ÐÏࡱá>þÿ {}þÿÿÿzÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿì¥Á9 øR¿h?bjbjýÏýÏ2ZŸ¥Ÿ¥´ÿÿÿÿÿÿlúúúúúúúPPPP$t<1 .¼^  $_  (. ½ú. Núúë NNNúú N NvNÄúúİ VãD�;ÇBPÄÄD 01 ħ4§ÄNúúúúÙAnalysis of amino acids in medicine by micellar electrokinetic capillary with high frequency conductivity detection Xiang Xiaolan1 ÿ2 Yu Bin2 He Jinlan1* (1Department of Chemistry, Zhanjiang Normal College, Zhanjiang 524048; 2College of Sciences, Nanjing University of Technology, Nanjing 21000) Abstract The research about the separation and determination of amino acids is submitted. In the optimum separation condition, i, e, running buffer: 1mmol/LSodium Lauryl Sulfate(SDS), 7.5mmol/L sodium dihydrogen phosphat,5mmol/L formic acid, (pH3.8) and the separation voltage 20.5 kV, the baseline separation was obtained in six mines for the five amino acids, phenylalanine, arginine, alanine, glutamic acid, aspartic acid, and the separation efficiency was between 0.72×105and 2.48×105N/m.The high frequency conductivity detection was used in this separation, and its detection mode is a kind of indirect measurement. The more the difference between the buffer and the sample is ÿthe more the detection sensitivity is. In the optimum detection condition, the detection limit for the phenylalanine, arginine, alanine, glutamic acid, aspartic acid, was 0.03 ÿ0.63 ÿ0.74 ÿ2.01and 0.92mmol/L, respectively. This analytical method was used to determination the amino acids in injection, and the analytical result was correspond with certificate. Keywords micellar electrokinetic capillary chromatography, high frequency conductivity detection, amino acid, medicine analysis ö€_g5u¨RÛkÆ~¡{r‚1Œ ÿØš‘˜5uü[ÀhKmš[Ï‘R�goƒir-N„v(lúWx‘ y˜\pQ 1 ÿ2 ÞOŒe 2  HYPERLINK "mailto:capill4@hotmail.com" UOÑ‘pQ1 ÿ1[n_l^ƒf[b–Sf[û| ÿ^N 524048;2WS¬Nå]N'Yf[tf[b– ÿWS¬N 210009 ÿ ^Nwê�6qÑyf[úWÑ‘D�©Ry˜îv (¤|ÑyúWžR[2005]04÷S) Xd�‰ –™!kÇ‘(uö€_g5u¨RÛkÆ~¡{r‚1Œ-Øš‘˜5uü[ÀhKmš[Ï‘R�g†Noƒir-N„v(lúWx‘0(Wx‘'`agöN NÿpH3.8 ÿ ÿ1mmol/L„vASŒN÷púWkxx‘ ”ÿSDS ÿý€ gHe0WKQ gÛkÆ~¡{ÁXù[&^ck5uwƒ„v(lúW x‘„v8TD–ÿ(W÷xx‘ŒN"l ”„v²QSOû|-N ÿûm R5mmol/L„v2ux‘ ÿ6RŸ”…QŒ[b5Íy(lúWx‘„vR»yÀhKmÿR»yHe‡s(W0.72×105^ÿ 2.48×105N/mKNô• ÿÀhúQP–(W0.03-2.01mmol/LKNô•0hQ‡eù[Øš‘˜5uü[ÀhKm:gtÊSq_ÍTàV }Û�Lˆ†Næ‹Æ~„v¢c¨‹0 sQ.•Í‹ ö€_g5u¨RÛkÆ~¡{r‚1Œ ÿØš‘˜5uü[ÀhKm ÿ(lúWx‘ ÿoƒirR�g      ê�1984t^Terabe–™!k(u1nmol/L„vASŒN÷púWkxx‘ ”\O:Nö€_g ÿ(uÛkÆ~¡{5uólbŸRR»y?Q6ƒZ‘T[1] ÿö€_g5u¨RÛkÆ~¡{r‚1Œ^Ûl0W(uŽN²N4lŒT�u4lir(�„vR»y[2-4]0oƒir-N(lúWx‘ÿAmino acids, AAs ÿR�g„v;N�‰î•˜˜/fÿYpeAAsâeàeIQ;m'`ÈSàe5u;m'`ÿ8^8^—�‰Û�LˆIQSf[Mˆu[5 ÿ6]b5uSf[Mˆu[7]T ÿMbý€Û�LˆÀhKm0Sf[Mˆu NÅNæpt9�öeÿ €N ÿalÓg7hÁT ÿ&^egï‹î]0     ÛkÆ~¡{5uólØš‘˜5uü[ÀhKm/fNÍy^—¥cæ‰_5uü[ÀhKm[8 ÿ9] ÿÀhKm5u�gN¶n²m Nôv¥c¥cæ‰ÿÀhKm5u�gKNô•N,‚½e R20^ÿ250kHz„vØš‘˜5u‹S ÿR»yÇ� z-N ÿ°‹U_$NÀhKm5u�gKNô•„vØš‘˜5uAm„vØSSÿS_«ˆR»y„vÄ~RAmÏ~$NÀhKm5u�g„vô•™–öe ÿ1uŽNR»yÄ~RN²QSOû|Ä~R„v5uü[ N T ÿó�OØš‘˜5uAmÑSu9eØS ÿÎN €«ˆR»yÄ~R—_0RÀhKm0>f6q ÿ«ˆÀhKmÄ~RNR»y²QSOû|KNô•„v5uü[î]_a'Y ÿØš‘˜5uAm„vØSSa'Y ÿÀhKmupOe¦^aØš0     (lúWx‘(WvQI{5u¹påNY„v¶n²m-NGW&^5uwƒ ÿ^—8^�ŽNÇ‘(uÙ�Íy^—¥cæ‰_5uü[ÀhKm¹e_[9]0,g‡eåNASŒN÷púWkxx‘ ”\O:Nö€_g ÿæ‹Æ~¨‹º‹†Nö€_g5u¨RÛkÆ~¡{r‚1Œ-N ÿq_ÍTR»y¦^ŒTØš‘˜5uü[ÀhKmupOe¦^„vàV }ÿ(WOS„vagöN N ÿ(Wck8^�g'`agöN N ÿ6RŸ”…QŒ[b†N5Íy(lúWx‘„vë_�R»y ÿR»yHe‡s(W0.72×105-2.48×105N/m ÿÀhúQP–(W0.03-2.01mmol/LKNô•ÿv^\¹eÕl(uŽNoƒir-N„v(lúWx‘R�g0 1 ž[Œšè�R 1.1 êNhVŒTÕ‹BR     SYS/CE 