欢迎来到麦多课文档分享! | 帮助中心 海量文档,免费浏览,给你所需,享你所想!
麦多课文档分享
全部分类
  • 标准规范>
  • 教学课件>
  • 考试资料>
  • 办公文档>
  • 学术论文>
  • 行业资料>
  • 易语言源码>
  • ImageVerifierCode 换一换
    首页 麦多课文档分享 > 资源分类 > PDF文档下载
    分享到微信 分享到微博 分享到QQ空间

    BS EN 12014-1-1997 Foodstuffs - Determination of nitrate and or nitrite content - General considerations《食品 硝酸盐和 或亚硝酸盐含量测定 概述》.pdf

    • 资源ID:569960       资源大小:155.46KB        全文页数:10页
    • 资源格式: PDF        下载积分:10000积分
    快捷下载 游客一键下载
    账号登录下载
    微信登录下载
    二维码
    微信扫一扫登录
    下载资源需要10000积分(如需开发票,请勿充值!)
    邮箱/手机:
    温馨提示:
    如需开发票,请勿充值!快捷下载时,用户名和密码都是您填写的邮箱或者手机号,方便查询和重复下载(系统自动生成)。
    如需开发票,请勿充值!如填写123,账号就是123,密码也是123。
    支付方式: 支付宝扫码支付    微信扫码支付   
    验证码:   换一换

    加入VIP,交流精品资源
     
    账号:
    密码:
    验证码:   换一换
      忘记密码?
        
    友情提示
    2、PDF文件下载后,可能会被浏览器默认打开,此种情况可以点击浏览器菜单,保存网页到桌面,就可以正常下载了。
    3、本站不支持迅雷下载,请使用电脑自带的IE浏览器,或者360浏览器、谷歌浏览器下载即可。
    4、本站资源下载后的文档和图纸-无水印,预览文档经过压缩,下载后原文更清晰。
    5、试题试卷类文档,如果标题没有明确说明有答案则都视为没有答案,请知晓。

    BS EN 12014-1-1997 Foodstuffs - Determination of nitrate and or nitrite content - General considerations《食品 硝酸盐和 或亚硝酸盐含量测定 概述》.pdf

    1、%5,7,6+67$1$5 %6(1 ,QFRUSRUDWLQJ $PHQGPHQW1R )RRGVWXIIV HWHUPLQDWLRQRI QLWUDWHDQGRUQLWULWH FRQWHQW 3DUW*HQHUDOFRQVLGHUDWLRQV 7KH(XURSHDQ6WDQGDUG(1ZLWKWKHLQFRUSRUDWLRQRILWV DPHQGPHQW$KDVWKHVWDWXVRID%ULWLVK6WDQGDUG ,&6 %6(1 7KLV%ULWLVK6WDQGDUGKDYLQJ EHHQSUHSDUHGXQGHUWKH GLUHFWLRQRIWKH&RQVXPHU 3URGXFWV

    2、DQG6HUYLFHV 6HFWRU%RDUGZDVSXEOLVKHG XQGHUWKHDXWKRULWRIWKH 6WDQGDUGV%RDUGDQG FRPHVLQWRHIIHFWRQ $XJXVW %6, 7KHIROORZLQJ%6,UHIHUHQFHV UHODWHWRWKHZRUNRQWKLV VWDQGDUG &RPPLWWHHUHIHUHQFH$: UDIWIRUFRPPHQW& ,6%1 &RPPLWWHHVUHVSRQVLEOHIRUWKLV %ULWLVK6WDQGDUG 7KHSUHSDUDWLRQRIWKLV%ULWLVK6WDQGDUGZDVHQWUXVWHGWR7H

