方法驗(yàn)證報(bào)告模板(具體)

方法驗(yàn)證報(bào)告方法名稱：一氮雜菲萃取分光光度法方法標(biāo)準(zhǔn)號(hào)：GB/T5750.4—200610.2測(cè)試項(xiàng)目：陰離子合成洗滌劑報(bào)告編制人：李**日期：20**年**月**日1實(shí)驗(yàn)室基本情況表1參加確認(rèn)人員登記表姓名職稱所學(xué)專業(yè)參加工作年份日常承擔(dān)分析項(xiàng)目表2儀器使用情況登記表儀器名稱規(guī)格型號(hào)設(shè)備編號(hào)儀器性能是否檢定校準(zhǔn)備注2檢測(cè)原理3.13.2儀器3.13.2試劑分析步驟計(jì)算mp = (DBS') V弋中.p__****************驗(yàn)證項(xiàng)目及結(jié)果7.1測(cè)定范圍適用范圍：本標(biāo)準(zhǔn)規(guī)定了用二氮雜菲萃取分光光度法測(cè)定生活飲用水及其水源水中的陰離子合成洗滌劑。本法適用于生活飲用水及其水源水中陰離子合成洗滌劑的測(cè)定。7.2檢出限、測(cè)定下限以扣除空白值后的吸光度與0.01相對(duì)應(yīng)的濃度值為檢出限；測(cè)定下限為3倍的檢出限。用30mm比色皿做出的DBS標(biāo)準(zhǔn)曲線信息編號(hào)濃度Abs00.00.00012.50.00925.00.025310.00.061420.00.112530.00.160640.00.219750.00.273標(biāo)準(zhǔn)曲線方程y=182.6x+0.1090線性相關(guān)系數(shù)R=0.9994萃取液的檢出限為(182.6*0.01+0.1090)=1.9“g檢出限0.019mg/L（當(dāng)取100mL水樣測(cè)定時(shí)）測(cè)定下限0.063mg/L（當(dāng)取100mL水樣測(cè)定時(shí)，0.019*3）7.3方法精密度取樣品測(cè)其中的DBS濃度，計(jì)算相對(duì)標(biāo)準(zhǔn)偏差:編號(hào)自來水（mg/L）河水(mg/L)廢水(mg/L)0<0.0190.24570.45752<0.0190.24390.45933<0.0190.24210.46844<0.0190.24570.45755<0.0190.24750.4557

6<0.0190.24570.46307<0.0190.24940.4666平均值mg/L<0.0190.24570.4611標(biāo)準(zhǔn)偏差mg/L-0.00240.0050相對(duì)標(biāo)準(zhǔn)偏差％-1.01.17.4加標(biāo)回收率取樣品，加標(biāo)后測(cè)其中的DBS濃度，計(jì)算加標(biāo)回收率:樣品名稱DBS濃度mgL水樣體積ml標(biāo)液濃度mg/L標(biāo)液體積ml加標(biāo)里g測(cè)得量g實(shí)測(cè)加標(biāo)里Mg加標(biāo)回收率％白來水<0.018100102.002019.82519.82599.1320.55520.555102.7820.73820.738103.6920.55520.555102.7820.19020.190100.9519.64319.64398.2220.00820.008100.04河水0.2457100102.002044.10519.53597.6844.47019.90099.5013.8620.260101.3344.47019.90099.5045.20120.631103.1644.83620.266101.3345.01820.448102.24廢水0.461150101.501538.44615.391102.6138.62915.574103.8337.89814.84398.9538.08115.026100.1738.26415.209101.3938.44615.391102.6137.71614.66197.747.5人員比對(duì)由2個(gè)人測(cè)定DBS的濃度，計(jì)算是否具有顯著性差別