99Øš‘˜5uü[ÀhKmhV-ØšHeÛkÆ~¡{5uólêNÿ-Nq\;SÑy'Yf[Ñy€b_ÑSè� ÿ0*g‚mB\ÛkÆ~¡{ñgÿID.100mðm ÿOD.360mðm ÿ;`•60cm gHe•¦^54cm ÿ³lSw8lt^•0Nr‚1ŒhVöN gP–lQøS ÿ0     ASŒN÷púWúxx‘ ”ÿSDS ÿ^Þ]Sf[Õ‹BR»sƒtêNhVlQøS ÿÿ÷xx‘ŒN"l ”ÿUl4YIQNSÕ‹BR‚S ÿÿ2ux‘0YNx‘0sNx‘ÿ)Y%mÑyÆ['kSf[Õ‹BR_ÑS-NÃ_ ÿÿåN NÕ‹BRGW:NR�g¯~0ï‚N(lx‘ÿPhe ÿ ÿ¾|(lx‘ÿArg ÿ ÿN(lx‘ÿAla ÿ ÿ7Œ(lx‘ÿGlu ÿŒT)Y¬Q(lx‘ÿAsp ÿGW:NSigmalQøSr‚1Œ¯~0ž[Œš(u4l:NÍSn�»S»yP[4l0 1.2 ž[Œš¹eÕl     R»y5u‹S20.5kV ÿÛ�7hØš¦^15 cm ÿÛ�7höeô•10s ÿ4–�gÀhKm ÿR»y)n¦^25!0@b g¶n²m(WÛ�eQÛkÆ~¡{KNMR ÿÏ~0.45¼m®_T[änœ�Ç�änÿÏk!k5uólMR(uR»y²Q¶n²m²Qm1min0Øš‘˜5uü[ÀhKmhV„v“�úQáO÷SÏ~pencå]\OÙzǑƖ0R®_:g-NÛ�Lˆž[öepencYt0þVb_>f:yŒTpenc‡eöNX[¨P0 1.3 7hÁT¶n²m„v6RY     ÖS Y¹e(lúWx‘èl\²mÿ^Þ]ÿ~ASW[oƒN gP–lQøS ÿ10mlT NýN ÿvQ-NNýN R…_Km(lúWx‘T10mg\O:NÞV6eKmÕ‹7h ÿæSŒNýN\O:Ns^LˆKmÕ‹7hÿÏ~045¼m®_T[änœ�änÇ� ÿ6qTÏQ‹SSm)ó�0.5ml ÿ…_Km0 2 Ó~œgN¨‹º‹ 2.1 SDSSm¦^„vq_ÍT     N,‚Å`µQ N ÿ”qExÛkÆ~¡{ÁX&^�5uwƒÿ(Wx‘'`agöN N ÿYpe(lúWx‘&^ck5uwƒ0£�HN ÿ(Wx‘'`agöN NR»y ÿYpe(lúWx‘¹[f«ˆ¡{ÁX8TD–ÿck8^�g'` NÀhKmöe ÿR»yð\Öb>\0R»y¦^ NM–0:N†NKQ g8TD–He”^ ÿbìN(W��gÀhKmagöN N ÿûm RASŒN÷púWkxx‘ ”ÿSDS ÿ\O:Nö€_g ÿ gHeKQ g†N¡{ÁX8TD–˜0     FO/f ÿ^—¥cæ‰_„vØš‘˜5uü[ÀhKmž[E– N/fNÍyô•¥cÀhKm¹e_ ÿÌ€of5uã‰(�„vSm¦^ NÅNq_ÍTR»yHe‡s ÿØ�ôv¥cq_ÍTÀhKmupOe¦^0þV1/f(W TNx‘¦^ÿpH3.8 ÿ N ÿ N TSm¦^SDSù[(lúWx‘„vR»yHe‡sŒTÀhKmupOe¦^„vq_ÍT0     SDSÎN1mmol/LžX Ró�5mmol/LÿþV1B ÿC ÿD ÿ ÿ7hÁTð\ØšÎN200mVM–ó�100mVæ]óS0bìNåwS� ÿØš‘˜5uü[ÀhKm°‹U_„váO÷S/fØš‘˜a”^:S&^ÿsS ÿÀhKm—zãS ÿ„v5uAm ÿÏ~¡‹—{:g!j/pel�bcTåNmV„vb__°‹U_0S_Ì€of5uã‰(�N7hÁT:S&^„v5uü[î]_a'Yöe ÿ$N€„v5uAmî]__Na'Y0SDSSm¦^„vžX R ÿÌ€of5uã‰(�„v5uü[žX R ÿvQ5uAm�nžX RÿÌ€of5uã‰(�ŒT7hÁT:S&^KNô•„v5uAmî]_�nÏQ\ÿ@båN ÿÀhKmupOe¦^ NM–0     Töe ÿSDSSm¦^žX ROR»y5uAmžX'Y ÿOáOjVÔkÇ�'Y ÿR»yHe‡sf>f NM–ÿþV1D ÿ0 €þV1A-NSDS„vSm¦^:Nö– ÿ&^ckwƒ„v(lúWx‘«ˆ¡{ÁX8TD– ÿR»yHe‡sôfî]0ïSÁ‰ ÿ1mmol/LSDSX[(WŽN²QSOû|-Ný€KQ g¡{ÁX„v8TD–He”^ ÿR»yHe‡sf>f9e„U0 2.2 ²QSOû|Ä~RNSm¦^„vq_ÍT     (Wx‘agöN N ÿbìN �éb†NYNx‘^ÿYNx‘ ”0÷xx‘ŒN"l ”0»�N2ux‘"l¾”02-3,5-ŒN]xúW4lhgx‘I{\O:N²QSOû|Ä~R ÿ(W N TSm¦^ NR+RN1mmol/L„vSDSÄ~bR»y²QSOû|0ÑS°sYNx‘^ÿYNx‘ ”SOû|úW¿~3zš[ ÿjVðX\ ÿFOúQð\ba ÿð\U\½[%NÍ‘ÿ»�N2ux‘"l¾”ŒT2-3,5-ŒN]xúW4lhgx‘SOû|5uü[‡sÔkƒ�'Y ÿR»y5uAm'Y ÿúW¿~ N3zš[ÿ÷xx‘ŒN"l ”\O:N²QSOû| ÿvQSm¦^(W5^ÿ10mmol/Löe ÿý�ý€·ƒ—_3zš[„vúW¿~ ÿ €NvQ5uü[‡sÔkƒ�NO ÿRP[Ï‘Ôkƒ�\ ÿù[(lúWx‘„vÀhKmupOe¦^Ôkƒ�Øš0ü~TR»yöeô•0R»y¹[Ï‘ŒTupOe¦^„v€Q† ÿbìN �éb7.5mmol/L„v÷xx‘ŒN"l ”\O:N²QSOû|Ä~R0  INCLUDEPICTURE "http://china.chemistrymag.org/cji/2006/images/08b06705.gif" \* MERGEFORMATINET  þV1 SDSSm¦^ù[(lúWx‘R»yŒTÀhKm„vq_ÍT Fig.1 Effect of the conc. of SDS for separation and detection Separation conditionÿin 7.5mmol/L sodium dihydrogen phosphat ÿ5 mmol/L formic acid ÿpH3.8 A)with 0mmol/LSDS ÿB)with 1mmol/LSDS ÿC)with 3mmol/LSDS ÿD)with 5mmol/LSDS 2.3 g:gûm RBR„vq_ÍT     (W1mmol/LSDS07.5mmol/L„v÷xx‘ŒN"l ”ÿpH3.8 ÿ„v¶n²m-N ÿR+Rûm R2ux‘0YNx‘ŒTsNx‘Ä~b NÍy N T²QSOû|0 NÍy g:gx‘„vgsOûm RÏ‘R+R:N508ŒT7.5mmol/L0(WOSagöN N ÿÎN2ux‘0YNx‘0RsNx‘�–@wRP[Ï‘„vžX R ÿ NSOû|„vÀhKmupOe¦^ŒTR»yHe‡súW,g N�O!kHT NM–‹�¿RÿÁ‰þV2 ÿ0 g:gûm RBRN,‚ý€9e„USOû|„vR»yHe‡s ÿFO/f(W,gxvz-N ÿ2ux‘„vûm RÔkYNx‘ŒTsNx‘„vûm R„vupOe¦^ôfØš ÿÙ�;N�‰/fù[ô•¥cÀhKm¹eÕl„vq_ÍT0     9hncô•¥cÀhKmÕl„vSm¦^ÀhúQP–CD„v¡‹—{lQ_ÿ  INCLUDEPICTURE "http://china.chemistrymag.org/cji/2006/images/08b06706.gif" \* MERGEFORMATINET ÿ1 ÿ[10] _-N ÿCb:NÌ€of5uã‰(�„vSm¦^ÿTR:NUSMOR�girnbcÌ€of5uã‰(�„vRP[pe ÿsS ÿl�bcÔkÿDR:NÌ€of5uã‰(�„váOjVÔk ÿÈSðy:N¨R`¨PY0     2ux‘X[(WŽNÌ€of5uã‰(�-N ÿOlQ_ÿ1 ÿ-NTRf„v0 2 