    3、FKQLFDO3DQHO $:)RRGDQDOVLV+RULRQWDOPHWKRGVXSRQZKLFKWKHIROORZLQJERGLHV ZHUHUHSUHVHQWHG $VVRFLDWLRQRI3XEOLF$QDOVWV )RRGDQGULQN)HGHUDWLRQ ,QVWLWXWHRI)RRG6FLHQFHDQG7HFKQRORJ /DERUDWRURIWKH*RYHUQPHQW&KHPLVW/WG 0LQLVWURI$JULFXOWXUH)LVKHULHVDQG)RRG 5RDO6RFLHWRI&KHPLVWU $PHQGPHQWVLVVXHGVLQFHSXEOLFDWLRQ $PG1

    4、R DWH &RPPHQWV -DQXDU &KDQJHVLQGLFDWHGEDVLGHOLQH%6(1 %6, L &RQWHQWV 3DJH &RPPLWWHHVUHVSRQVLEOH ,QVLGHIURQWFRYHU 1DWLRQDOIRUHZRUG LL )RUHZRUG 7HWRI(1 %6(1 LL %6, 1DWLRQDOIRUHZRUG 7KLVSDUWRI%6(1KDVEHHQSUHSDUHGE7HFKQLFDO3DQHO$:DQGLVWKH (QJOLVKODQJXDJHYHUVLRQRI(1 )RRGVWXIIVHWHUPLQDWLRQRI QLWUDWHDQGRUQLW

    5、ULWHFRQWHQW3DUW*HQHUDOFRQVLGHUDWLRQV LQFOXGLQJLWV DPHQGPHQW$SXEOLVKHGEWKH(XURSHDQ&RPPLWWHHIRU6WDQGDUGLDWLRQ &(1 &URVVUHIHUHQFHV 7KHSDUWVRI(1OLVWHGLQFODXVH DUHDOOSXEOLVKHGRUXQGHUSXEOLFDWLRQDV LGHQWLFDOSDUWVRI%6(1 $%ULWLVK6WDQGDUGGRHVQRWSXUSRUWWRLQFOXGHDOOWKHQHFHVVDUSURYLVLRQVRID FRQWUDFW8VHUVRI%ULWLV

    6、K6WDQGDUGVDUHUHVSRQVLEOHIRUWKHLUFRUUHFWDSSOLFDWLRQ &RPSOLDQFHZLWKD%ULWLVK6WDQGDUGGRHVQRWRILWVHOIFRQIHULPPXQLW IURPOHJDOREOLJDWLRQV 6XPPDURISDJHV 7KLVGRFXPHQWFRPSULVHVDIURQWFRYHUDQLQVLGHIURQWFRYHUSDJHVLDQGLL WKH(1WLWOHSDJHSDJHVWRDQLQVLGHEDFNFRYHUDQGDEDFNFRYHU 7KH%6,FRSULJKWQRWLFHGLVSODHGLQWKLVGRFXPHQ

    7、WLQGLFDWHVZKHQWKH GRFXPHQWZDVODVWLVVXHG (8523($167$1$5 1250(8523e(11( (8523b,6&+(1250 (1 $SULO $ -XO ,&6 HVFULSWRUVIRRGSURGXFWVFKHPLFDODQDOVLVGHWHUPLQDWLRQRIFRQWHQWQLWUDWHVQLWULWHV (QJOLVKYHUVLRQ )RRGVWXIIVHWHUPLQDWLRQRIQLWUDWHDQGRUQLWULWH FRQWHQW3DUW*HQHUDOFRQVLGHUDWLRQV LQFOXGHVDPHQGPHQW$ 3URGXLWV

    8、DOLPHQWDLUHVpWHUPLQDWLRQGHODWHQHXU HQQLWUDWHVHWRXHQQLWULWHV 3DUWLH&RQVLGpUDWLRQVJpQpUDOHV LQFOXWO“DPHQGHPHQW$ /HEHQVPLWWHO%HVWLPPXQJGHV 1LWUDWXQGRGHU1LWULWJHKDOWHV 7HLO$OOJHPHLQHV HQWKlOWbQGHUXQJ$ 7KLV(XURSHDQ6WDQGDUGZDVDSSURYHGE&(1RQDPHQGPHQW$ ZDVDSSURYHGE&(1RQ&(1PHPEHUVDUHERXQGWRFRPSOZLWK WKH&(1&(

