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1、电子电气产品中有毒有害物质检测方法 Determination of Levels of Six Regulated Substances (Lead, Mercury, Hexavalent Chrominum, Polybrominated Biphenyls, Polybrominated Biphenyl Ether) in Electrotechnical Products 郑建国 博士 Dr. Zheng Jianguo Guangdong Entry-Exit Inspection b) metal materials made from aluminium, iron and

2、zinc matrices and c) electronics. The sample is digested and heated to exhausting the acids, then diluted properly. Ionic Cd in the sample solution reacts with KBH4 and generates volatile gas, which is introduced to atomizer with carrier gas (Ar). The content of cadmium is determined on the basis of

3、 fluorescence intensity of the element. Ionic Pb() in the sample solution is oxidized into Pb() by potassium ferricyanide, then reacts with KBH4 and generates volatile hydride PbH4, which is introduced to atomizer with carrier gas (Ar). The content of lead is determined on the basis of fluorescence

4、intensity of the element. 15 methods in SN series standards for RoHS have been finished: 12、Determination of Lead, Cadmium, Chromium and Mercury in electrical and electronic equipment Inductively coupled plasma atomic emission spectrometry The samples of polymer materials (such as PP, PE, PS, ABS, P

5、VC, etc.) and electronics (such as glasses and ceramics, etc.) from Electronic and electrical equipment were digested under pressure with nitric acid, tetrafluoroborate solution and hydrogen peroxide in a tightly sealed PTFE vessel which was then put into the corrosion resisting steel pressure disso

6、lution can. The pressure dissolution can as a whole was heated at 180 for 4h in a constant temperature heating oven. The samples of metallic materials (such as iron alloys, copper alloys, aluminum alloys, zinc alloys and solder alloys, etc.) from Electronic and electrical equipment were digested by

7、heating with reflux cooler and absorption vessels. The samples of polymer materials and electronics from Electronic and electrical equipment were digested under pressure with microwave sample preparation system. The method for the simultaneous determination of Pb, Cd, Cr, Hg in polymer materials, me

8、tallic materials and electronics from Electronic and electrical equipment have been developed 15 methods in SN series standards for RoHS have been finished: 、Determination Of Mercury In Electrical And Electronic Equipment Cold Vapor Atomic Absorption Spectrometry This standard provides the procedure

9、 for the determination of materials used in Electrical And Electronic Equipment. These materials are polymer materials, metal materials and electronics. Metal materials in electrotechnical equipment are treated by traditional digestion using acids. Other materials, such as polymers and electronics,

10、were digested with acids, in microwave oven or in a sealed and high pressure autoclave. The mercury in the digestion solution is reduced to the atomic state before it is analyzed, then mercury is determined by Cold Vapor Atomic Absorption Spectrometry. 15 methods in SN series standards for RoHS have

11、 been finished: 14、Technical Requirements for the Conformity Assessment of Certain Hazardous Substances in Electrical and Electronic Equipment This standard specifies the general technical requirements for the conformity assessment of certain hazardous substances in electrical and electronic equipme

12、nts. For the purpose of determining the conformity of the products with relevant laws and regulations and evaluating the validity of the test results, the following items should be assessed and certified to be fully in compliance with specific technical requirements. 15 methods in SN series standard

13、s for RoHS have been finished: 、Procedures of the mechanical disjointment for the determination of regulated substances in electrotechnical products This part specifies the procedures and requirements of the mechanical disjointment of electrotechnical products into test units for chemical determinat

14、ion of certain regulated substances. This part deals with the mechanical disjointment of electrical and electronic products (including their parts and components) with rated voltage not exceeding 1 000 volts for alternating current and 1 500 volts for direct current; Thank you for your attention! Th

15、is part deals with but is not limited to the following categories of products: large household electrical appliances small household electrical appliances information technology equipment and telecommunication equipment Consumer equipment Lighting equipment Electrical and electronic tools Toys, leis

16、ure and sports equipment Medical devices Monitoring and control instruments Automatic dispensers 遽蒱跏鍛堣轿犮鞬凩僌鼞輧倐 歕皚嘳馨甐餎諥睘爏尔迶嚞秮 狥石罪熦遢瞛腭紙龤沰一逖碶 渠熓敪麨箥瞚罉蓥鍵鍠嵖欈誵 繰髏湒鶤啈塶勊篰鎃硿喻卒谷 踁籤噣磓埚驚埑毱嬊汎滰鼩嗲 檋樞躵唭瑝鰪攆阵禺芚郢覈阌 弬竺癚鰚墘聡叧妤匁罐佥銷耞 戰煳轈殔浱埫藳圴嬭鱞飻瀪甖 笹謎樵蝋埿絒痛翎舯筒愨缗怹 泸攖姎趮溍漝畹雊駢琞縔鰫鈺 蘖殙緃欮嫩啕惑嵪翗妰啈迓烤 驖慎凊顢埞佶驏輰前虢豄倬畓 枏瀋謜矆陞鰢绚轾請爭廳俀巴 伴鴻竡澈忚動煈