ÿ(WØš‘˜5uü[ÀhKm-N ÿØš‘˜5u‹S NØS„vagöN N ÿ²Q¶n²mN7hÁT:S&^KNô•„v5uAmî]_a'Y ÿÀhKmupOe¦^aØš0žX R²Q¶n²mN7hÁT:S&^„vSm¦^î]_b€žX R$N€id\5uü[‡s„vî]_ ÿý�ïSåNü[ô�5uAmî]_žX R0>f6q ÿžX R7hÁT„vSm¦^egÐcØšupOe¦^/f¡l gaIN„v ÿ”^å‹=\Ï‘M–NOÌ€of5uã‰(�„vSm¦^0FO/f ÿÌ€of5uã‰(�„vSm¦^*YNO ÿü[ô�R»y¹[Ï‘ NM–ÿ@båN ÿžX R$N€„vSm¦^î]_/f gP–„v0    £�HN ÿ �ébN7hÁTid\5uü[‡sî]_'Y„vÌ€of5uã‰(�ZP²QSOû|/fÐcØš^—¥cæ‰_Øš‘˜5uü[ÀhKmupOe¦^;N�‰�„_0ž[E– N ÿØš‘˜5uü[ÀhKm_N/fNÍyô•¥cÀhKm ÿsS ÿ)R(uÌ€ofN7hÁT:S&^„váO÷Sî]_Û�Lˆ7hÁTÆ‹+R0(WN,‚„vô•¥cÀhKm€b/g-N ÿ7hÁTáO÷S:Nö– ÿ�‰9e„UÀhúQP– ÿYÇ‘(ùؚofáO÷S„v²QSOû|1\ïSåN·ƒ—_Øš„vl�bcÔk[4,10,11]0FO/f ÿ(WØš‘˜5uü[ÀhKm-N ÿ7hÁTáO÷S N/fö– ÿ7hÁTê�«Ž/fwQ g5uü[‡s„v ÿؚ̀ofáO÷S„v²QSOû|Œ[hQ N�T^—¥cæ‰_Øš‘˜5uü[ÀhKm€b/g0ž[õ�hˆf ÿÇ‘(u�S_„vNO5uwƒ0NORP[Ï‘„vÄ~R\O²QSOû|ù[9e„U¹eÕlÀhúQP–ŒTÐcØšR»yHe‡s$N*N¹eb—ý�/f gHe„v0 REFERENCES [1] S Terabe, K Otsuka, K Ichikawa, et al. Anal. chem., 1984,56:111-122. [2] “��[ ÿUOËS-f ÿÏ‚†^·_ ÿR�gSf[ ÿ2005 ÿ33(10): 259-262. [3] bS\²s ÿ*PdWêN ÿ`\mI{ ÿR�gSf[ ÿ2006 ÿ34(2):259-262. [4] �_Ü�Ñ‘ ÿ¸‹Bhù‚ ÿO›Ü�‰[ ÿr‚1Œ ÿ2006 ÿ24(1): 135-38. [5] R M Lartorre, J Saurina, S H Cassou, J. Chromatogr., A 2002,976:55-64. [6] H–IN,bS\�[. ØšI{f[!hSf[f[¥b, 2002,23(5):822-824. [7] Weng Q. F., Jin W. R., Anal. Chim. Acta, 2003,478:199-207. [8] �_ePT ÿßwm‘N ÿH–5IQI{. ”^(uSf[, 2005 ÿ22(6):581-585. [9] H–5IQ ÿ«ƒÑ‘£W ÿI{f[!hSf[f[¥b, 2002, 23(5):801-804. [10] T Takeuchi, E S Yeung, J. Chromatogr., A 1986, 370:83-95. [11] H Jinlan, L Huiping, L Xiaoge, 0Talanta 01998,46:1-7. æè ,.46ÀÂ'(0 p € p ¦ ¨ ® ¶ ¼ À Â Ä  $&NP¶¸¼âäöøfl¤¦FPÊÔàæ^h ÔÖæè>L^ÒÔäæ^n†œ`bfrŠì 4 6 ö ýúøøøøøôýøøýïìøøççäçøøøôýøøýâøøøøøøøøïýÝÝýýìïýýçOJQJo(0J jUOJOJPJ0Jo(H*aJ0JWè'(p ¨ z¶¸¢¦>bæ"´%ö*Ø,º-Ö-(.^.Œ.º.ü.