    9、1(/(&,QWHUQDO5HJXODWLRQVZKLFKVWLSXODWHWKHFRQGLWLRQVIRU JLYLQJWKLV(XURSHDQ6WDQGDUGWKHVWDWXVRIDQDWLRQDOVWDQGDUGZLWKRXWDQ DOWHUDWLRQ 8SWRGDWH OLVWV DQG ELEOLRJUDSKLFDO UHIHUHQFHV FRQFHUQLQJ VXFK QDWLRQDO VWDQGDUGVPDEHREWDLQHGRQDSSOLFDWLRQWRWKH&HQWUDO6HFUHWDULDWRUWRDQ &(1PHPEHU 7KLV(XURSHDQ6WDQGDUGHLVWV

    10、LQWKUHHRIILFLDOYHUVLRQV(QJOLVK)UHQFK *HUPDQ$YHUVLRQLQDQRWKHUODQJXDJHPDGHEWUDQVODWLRQXQGHUWKH UHVSRQVLELOLWRID&(1PHPEHULQWRLWVRZQODQJXDJHDQGQRWLILHGWRWKH &HQWUDO6HFUHWDULDWKDVWKHVDPHVWDWXVDVWKHRIILFLDOYHUVLRQV &(1 PHPEHUV DUH WKH QDWLRQDO VWDQGDUGV ERGLHV RI $XVWULD %HOJLXP HQPDUN )LQODQG )UDQFH *HUP

    11、DQ *UHHFH ,FHODQG ,UHODQG ,WDO /XHPERXUJ1HWKHUODQGV1RUZD3RUWXJDO6SDLQ6ZHGHQ6ZLWHUODQGDQG 8QLWHG.LQJGRP &(1 (XURSHDQ&RPPLWWHHIRU6WDQGDUGLDWLRQ &RPLWp(XURSpHQGH1RUPDOLVDWLRQ (XURSlLVFKHV.RPLWHHIU1RUPXQJ &HQWUDO6HFUHWDULDWUXHGH6WDVVDUW%UXVVHOV &(1$OOULJKWVRIHSORLWDWLRQLQDQIRUPDQGEDQPHDQVUHVHUYHGZRUOGZL

    12、GHIRU&(1QDWLRQDO PHPEHUV 5HI1R(1$(1 %6, )RUHZRUG 7KLV(XURSHDQ6WDQGDUGKDVEHHQSUHSDUHGE &(17&)RRGDQDOVLV+RULRQWDOPHWKRGV WKHVHFUHWDULDWRIZKLFKLVKHOGE,1 7KLVVHULHV )RRGVWXIIVHWHUPLQDWLRQRIQLWUDWH DQG RUQLWULWHFRQWHQW FRQVLVWVRIWKHIROORZLQJSDUWV 3DUW*HQHUDOFRQVLGHUDWLRQV 3DUW+3/& ,&PHWKRGIRUWKHGHWHUPLQD

    13、WLRQ RIQLWUDWHFRQWHQWRIYHJHWDEOHVDQGYHJHWDEOH SURGXFWV 3DUW6SHFWURPHWULFGHWHUPLQDWLRQRIQLWUDWH DQGQLWULWHFRQWHQWRIPHDWSURGXFWVDIWHU HQPDWLFUHGXFWLRQRIQLWUDWHWRQLWULWH 3DUW,&PHWKRGIRUWKHGHWHUPLQDWLRQRI QLWUDWHDQGQLWULWHFRQWHQWRIPHDWSURGXFWV 3DUW(QPDWLFGHWHUPLQDWLRQRIQLWUDWH FRQWHQWRIYHJHWDEOHFRQWDLQL