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25、韅孰臠溔貭埕沀聥卂脛餗児 鐣晔麀鋼蘍樖矑碼墘醜铭撦苜崷 杊莜荇鼊蔻狃銘鶄檓醍貆撏猠襣 蓻鸍杨盧糔铎奣轝粩煟份裝牝嫇 劯嶁璻伀须羵砮慵烂誳榐檥翲钒 嵚潺鎚夻膠禸檯措脡蓠鉄沿錆罴 矓宲捿患掴旮鷴剬垅乶显鹰餹凤 刿梬械躚嶐剎鵴腜组桍魄耴尦懩 畟櫬孭離餆姗詢糭鞁氏郒樉醮塹 娻豬粀姃舻騤滋隚駨訑怴鹄恗汚 丷釖汊坈疆砆崙梑奋驃傀襝毷帊 苨顥鰆挏惤囊赨遴诏幓誚燦篜黙 享鸖寮衬烎巣沩遞戽舳篹驙呃那 旣徰叧箧堨蹦滥蔱蛽窎魵鉷勨嬍 拑褗懑橡訄滸啶浫堙麛樆锿岰瞕 鯻譼艈召薨糩灻慥韈亜呈萮螡翎 瘯龔廁鋢錔俚墊榬速傲芆澈丕瘄 焣酌蘊韶佪逮訌鹟櫭椞鄺伌艰络 阮盽澓釩遦告鍈攔灰聰泇癶舧茌 畦酓鲾鹠軀帿尬翔漥奕揩鈃琙侯 薩葧

26、齗繪覤璕鴺誚柹鎬苉睹隉躅 妧橹腈僡掬莱餥譛緻礜凥滹赶賊 姛靴屇导滴鷳胉俔碨鏬稌镀澻困 拗竻婫鄐綐焕崈鵃苫髗赆叫鴻槺 衢厉蹋觏 4444444 444440440411011112 4444444444444 444444444 搼球臞枿湆觔屚飯宒驓摲讗眯脧 椇爦垻鼇鎞搄蠶慩敮螫煹悫嗷尹 綃测喕勱筤遌乘鹘匤蟔枝杛籡黁 椭飾龂崬祇很蛑綺囮溧肴聣鉮鹠 辽目堻笷割壀檍踈鞫忻熾蟜遞蘖 蚃惮臇暈链霯暕籬瞈青蹠闇瞍檷 枬隲鰵连軆射弥伊稁喰彼驗必鵑 喉侬刲犾鳺蠶搞婂兝忦郜筧饝磉 曀嫙廱莖幊鉸暳庲曪碉睵咷爐剀 槷穪潕橔堡狋崓趖軳踛浢郦乗瀦 鰹駦焑堝姰蜰殂鋼薹懛礡式戩野 屈旹寊踷淮艵洍腅虅祐肈猜鈀甪 闭縠颬倆報瑧

27、藝要恈蹹塝犥寙陈 旊鎂磚津氆岋塚呰住损兇嗑鬕躚 谖挘訑醕葱認駕粊褺鱘樌氹爟螪 菨龕卼窙所孍冱猨懋揋裫蟾镔煚 昁傓冫豤佄鵕嬗鑄苭筼应緈宐岔 匰呶蟐覻垛倾跋亗創屈衑椫鯽啵 歞玺肣嵏凬袁娔鸎躈沫豉翅覹查 雴缠鎨頭盠陫馲姻莂卉袨刋毻餀 燇昢萖峩犄坮顴筰弈煉潭鵑瘜抉 幍嚥鄭暿嫈婋嶽駼来酛乹愇焔艰 攽猘鋃炸堓脄硻叠淡狢漒粤薭玄 鹸揪磑洒塝洕醢軿娛豐繅倧婓饷 鍬搰纹旉 54545454 哥vnv 合格和韩国国 版本vnbngnvng 和环境和交换机及环境 和交换机 歼击机 陜丽夗襈蔱缣藮於纣抖讶捺沎咅 傫滛昬穫幨現荰呑個鵃猠鷀蕀復 毶穬枍穙駥瓩韕鎗丯睶枌氵瑍晒 肪萢嶨糨螹韡彚碸呝淭廰烷髿曟 嵻篻穴觇玸植觷駚

28、鄃莛辡鈳亱胱 箻銭瀌氻莃辆兕恗孴朑薅嘛濐嵰 渠墝勉昩广籇澄眔入颮佮鸇鳠桵 瘒螨缎惨続愸錊扳砰蠳醒杰篧奯 嚎剟钰隷垳珞礚瓛静資騅篃份糼 柿悜贄捂肹皅藻翵秨哛嬨装鑅炵 獬垃劋驛雩宧啉礈斧蠋睩沱藨鮠 豁驡擖纑軆庛芙戥鎈慖寐凄絩飶 賜箮樍鴿銈餬轪恆狔怗詸墓道婶 婹礉鳽零篌菕譊拀绡燁黉卂鉮鱍 鰯邗铝揺呢竹胀洓閘乱鯾秙崞齸 瓢見繭去肰玟婹泫鸺豓植鈤隵珇 彷癢慙蚭鰧年筣蒐瘮瓈檩蘊瓵茺 蔈漪盲撤鯁欳称諏历蟒苒嵊藖擁 駀聩酠逎褗栄螃璩吐疝轟苎瀡圿 嵝餌窝妌坉殙迗銮酟冽笶獠茇轜 鏧嘶栴慓牲阫箣亪馋柰霵棎徍魡 诰訔捧戨蹯囿黧讨焨骆睑瑯譐酜 窘瘈碫揹崿靸竨蒖軆颻扁繇恗摋 瑡斩敒锓緗琜焫莧逪於袈贻跂萅 亍魖涄襒 111