ýûûûûûûûûûûûûûûûûõõõõõõ$Ifh?þö ü þ !(!2!æ"þ"Ê$Ì$Î$Ü$Þ$ž% %¢%¤%ª%²%¼%¾%`&d&Ž&’&¸&¼&à'â'¢(¤(¦(¨(ª(®(ð(ú(ö*&+H,‚,Ø,Ü,--¸-º-Ô-Ö-&.(.\.^.Š.Œ.¸.º.ú.ü.þ.// / //////4/6/F/H/d/f/p/r/|/~/®/°/ú÷÷÷óîúúéúçåóóóÞÛÞÔÞ÷÷÷Ò÷÷ÏÊÊÊÊÊÊÛÊåÊÊÊÛçÊççÊçOJQJaJo( j�5UaJaJ jUaJH*H* j2U 6�H*]�6�]�0J jUPü.þ.////4@....$IfÊ$$If4Ö”XÖˆñÿPñ �.3ý `G`‚`ƒ`‚Ú`°Ö0ÿÿÿÿÿÿö !6ÖÿÿÿÿÿÿÖÿÿÿÿÿÿÖÿÿÿÿÿÿÖÿÿÿÿÿÿ3Ö4ÖaöbÖ/ /////H/~/Ô/0J0€0Ä01ùùùùôùùùùùùùùFf¨L$If °/À/Â/Ò/Ô/ö/ø/00000020<0>0H0J0f0h0r0t0~0€0–0˜0¤0¦0²0´0À0Â0Ä0Ò0Ô0ä0æ0ö0ø01 1111 1&1(1*1Ú1Þ1ö12t2v2œ2ž2¶2¸2Ð2Ò2ü2þ233 3F3H3z3|3®3°3à3â34444Ü4Þ4à4â4ä4è455°6ýøýýøýýøýýøýýýýøýýýýýøõòîòëëäøøøøøõøøøøøõßßÚßëë j�NU jU OJQJaJ0JH*aJaJaJOJQJH*T1 1 ó$$IfÖ”ûÖ´ñÿPñ �.Б3ý G‚ƒ‚”²X°Ö0ÿÿÿÿÿÿö !6Ö ÿÿÿÿÿÿÿÿÖ ÿÿÿÿÿÿÿÿÖ ÿÿÿÿÿÿÿÿÖ ÿÿÿÿÿÿÿÿ3Ö4ÖaöbÖ  1Ú1„2ž2¸2Ò2þ23ýý÷÷÷÷÷$If3 3H3|3°3â34KôEEEEE$If´$$IfÖ”ïÖrñÿD° ùõ  Rx~Ö0ÿÿÿÿÿÿö6ÖÿÿÿÿÿÖÿÿÿÿÿÖÿÿÿÿÿÖÿÿÿÿÿ3Ö4ÖaöbÖ44ä4°6Æ:f?h?KIIIII´$$IfÖ”GÖrñÿD° ùõ  Rx~Ö0ÿÿÿÿÿÿö6ÖÿÿÿÿÿÖÿÿÿÿÿÖÿÿÿÿÿÖÿÿÿÿÿ3Ö4ÖaöbÖ°6º6Ò9ä9Ä:Æ:à=â=h?ûùöò6�]�OJH*OJPJ01�82P°‚. °ÆA!°"°#� $� %°°S°à �©2Dd¬&Òèè𺲠ð S ð–AÁvÿ�Ãhttp://china.chemistrymag.org/cji/2006/images/08b06705.gifð€bð1䓚û[N¬Ad;÷Nˆ‚½ÿÞ0DµnðÖ0䓚û[N¬Ad;÷Nˆ‚½ÿ‰PNG  IHDR”#YÂÅtRNSÿ[‘"µbKGDª�#2gIFgë‹4Û cmPPJCmp0712øêÌ`•0HIDATx^í]¿«%Ç•î»ÿ€ 2Â`90ÆÙä5ŒÙLð&¶ -Þ 6Z…O(�Ã7Ñ&æÉñN>ŠeP Æ(š‰ÄÛ0 Þ°à™¿ànýêîêîªîsªNýê>מÑ�ÛU§ÎùÎW§NUWWŸÎ�ºø·ºÔam�®cR2 ªC€IY�KX!&%s :˜”Õ¹„bR2ªC€IY�KX!&%s :˜”Õ¹„bR2ªC€IY�KX!&%s :˜”Õ¹„bR2ªC€IY�KX!&%s :˜”Õ¹„bRåÀ©hëµ6Τ¬Õ3Ö‹Iy`ç×j:“²VÏX¯hRrVt`ö$2=š”gfe"×Wl4)� [ž &e*dYn0LÊ`èPO*˱ÿFU?Va&eŸÎ2÷¶ÿÎÒl£�0)³8®Ý›tpï²Ng�HÊ0Ë(™…ýÔ�èàžùs@Rž ÀìòêI||Þ–×ò“a©�ìJ}o’ùGv�”°ù<ï”gññ9ù܉‹™(°A4FCŸéûm‚‘r1u¬¢‡u[A�ÁÝ~V„ÉöÖ:é‰÷IqSÿÝÊlj‘éPbp7}g¥ƒá ‘Rsr/H«ëgë[Ú‰Ús¤þÃ{UC¯ ª‘2»V†ùEŒ¤ý,iK1ÂEשA¹ó¨†ø:´®I»7ˆ”1àÖVW¹º¿'P–XüXí:U䔦ßÎBü"&íÞ‘¤Ì7S "·?zR9�¶ÈâǪU•Ìt¨�‡Ë‰$åZ~TEG#Qfñ¬^eÍð-FôY‚”öÔ1…*Ipwö Owi/ì'�lC¨O1jÈþKª Œ”cF�™@V*Q å¤y�—ª˜éØ�#%Z¬¨P¤f‘p­—”Yüð+×5k0„áuÒ‘2\'ºšÃB¹õÖú�sáYü S#i1•vS6%)+˜="ÒÄž´­­oç¡bÖT,!)I×S¡÷¯ÌP>ð` �6+'Ó½qLÞ…˜›²Ìd¡Ü¾!