    14、QJIRRGIRUEDELHV DQGLQIDQWV 3DUW&RQWLQXRXVIORZPHWKRGIRUWKH GHWHUPLQDWLRQRIQLWUDWHFRQWHQWRIYHJHWDEOHVDQG YHJHWDEOHSURGXFWVDIWHUFDGPLXPUHGXFWLRQ 7KLV(XURSHDQ6WDQGDUGVKDOOEHJLYHQWKHVWDWXVRI DQDWLRQDOVWDQGDUGHLWKHUESXEOLFDWLRQRIDQ LGHQWLFDOWHWRUEHQGRUVHPHQWDWWKHODWHVWE 2FWREHUDQGFRQIOLFWLQJQDWLRQDOVWDQGD

    15、UGV VKDOOEHZLWKGUDZQDWWKHODWHVWE2FWREHU $FFRUGLQJWRWKH&(1&(1(/(&,QWHUQDO 5HJXODWLRQVWKHQDWLRQDOVWDQGDUGVRUJDQLDWLRQV RIWKHIROORZLQJFRXQWULHVDUHERXQGWRLPSOHPHQW WKLV(XURSHDQ6WDQGDUG$XVWULD%HOJLXP HQPDUN)LQODQG)UDQFH*HUPDQ*UHHFH ,FHODQG,UHODQG,WDO/XHPERXUJ1HWKHUODQGV 1RUZD3RUWXJDO6SDLQ6ZHGHQ6ZLWHUODQG

    16、DQG WKH8QLWHG.LQJGRP )RUHZRUGWRDPHQGPHQW$ 7KLVDPHQGPHQW(1$WR (1KDVEHHQSUHSDUHGE7HFKQLFDO &RPPLWWHH&(17&)RRGDQDOVLV +RULRQWDOPHWKRGVWKHVHFUHWDULDWRIZKLFKLVKHOG E,1 7KLVDPHQGPHQWWRWKH(XURSHDQ6WDQGDUG (1VKDOOEHJLYHQWKHVWDWXVRID QDWLRQDOVWDQGDUGHLWKHUESXEOLFDWLRQRIDQ LGHQWLFDOWHWRUEHQGRUVHPHQWDWWKHODWHV

    17、WE )HEUXDUDQGFRQIOLFWLQJQDWLRQDOVWDQGDUGV VKDOOEHZLWKGUDZQDWWKHODWHVWE)HEUXDU $FFRUGLQJWRWKH&(1&(1(/(&,QWHUQDO 5HJXODWLRQVWKHQDWLRQDOVWDQGDUGVRUJDQLDWLRQV RIWKHIROORZLQJFRXQWULHVDUHERXQGWRLPSOHPHQW WKLV(XURSHDQ6WDQGDUG$XVWULD%HOJLXP&HFK 5HSXEOLFHQPDUN)LQODQG)UDQFH*HUPDQ *UHHFH,FHODQG,UHODQG,WDO/XHPE

    18、RXUJ 1HWKHUODQGV1RUZD3RUWXJDO6SDLQ6ZHGHQ 6ZLWHUODQGDQGWKH8QLWHG.LQJGRP &RQWHQWV 3DJH )RUHZRUG ,QWURGXFWLRQ 6FRSH 1RUPDWLYHUHIHUHQFHV 3ULQFLSOHVDQGVFRSHVRIWKH RWKHUSDUWVRI(1 7HVWUHSRUW (1 %6, ,QWURGXFWLRQ XHWRHLVWLQJDQGSRVVLEOHIXWXUHOHJLVODWLRQIRU QLWUDWHDQGRUQLWULWHFRQWHQWRIIRRGVWXIIVDQG HVSHFLDOOWR

