法)总提取物,去离子水、8%酒精,正己烷U.S.FDACFR21177.1010for3Acrylic丙烯酸树脂要求U.S.FDACFR21177.12104高锰酸钾可氧化萃取紫外吸收(水,8%乙醇,50%乙醇中)紫外吸收(正庚烷中)氯仿可溶萃取物(去离子水浸取法)食品容器的密封圈,密封衬垫要求,氯仿可溶萃取物(8%酒精浸取法)如硅橡胶圈氯仿可溶萃取物(正庚烷浸取法)WaterextractivesatrefluxingtemperatureU.S.FDACFR21177.1240对苯二for2hours5甲酸1,4-亚环己基二亚甲基酯与间Ethylacetateextractivesatrefluxing苯二甲酸1,4-亚环己基二亚甲基酯temperaturefor2hours共聚物N-hextaneextractivesatrefluxingtemperaturefor2hours氯仿可溶萃取物(去离子水浸取法)6U.S.FDACFR21177.1340forEMA氯仿可溶萃取物(8%酒精浸取法)乙烯-丙烯酸甲酯氯仿可溶萃取物(50%酒精浸取法)氯仿可溶萃取物(正庚烷浸取法)氯仿萃取(在4种不同模拟液中:水,8%乙7U.S.FDACFR21177.1350forEVA醇,50%乙醇,正庚烷)EVA要求Vinylidenefluoride&hexafluropropene黄原胶(涂层)U.S.FDACFR21177.1460for8Melamineresins三聚*胺树脂(密胺)要求U.S.FDACFR21177.1500forNylon氯仿萃取(在3种不同模拟液中:水,8%乙醇,正庚烷))密度熔点尼龙塑料要求,如尼龙n6,尼龙66,盐酸中的溶解度9尼龙610,尼龙6/12,尼龙12T等(需去离子水萃取法要确定尼龙类型。若样品为尼龙66,95%酒精萃取法需再确认样品中是否加了玻璃纤维,乙酸乙脂萃取法若是,则需加做177.2355)U.S.FDACFR21177.2355矿物(如10玻璃纤维)增强尼龙66(接单前先总提取物及灰分含量与Lab确认)U.S.FDACFR21177.1520for11Olefinpolymer(PP,OP,PE)烯烃聚合物(例如聚乙烯,聚丙烯)U.S.FDACFR21177.1580for12PolycarbonatePC聚碳酸酯要求密度熔点(仅对PP)正己烷萃取二甲苯萃取水回流萃取6小时50%酒精回流萃取6小时正庚烷回流萃取6小时氯仿可溶萃取物(去离子水浸取法)13U.S.FDACFR21177.1630forPET氯仿可溶萃取物(8%酒精浸取法)PET塑料要求氯仿可溶萃取物(50%酒精浸取法)氯仿可溶萃取物(95%酒精浸取法)苯萃取法氯仿可溶萃取物(正庚烷浸取法)14U.S.FDACFR21177.1640forPS聚苯乙烯要求苯乙烯单体残留去离子水浸取法15U.S.FDACFR21177.1655for3%醋酸浸取法Polysulfoneresin聚砜树脂要求50%酒精浸取法正庚烷浸取法去离子水浸取法U.S.FDACFR21177.181050%酒精回流萃取溶解度分子量玻璃化转变温度Non-volatileresidueKmnO4oxidizedwaterextractives16forStyreneblockpolymer苯乙烯嵌段聚合物要求17U.S.FDACFR21177.1830forKmnO4oxidized8%ethanolextractivesMMA,MBSMMA、MBS要求UVabsorbingwaterextractivesUVabsorbing8%ethanolextractivesUVabsorbingn-heptaneextractives去离子水萃取法U.S.FDACFR21177.1900forUF脲醛树脂要求188%酒精萃取法正庚烷萃取法去离子水浸取法U.S.FDACFR21175.300&19177.1975forPVCPVC要求U.S.FDACFR21177.242020Polyesterresin,cross-linked(PETG)正庚烷浸取法8%酒精浸取法VCM单体残留氯仿可溶萃取物(去离子水浸取法)氯仿可溶萃取物(8%酒精浸取法)氯仿可溶萃取物(50%酒精浸取法)正庚烷浸取法分子量氯仿可溶萃取物(去离子回流2小时)21U.S.FDACFR21177.2440(聚醚砜树脂)氯仿可溶萃取物(50%酒精回流2小时)氯仿可溶萃取物(3%乙酸回流浸取2小时)氯仿可溶萃取物(正庚烷回流浸取2小时)去离子水浸取法U.S.FDACFR21177.2450for22Polyamide-imideresin聚酰胺-酰亚胺树脂3%醋酸浸取法50%酒精浸取法正庚烷浸取法氯仿可溶萃取物(去离子水浸取法)氯仿可溶萃取物(8%酒精浸取法)U.S.FDACFR21177.247023aPOM-copolymerPOM聚甲醛共聚物氯仿可溶萃取物(正庚烷浸取法)水中...