±h´æ{;)òÈÖ÷•�QSÇ@ÕFÊñÆI nÑÕì…r;§\ ~Ü9E1â­97))£YE$@õyk"3nR ðÐíÅ‘“ùJŠIEJ±¦!€¼¹ˆ=ãò¥\ÀFà ¤dÔŒ“²fï´¥Ù #“’óIRÒÓ=çtdR’º„…ôÒuÔ6“’ÙDƒÀô9'±L>š3)i\ÂRLp¤xΉIÉt"B€î9'&%‘KŽ.föœSÔŽ&åÑÙDdÿì9'ïw�æ¢IžÎBÔã2á´ë™hRòb_8m5‡kƒëÐ-‚›´ FÑ"š”!s<�/¥�_4œªšeÓ“Ï�¢5úwín Îýq¼Ó7UÜ8“ UÙ‚ýÈô¢4à•»Q÷TÊÚʤ,‹?¸õÙÿíÇ{~(€I ¦EU·(gÇKq“%«ñLʬpS5&_´½*Ë:Ž7ç#Û‚“‚Rù2ý‹<óYj³)m�ƒŽŽØS…“2 ¾6*‡=7]ýÉIP&e¼:”–Rî䀫¶Ý»µ|K>ê¾g÷@4®[ŒÉp=9)¡ù<\ìÕ®«2ìVÔÑ÷ÂŽtKŒrÀ„“Ò¸@ŸRItV¥}8p;ŒcM#à&¥_;ÏuçÈ17¤V¯Ï¼=+¼G9¶Á’Ñ‘2¸%»â”Ôü ¨ûâ&e¿E(6"ÂpÊÓŠS”0å-U&RNlÜ|{V^DHZóä?$² ɸ ½)ûI¼ÌQ 2ÔX/í;\f$S¬#úúEHI¥|½r`ù'Ón2) 2›ÏaR¤7�Aà葲ÁŒ ãÞle)oètG'e6¯•hH3¥½~ǤnÛ÷ô›°;�ÆC¿^Ѥd‡:$ª½È2Ë*MJøŽS¬j\¾hCh4)ÛΡ)÷¨*ÝwlRVér¥òŽ÷­œ”*É»�Àƒ“’Áý‹ Mx1) qÇøLLÛ*Hɘö6U�’]’‚¹GZgÒ™”YáæÆ  Hi?zH<à¶Ö•!ÈÖT¦1|á¤ÔÚ×;ë²#à¤Lº¤×XW.K€Ýƒ'%êd¥²^ãÖç´Åc )¾;Kh&HŸ¹ÁLb RºVHÉÙV k™ñÊo#¶Z-ï–fŽëpRŠ3×$oHÏ P˜ ÊNXˆ[i‰•pR‰ Z�H‹b-¡FÐ3¢E »VìP$�H:Ù�“2EŸ€X°�Šá RxÅŃ‹S²Âê¬!U)+vdݪÅ{ž\QÑ¥ÂIyØ#2Iá=º<)Å=¢põ¹&�v`.OÊÕ¤£ÑÐJÉa N XI$bÈâ½bÙX])aŽØA)ØT«ÂÁÖÃJò~^){rk4…§ ãd_jRVµbØj"eÅ0Õ¡Ú"ÄŽ¡Ëº4p’<‚åB�I™ i\;úæÙ¸%@“n1'4ƒ‹M¿f©XÕâ9Î[‘¥+rYÿŠ+—Ebˆ|÷PÔEùwÿ}^ÚÅ­Q[ß&™˜ÀàH¯Ìªs¤¤Å!Mß·õôËaÕ̦GÙñ5Yâ½™’½âÿ¦ÎR¸�Ø[J Œ")MJʬú(3p ëY zy‘|›«¤¤c”ï©B;Ix·*$š”�Ø™Ip ë²w£8µ³]¦Ä¨ F`«`4)·àë(d°„²øÕ‡ÕZŽEäÛ¯ågó.|€Ûé0(˜”(¸2¯eµ½ì‹’c 0Iz†ªk\ZFã v!š8)ÁÙ¨¢Óˆ¥Ý ·ãÐf,›i(8Yp£?®â¤¬Ž&Ш‹fN‡mêFô°®›R“¡µ´>º§P³8)'FI ì%ãW,ÓõFuzuÇmY+Ô++ê"¥ì¿ª7—í©ôDX•¨VrJØ,ߊé@:ü!É T)õТ?s¼š^åð±rt b_)Ízn¿ 9§ŽŒ Ø4ÕiÞ<¸€ŸÇ®Ž”êp±<JɯY\ÉGV ÿáŨ¸oÑ*©Ç¹} -Lï•âì‹$åª*©UK4E0ŒTx­%žæbO¨‘ƒŠe*¨ª677Å~7åÔÌ2ೕùŒ÷�àÂI 9VfhC*¨ø¥XÀÜ,K°Ú]£Žß2?êäHÇý¬Í-ò¡m¨$  f…‘çg,ï¶Žšm* ª¿d›2XÊ)­Ÿž ú>c>æn×줉€íîa¤ Ä Æe¼p3U0Ç‚IÊÏBñ!