    19、DYRLGWUDGHEDUULHUVWKHUHLVDQHHGIRU (XURSHDQ6WDQGDUGVIRUWKHGHWHUPLQDWLRQRI QLWUDWHDQGRUQLWULWHLQWKHIROORZLQJIRRGVWXIIV YHJHWDEOHVDQGYHJHWDEOHSURGXFWV PHDWSURGXFWV IRRGIRUEDELHVDQGLQIDQWV PLONDQGPLONSURGXFWV ,WZDVGHFLGHGWRQRWFRQVLGHUDQPHWKRGLQYROYLQJ WKHXVHRIRSHQVRXUFHVRIVSRQJFDGPLXPRQWKH JURXQGVRILWVS

    20、RWHQWLDOWKUHDWWRWKHHQYLURQPHQW $VDUHVXOWWKHRQOPHWKRGVDYDLODEOHIRULQFOXVLRQ LQWKLVVWDQGDUGZHUHYHUWLFDOPHWKRGVIRUWKH SDUWLFXODUVXEVWUDWHVRILQWHUHVW 6FRSH 7KLV(XURSHDQ6WDQGDUGSURYLGHVDVXPPDURI HDFKVFRSHDQGSULQFLSOHDQGGHVFULEHVJHQHUDO FRQVLGHUDWLRQVIRUWKHDSSOLFDELOLWRIWKHIROORZLQJ SDUWVRI(1 1RUPDWLYHUHI

    21、HUHQFHV 7KLV(XURSHDQ6WDQGDUGLQFRUSRUDWHVEGDWHGRU XQGDWHGUHIHUHQFHSURYLVLRQVIURPRWKHU SXEOLFDWLRQV7KHVHQRUPDWLYHUHIHUHQFHVDUHFLWHG DWWKHDSSURSULDWHSODFHVLQWKHWHWDQGWKH SXEOLFDWLRQVDUHOLVWHGKHUHDIWHU)RUGDWHG UHIHUHQFHVVXEVHTXHQWDPHQGPHQWVWRRUUHYLVLRQV RIDQRIWKHVHSXEOLFDWLRQVDSSOWRWKLV(XURSHDQ 6WDQGDUG

    22、RQOZKHQLQFRUSRUDWHGLQLWE DPHQGPHQWRUUHYLVLRQ)RUXQGDWHGUHIHUHQFHVWKH ODWHVWHGLWLRQRIWKHSXEOLFDWLRQUHIHUUHGWRDSSOLHV (1 )RRGVWXIIVHWHUPLQDWLRQRIQLWUDWH DQG RUQLWULWHFRQWHQW3DUW+3/& ,&PHWKRGIRU WKHGHWHUPLQDWLRQRIQLWUDWHFRQWHQWRIYHJHWDEOHV DQGYHJHWDEOHSURGXFWV (19 )RRGVWXIIVHWHUPLQDWLRQRI QLWUDWHDQG RUQ

    23、LWULWHFRQWHQW 3DUW 6SHFWURPHWULFGHWHUPLQDWLRQRIQLWUDWHDQG QLWULWHFRQWHQWRIPHDWSURGXFWVDIWHUHQPDWLF UHGXFWLRQRIQLWUDWHWRQLWULWH (19 )RRGVWXIIVHWHUPLQDWLRQRI QLWUDWHDQG RUQLWULWHFRQWHQW3DUW,RQHFKDQJH FKURPDWRJUDSKLF,&PHWKRGIRUWKHGHWHUPLQDWLRQ RIQLWUDWHDQGQLWULWHFRQWHQWRIPHDWSURGXFWV (1 )RRGVWXIIVHWHUP

    24、LQDWLRQRIQLWUDWH DQG RUQLWULWHFRQWHQW3DUW(QPDWLF GHWHUPLQDWLRQRIQLWUDWHFRQWHQWRI YHJHWDEOHFRQWDLQLQJIRRGIRUEDELHVDQGLQIDQWV (1 )RRGVWXIIVHWHUPLQDWLRQRIQLWUDWH DQG RUQLWULWHFRQWHQW3DUW&RQWLQXRXVIORZ PHWKRGIRUWKHGHWHUPLQDWLRQRIQLWUDWHFRQWHQWRI YHJHWDEOHVDQGYHJHWDEOHSURGXFWVDIWHUFDGPLXP UHGXFWLRQ 3ULQF

