也不知道新的EN 71-3 标准到底进行到什么程度了,翻遍了网络,只找到了最新的Draft的目录,大家将就看看吧(能看到新版的草案中已经给出了有机锡和铬形态分析的具体方法,包括具体要测试的有机锡的种类,等等)。十分期待有人放出全文! %_Q+@9
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Foreword uB=DC'lkg
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Introduction [KQ#b
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1 Scope ~3&*>H^U
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2 Normative references q nb#~=x^
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3 Terms and definitions j/t)=c
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4 Requirements kyi"U A82
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4.1 Categories of toy materials ;Q8`5h
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4.1.1 Category I: Dry, brittle, dust-like or pliable material eZ]>;5
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4.1.2 Category II: Liquid or adhesive material -_xTs(;|8
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4.1.3 Category III: material scraped ]UkqPtG;
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4.1.4 Categories of different toy materials Ey.%:
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4.2 Specific Requirements ahdwoB
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5 Short Description 1Q=L/keP
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6 Reagents and Equipment ^?_MIS`4N
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1.6 Reagents S?zP;
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6.2 Device M?Fv'YE
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7 Sampling and Sample Preparation c
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7.1 Selection of samples for analysis ?%%vQ?
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7.2 Preparation of standards Pf;RJeD
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7.3 Sample Preparation
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7.3.1 Category I: Dry, brittle, smooth or powdery materials and Category II: Liquid or sticky materials ILiOEwHS7F
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7.3.2 Category III: material scraped
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4.7 migration procedures pV!WZUfg
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7.4.2 Category I: Dry, brittle, smooth or powdery materials and Category II: Liquid or sticky materials TTWiwPo59
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8 Analysis Method gNkBHwv
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8.1 General QF22_D<.}J
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8.2 Chromium (VI) (speciation) H
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3.8 Organotin 7&w[h4Lw
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9 Calculation of results 'TA
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9.1 Standard Elements P{: 5i%qC
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9.1.1 Calibration Curves 6*
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9.1.2 Calculation of the concentration mrr -jo
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9.1.3 Evaluation )HX(-"c
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9.2 Chromium (III) and chromium (VI) /a6i`
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9.2.1 Calibration Curves Dt iM}=:
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9.2.2 Calculation of the concentration k~,
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9.2.3 Evaluation wz BI<0]z
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3.9 Organotin "b%FkD
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9.3.1 Calibration Curves )ybF@emc
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9.3.2 Calculation of the migration of individual organotin compounds 8 VhU)fY
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9.3.3 Calculation of the migration of organotin .8T0OQ4
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9.3.4 Evaluation Qkhor-f0
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10 Test report [m%]C
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Annex A (informative) Significant technical changes between this European Standard and the previous version ?~!9\dek,
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Annex B (informative) Results of laboratory proficiency testing - migration of elements (May 2012) xV
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Annex C (normative) Requirements for Sieve
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Annex D (informative) Preparation and analysis of the sample aWJj@',_
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Annex E (informative) Preparation of standards _B&Lyg!J
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E.1 ICP-MS ?Rx(@
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E.1.1 stock solution (M1) \m
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E.1.3 Work Solutions %dFJ'[jDL
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E.2 ICP-OES UI+6\ 3
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Annex F (informative) Analysis Method O -1O@:}c
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F.2 method for speciation of chromium rPaJ<>Kz
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F.2.1 Scope rexv)!J
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F.2.2 Summary ,|:
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F.2.3 reagents u}@N
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F.2.5 Method Nk7y2[
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F.2.7 Example for LC-ICP-MS conditions <?.eU<+O`S
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