實(shí)驗(yàn)人李李*李李*李李*編號(hào)自來水mg/L河水mg/L廢水mg/L1<0.019<0.0190.24570.25230.45750.4702<0.019<0.0190.24390.25420.45930.46913<0.019<0.0190.24210.25600.46840.47464<0.019<0.0190.24570.25420.45750.47835<0.019<0.0190.24750.24860.45570.47656<0.019<0.0190.24570.250%0.46300.46727<0.019<0.0190.24940.24490.46660.4635平均值Xmg/L<0.019<0.0190.24570.25150.46110.4715樣本數(shù)n--7777樣本方差，S2--5.52x10-61.47x10-52.42x10-52.82x10-5F檢驗(yàn)自由度/F--6666統(tǒng)計(jì)量F-2.671.16F0.05(兀,/2)3.87是否有相同精密度-有相同精密度有相同精密度t檢驗(yàn)自由度厶-1212統(tǒng)計(jì)量t--0.487-0.543t0-05(ft)2.179是否有顯著性差異-無顯著性差異無顯著性差異F檢驗(yàn)樣本數(shù)n平均值L=丄&人TOC\o"1-5"\h\zn1 1樣本差方差S2=一1一烏J（叫町2Cn1） 1=1iF檢驗(yàn)自由度fF=n1統(tǒng)計(jì)量F=S2max給定a=0.05查F表得F°.05（M2）S2min 12若FvF0.05（fM2），所以這兩組數(shù)有相同精密度，可以進(jìn)行t檢驗(yàn)，否則具有顯著性差異。0.ID.05fl.Ol0.001.Q.L0.025B.QICL(1010.05O.Mia.l0.05(1.臨aoi0-(1010.050.㈣a01o.i

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珂3627S914.6227.67r：.;.■>а. 98б. 099.Q714-984,88&R.j10.4628L168.2619466.9915.022.6250礙6.181E.402.SL2D206LJQ.704L]+蠱955.209.62t檢驗(yàn)法用t檢驗(yàn)法檢驗(yàn)兩組數(shù)無顯著性差異，即t檢驗(yàn)自由度厶=9+込一2統(tǒng)計(jì)量t= 耳一2 一卜In2（ni+n2-2）J（ni-1）S12+（n2-1）S22 J+n?給定a=0.05查t表得t005（/）若|t|<^麗廳）則兩個(gè)人所測(cè)結(jié)果無顯著性差異，否則具有顯著性差異。F檢驗(yàn)臨界值表自由度牡著性水平3自由Jt顯苦性水平y(tǒng))(dn?.EDMS0.01(df)0.1?O.?5a.eiH-TJ??]t631412,70463.6573011.650].96S2.55222血O4.303y.925301t.650L96S2?5y2*2.55511S2、黑］JIBLfiifl1.痂259242.132m4.604304t.650L%82.5922.0152.57]30S1.6S0L96S2.552ft】.網(wǎng)1.44?3.70?30ftt.fiSfli.m2.5927I.S95Z.3M3.499307t.650].9隔2.552RL86O2.3G63.35530R1.6502^y291朗心"3IW3&2.5^21013122.22H3」鹽31fl1.650].9礙2.59211uy&2.20J3.106311t.650i.^6S2.59212L7K2=IMw312t.C50i.m2.5^2131.7712.16034123131.650L%82.592141.7612.1452.977314t.6501.96S2?5y215;.涇2.1317947315M5C1軸2J92u7462.12(i2.02]31?1.6501^672.591171.7402.1102.KQS3171.6501.A673?591IBL734ZWI2.87S31St.C501^672J9119:.冊(cè)2.妙2.S613191.6S0L%72.5912U1.725lOSfi2.S4S32<lt.fiifl].w?1.5Q1「11：.?212.ONO2.83J「321「t.650].^67259112L7I72.0742.K193221.650la?6725yi23i.714i.otw2.K0?323t.fiSfl].w?24:.7112.0M2.7973241.6501.9672J912S：.70?2.0602.7S732E1.650L9672.?yi1A1.7062.77^32*LWT27L7D32曲2.771327t.650].9的2.59126I.70I2.4MS2.76332St.6501.9672?syi19訂洌2.刪r756陽l.64勺1*672.591301.6972.0422.7503301.649].9矽2.591311.6962.CM102.74433Ei.64yi.fl672?591321.6942.0372.7583321.649L%72J9133\.&>22.0352.7333331碉L(fēng)死72.5918結(jié)論驗(yàn)證項(xiàng)目測(cè)定結(jié)果匯總確認(rèn)項(xiàng)目測(cè)定結(jié)果要