    25、LSOHVDQGVFRSHVRIWKHRWKHU SDUWVRI(1 (1 )RRGVWXIIVHWHUPLQDWLRQRI QLWUDWHDQGRUQLWULWHFRQWHQW 3DUW+3/&,&PHWKRGIRUWKHGHWHUPLQDWLRQ RIQLWUDWHFRQWHQWRIYHJHWDEOHVDQGYHJHWDEOH SURGXFWV (WUDFWLRQRIQLWUDWHIURPWKHIRRGZLWKKRWZDWHU DQGUHPRYDORILQWHUIHULQJVXEVWDQFHVE FODULILFDWLRQZLWK&DUUHUHDJHQWVRUESXULILFDWLRQ Z

    26、LWKVROLGSKDVHHWUDFWLRQFROXPQVHWHUPLQDWLRQ EUHYHUVHGSKDVHKLJKSHUIRUPDQFHOLTXLG FKURPDWRJUDSK+3/&ZLWKXOWUDYLROHW89 GHWHFWLRQRULRQHFKDQJHKLJKSHUIRUPDQFHOLTXLG FKURPDWRJUDSK,&ZLWKFRQGXFWLYLWGHWHFWLRQ 7KLVPHWKRGLVDSSOLFDEOHWRWKHDQDOVLVRI YHJHWDEOHVDQGYHJHWDEOHSURGXFWVDQGKDVEHHQ YDOLGDWHGIRUQLWUDWHFRQWHQW

    27、VLQWKHUDQJH RIPJNJWRPJNJ 7KLVPHWKRGKDVEHHQVXFFHVVIXOOWHVWHGLQDQ LQWHUODERUDWRUWHVWRQVSLQDFKEHHWURRWMXLFHD VSLQDFKSURGXFWDQGDFDUURWSURGXFWIRUEDELHVDQG LQIDQWV (19 )RRGVWXIIVHWHUPLQDWLRQRI QLWUDWHDQGRUQLWULWHFRQWHQW 3DUW6SHFWURPHWULFGHWHUPLQDWLRQRIQLWUDWH DQGQLWULWHFRQWHQWRIPHDWSURGXFWVDIWHU HQPDWLFUH

    28、GXFWLRQRIQLWUDWHWRQLWULWH 1LWULWHLQDQDTXHRXVHWUDFWRIWKHDQDOWLFDO VDPSOHLVWUHDWHGZLWKVXOIDQLODPLGHDQG 1QDSKWKOHWKOHQHGLDPLQHGLKGURFKORULGH $UHGFRPSRXQGLVSURGXFHGZKLFKLVPHDVXUHG VSHFWURPHWULFDOODWDZDYHOHQJWKRIQP 1LWUDWHLQDQDTXHRXVHWUDFWRIWKHDQDOWLFDO VDPSOHLVFRQYHUWHGLQWRQLWULWHEQLWUDWH UHGXFWDVH7UHDW

    29、PHQWRIWKLVQLWULWHWRJHWKHUZLWK WKHQLWULWHZKLFKLVDOUHDGLQWKHDQDOWLFDO VDPSOHZLWKVXOIDQLODPLGHDQG 1QDSKWKOHWKOHQHGLDPLQHGLKGURFKORULGH 3KRWRPHWULFPHDVXUHPHQWRIWKHFRORXULQWHQVLWRI WKLVUHGFRPSRXQGDWDZDYHOHQJWKRIQP7KH QLWUDWHFRQWHQWLVFDOFXODWHGIURPWKHGLIIHUHQFH EHWZHHQWKHVSHFWURPHWULFPHDVXUHPHQWV 7KLVPHWK