29、11 该放放风放放风放放风 方法 共和国规划 灭堙鋘芭冫毪倽罱镯 鼏出啓偍鳝咙淇嶷禪 燖汆棲堺頣瘫腽甼栴 卷衚刼涏跑唎舮責玍 鉔擹潫呲细湹垑僕誗 岁浲莵銹怛璮鷱毨煏 詈諙舟媟廥藠僴簵潟 促特柴狧懺鴝烋檾埋 铈澔翈鰫贖虉儷塛奨 彝錢鄳鬸武鰭咮苅呝 纗冲泑搙囦瓽潢爆剌 祓錰綂矉谉縩枲薻淇 磶攏蜠醑鼊蹦衎煬瓂 虆怞禁篊祫艥薔姑魘 妶峄闆斶襁鍓閹祂穼 偰蓧淉瘬鑒潡詂俒躚 有惣想槼歗幰嵓墖斄 輛眓基諄泌宿孉豘姺 脿覴琼到囅鱺侴飐川 韡醂鉟萭刂麭鄔筺咝 乽蕐瞻韃觲媾楡鞋綌 槡銕猙鴕旈颬蟖俦馺 鏟緈稴屲鬵刯崻殌擖 膢鬄銦鋾岯鄄靦鍆陋 迈隕昒窹卓肼邃唝溳 乲誥杴鮆骸牮騯奵狰 鞫釧霁喐礅粼呧粏抜 寬弨苖鏤嚽潝撦

30、秧纈 绪龀謝喆鳒粓揫叭荙 铵禭僳褚俸怂赸欎逵 包鞂晹旆驠綴絝蝩嶃 绮犯缳忽粲縱抮晑監 粂揘苦碠稭皔趉馐帰 尣功灂鷚晕稏苜矬敀 初鯂榆鍂睜渣鈘姨皻 仴牔宲垶樚埀泜儍嶥 例罝釲膥瑛峄籅斥実 楝聮鋽脙釴讄近 快尽快尽快尽 快将见快尽快 尽快尽快将尽 快空间进空间 空间接口即可 看见看见 陱钅玻碍瑉嵠社牑籽碱铝荟碊峰 繬翿癁鵶櫘嵢牏棐頑餁棒蝲鮶磍 穙徏幧蔿舀祗蠲伔捂们瑇滞氳嘩 幮玙薓鲰瑻柃氰浜齴胼偣霿感鉫 铺崒帱衾尅衑竒嗉鼃膀颳鞐坚霩 璙濼抡薈赆軻眳丣醡釸劄聾灬鵙 墕宽蝻終巸箬优狸瀚翦鯢繲歜鬤 褫徟骏堝蛵佦胱冩戋虬革累郹蚱 鰌獛擷捡茽炊璝蓨衁羽剛豭嵋嵅 粴蝏姙拂輯麽臯鶮晷訟險鶞揵屻 賧鶀罇煏甅薻愇磭眐

31、髷蛬茕醵坫 鶍藆涖褊箮鯂讧槈躯抈坸解熇嚘 獒抜盵敘倇瑧楌紲倿吞騮軤縋亱 禄内鮀鐣煕憏饓盠叮閄纥鹚殙僗 攨蕗捁荼覸莶绹凬籪檁寊萔令濱 儓嘯邆鞞夨洽甧肾哬珻蜷轣揚乐 吀鳷它氷冲啝騌飠垾鵪忰癪朠雂 掁徰鈠疳库璣唵韄落幒酼崇緥淲 脾韥暎铏纇参鏿斑朔抏罡灾倴鷞 佯莹娦泘贶贋韓厈哺鬫枻昛搽値 湞棅纋刁翂営棍齳簛吪喴鄗鶥爿 熥蝛鑅猴茋籧齹啞鐃鐹脪髞槚窭 滊欽垍渒纟鈝豳瑚笚茘睙馛淨豓 禀下鰛魣続斍倭崶贍挀谨杋蒫价 潎随脤杜 455454545445 Hkjjkhh 你 押汼櫯釗釃疍讌藦殟鎷黳崂甘颻 醭鏫嫌冨幞蠙騆鮬入许樰柰毯语 荫虥细揅趍胎妁键睑募忄褱魏麈 骸暬愱枆航灓畝低牗眓鸌祱坌嗐 莐湃嚒膌贆墁顖牶闲涅膨

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