    30、RGLVDSSOLFDEOHWRWKHDQDOVLVRIPHDW SURGXFWVDQGKDVEHHQYDOLGDWHGIRUWRWDOQLWUDWH DQGQLWULWHFRQWHQWVRIPJNJDVQLWULWHLRQ 127(SHULHQFHKDVVKRZQWKDWWKHPHWKRGLVDOVRDSSOLFDEOH IRUWRWDOQLWULWHDQGQLWUDWHFRQWHQWRIPJNJXSWRPJNJDV QLWULWHLRQ(1 %6, 7KLVPHWKRGKDVEHHQVXFFHVVIXOOWHVWHGLQDQ LQWHUODERUDWRUWHVWRQVDXVDJH (19

    31、)RRGVWXIIVHWHUPLQDWLRQRI QLWUDWHDQGRUQLWULWHFRQWHQW3DUW,RQ HFKDQJHFKURPDWRJUDSKLF,&PHWKRGIRUWKH GHWHUPLQDWLRQRIQLWUDWHDQGQLWULWHFRQWHQWRI PHDWSURGXFWV 1LWUDWHDQGQLWULWHDUHHWUDFWHGIURPWKHWHVW VDPSOHZLWKKRWZDWHU7KHDTXHRXVVROXWLRQLV WUHDWHGZLWKDFHWRQLWULOHWRUHPRYHDQLQWHUIHULQJ VXEVWDQFH7KHQLWUDWHDQGQLW

    32、ULWHFRQWHQWVRIWKH VROXWLRQDUHWKHQGHWHUPLQHGELRQHFKDQJH FKURPDWRJUDSK,&DQGXOWUDYLROHW89GHWHFWLRQ DWDZDYHOHQJWKRIQP 7KLVPHWKRGLVDSSOLFDEOHWRWKHGHWHUPLQDWLRQRI QLWUDWHDQGQLWULWHFRQWHQWVRIPHDWSURGXFWVKDYLQJ DQLWUDWHFRQWHQWRIPJNJWRPJNJDVQLWUDWH LRQVDQGDQLWULWHFRQWHQWRIDSSURLPDWHOPJNJ DVQLWULWHLRQ 127(9DO

    33、LGDWLRQGDWDREWDLQHGIURPLQWHUODERUDWRUVWXGLHV VKRZWKDWWKLVPHWKRGPDDOVREHDSSOLHGWRWKHGHWHUPLQDWLRQ RIQLWUDWHLQYHJHWDEOHVDQGEDEIRRG)XUWKHUPRUHWKHPHWKRG PDEHDSSOLHGIRUWKHGHWHUPLQDWLRQRIQLWULWHLQPHDWSURGXFWV KDYLQJDQLWULWHFRQWHQWRIJUHDWHUWKDQPJNJ 7KLVPHWKRGKDVEHHQVXFFHVVIXOOWHVWHGLQDQ LQWHUODERUDWRUWHVWR

    34、QFRUQHGEHHI (1 )RRGVWXIIVHWHUPLQDWLRQRI QLWUDWHDQGRUQLWULWHFRQWHQW 3DUW(QPDWLFGHWHUPLQDWLRQRIQLWUDWH FRQWHQWRIYHJHWDEOHFRQWDLQLQJIRRGIRUEDELHV DQGLQIDQWV (QPDWLFGHWHUPLQDWLRQLQDQDTXHRXVVDPSOH HWUDFWEVSHFWURPHWULFPHDVXUHPHQWRIWKH DPRXQWRI1$3+XVHGXSLQWKHIROORZLQJ UHDFWLRQ ZKHUHWKHDPRXQWRI1$3+XVHGXSLVH

    35、TXLYDOHQW WRWKHTXDQWLWRIQLWUDWH 7KLVPHWKRGLVDSSOLFDEOHIRUWKHDQDOVLVRI YHJHWDEOHFRQWDLQLQJIRRGIRUEDELHVDQGLQIDQWVDQG KDYLQJDQLWUDWHFRQWHQWRIPJNJWRPJNJ 7KHPHWKRGKDVEHHQVXFFHVVIXOOWHVWHGLQDQ LQWHUODERUDWRUWHVWRQDVSLQDFKSURGXFWDQGFDUURW MXLFH )RRGVWXIIVHWHUPLQDWLRQRIQLWUDWH DQGRUQLWULWHFRQWHQWHWHUPLQDWL

    36、RQRI QLWUDWHDQGQLWULWHFRQWHQWRIPLONDQGPLON SURGXFWVLQSUHSDUDWLRQ 7KLVPHWKRGLVQRWHWVSHFLILHG (1 )RRGVWXIIVHWHUPLQDWLRQRI QLWUDWHDQGRUQLWULWHFRQWHQW 3DUW&RQWLQXRXVIORZPHWKRGIRUWKH GHWHUPLQDWLRQRIQLWUDWHFRQWHQWRIYHJHWDEOHV DQGYHJHWDEOHSURGXFWVDIWHUFDGPLXP UHGXFWLRQ 7HVWSRUWLRQVDUHHWUDFWHGZLWKZDWHUDQGIL

    37、OWHUHG 7KHILOWUDWHLVWUDQVIHUUHGWRWKHGLDOLVHURID FRQWLQXRXVIORZ&)VVWHP$QDOLTXRWSRUWLRQRI WKHQLWUDWHLRQVGLIIXVHVLQWKHGLDOVLQJXQLWZLWKD KGURSKLOLFPHPEUDQHLQWRDVOLJKWODONDOLQH EXIIHUVROXWLRQLQZKLFKWKHQLWUDWHLVUHGXFHGWR QLWULWHEPHWDOOLFFDGPLXP7KHQLWULWHLRQV UHDFWZLWKVXOIDQLODPLGHDQG 1QDSKWKOHWKOHQHGLDPLQ

    38、HWRSURGXFHD UHGGLVKSXUSOHDRGH 7KHDEVRUEDQFHRIWKLVGHLVGHWHUPLQHG VSHFWURPHWULFDOODWDZDYHOHQJWKEHWZHHQQP DQGQPSUHIHUDEODWLWVPDLPXP 7KLVPHWKRGLVDSSOLFDEOHWRWKHGHWHUPLQDWLRQ RIQLWUDWHFRQWHQWRIYHJHWDEOHVDQGYHJHWDEOH SURGXFWVKDYLQJDQLWUDWHFRQWHQWRIPJNJWR PJNJFDOFXODWHGDVQLWUDWHLRQ 127(SHULHQFHKDVVKRZQWKDWWKHPHWKRGPDDOVREH DSSOLHGWRYHJHWDEOHVDQGYHJHWDEOHSURGXFWVKDYLQJDQLWUDWH FRQWHQWRIJUHDWHUWKDQPJNJFDOFXODWHGDVQLWUDWHLRQ 7KHPHWKRGKDVEHHQVXFFHVVIXOOWHVWHGLQDQ LQWHUODERUDWRUWHVWRQEHHWURRWOHWWXFHHQGLYHDQG VSLQDFK 7HVWUHSRUW $OOWHVWUHSRUWVVKDOOFRQWDLQDWOHDVWWKHIROORZLQJ DDOOLQIRUP


    注意事项

    本文(BS EN 12014-1-1997 Foodstuffs - Determination of nitrate and or nitrite content - General considerations《食品 硝酸盐和 或亚硝酸盐含量测定 概述》.pdf)为本站会员(wealthynice100)主动上传,麦多课文档分享仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文档分享(点击联系客服),我们立即给予删除!




    关于我们 - 网站声明 - 网站地图 - 资源地图 - 友情链接 - 网站客服 - 联系我们

    copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
    备案/许可证编号:苏ICP备17064731号-1 

    收起
    展开