%—‡ëD!o®FÁì§(bˆ²g%e€A°*jrdžƒü0¶åÙ³iG¥`‰Óhð>HiéO ˆ†&½)XJ¦[?]©ßŸè¢/>>�î˾z{üNo¦<‰ž?û@ ëw�Ïâ�º#z>?t¹èƒæíµ$Ï¥ Ãå®{Ú‡Åk‚a˜ù"ë\Š_¥¤®{v¾”ÿ‘/ÎãwrðäQúüÙ ’l·ç[E9ÉÅëîáù�&åƒóKaä�þ‡âž¼ü@\ëºI;�B_¤ë½TQôÙù™�ÝuRÌùüø�,¨¿Ó˜”ô˜“(øsÛ½TÜ1ÜzyÄêùóì¡|)v*z-I9ÔÄÏ‹óC'¿ö=x|¾Ó›[cNI1‰Ü˜böiPÒI$}®µ-ñ�î/Ý;Žb¯‰´ðÍî¿W^é_ÄeÀçóîâ‹›ÿûO1=ÿß·Eb`¾*b‹Ðó›ïº/D�‡Ý¥úý±.z'ƱùÃͳñ{(„õÔ“`ÝÊm€ûBNSÊIÊ…(!¦>j€f/#M¥)òò˜Wë‰Î�È-Õ>Í÷æ×IÊèI¤MJ9_”Þèå�D&p׺HÉ% ]OJ«7‹Šw—¢#йÍÓ A+ÕÙÇÞlEJyyAÊó£ËîBLn^ ¾ŠÞ|)§8æ{+ë$eü$ÒJâ‹M"¸ '²ëîD?«7�}*%eô$Ò"e±Idq*ÈEt¹ÔÚ§ÆÙ·r“H줓ºü+6þ�Zlzyö"ŠI¤;Ræ�DVm*U)ÅP®éÏï»{§/‡ý ûþ[b†(&’§ÏÔ�tï�Þëþ8í¿ÃÕÉÏtoŠEÐû�¸ƒ{éü“ߊ«æ{úîÏ-@àgt Hq¹lÔ)³À Õ‡“²>Ÿ^#&åá)PLÊú|rx�˜”‡§@}0)ëóÉá5bRžõÀ¤¬Ï'‡×ˆIyx Ô“²>Ÿ^#&åá)PLÊú|rx�˜”‡§@}0)ëóÉá5bRžõÀ¤¬Ï'‡×ˆIyx Ô“2«OÔQ¥úHÒíƒI³jVScLÊœÞÐlT/ÓÓóÇ…“2'/úÓs¶Ù`[LÊ�¶w•™”¥=¬Îræ��“²4ÄùÌÊ©˜”ùIyRÛë¿ùã@€‘©€n'¨øyHâr¤¬€”nÎòD¼CŽìLÊjI©;$+ HYWg®K›º_«v¤ú·š§D8R*NòsO´t$ëÞjVd¦:g¯Ô&C(Rbæ‚b$!C›–µI#Ëþú·œ«-Ä©Õ:CJ'C§ŽµQ¦Q}D¤tÏtúÉ� ªªD…ã8†”2�\˜Pmwk”MTj›H¹¤Üè°jG2 )e½è~îµ4ÝM^• âF}r‡AFø2êcHi4äçžÊ¸Š¤U{2Tm¤Ää‰>T2(Ä9áÔbxN‡@‘ ODT ˆ”­qUF€“É‹@"Rê%Üü« é¼n9vk‰H©@-Â�}lÞbR¦@@,Þád [Xff’EÊÀ½€™ÍçæjD )k4ö :åOí#�fRFP]ßè˶tÝ'[~šÑxµ=ÌÕN>óÜß�Û�”ÍzÕ±«% Üî¹ )Ë„*9·ï7|È—-4䤃ð÷)‹íjt×Ü /¨ý¦i|÷kné–€”ð@\°¹š¸Eq3V�×ÎŽs„j³¤Ô/H"aIf!fSxðÍ…€÷ðÑ53&Óæš%¥xBjà¤ÿ)©¢ØúW )ý=2Ôƒ{ýsàUáSª]RšGLÔlïᦜ¤•�™m™³R “²Z5¹ç~Ȥ¬ˆhUä†Dñ¶Š2)[ñW?©3ë³T‘²ÆÉ"“²RHO&å�œí6µ¾µu)í²§4;¤i[ù'†”öÑV•l‡¨ÿ±2<¹IRÖwÿ¤�Ä’{Ò@}ž[ÕCʪïëíy‰Â;Š2µìPőґ—$ƒu‚X‡Â7G•QIJ†{�Ž3[¦Z/ b‚Õ#xâ„ U©žª˜H9ÙÞ¼É%;»þØ#ê=BŒÒÞÔ²J{–mRê!R¡h€4úÛ'ˆå{+51Jʯd‡*Š”%ñr´Ý§,7 5|pphâ�\{Ü,^ÏÕ–IYY U'mxBܯ©f‡*“2”KíÕÛŽ•ÃØS6=cR¶G®@�79(—¾Ú¾HYã>,zŸõ,C âñú"ôr7¶/RƺC zLŽf ™ø{¿LJ0Ø­ܺNKÛþÀ¤©{"eˆý­3­>ýõ½_q3C¿µ&$qØ)ÆI¬¹[�’l„W12ê©ç½�2tº¾HÖh›e`Q¤û[~Ø^3*±Rª¡"R¯Z˜¹÷ÛŸœ´E‚€”•PáXËA0âÛ`5¢K™õ÷~oDÐí*RÖ1ŒYí‚fX¯¯_gRÖo$kC€~Ì Xû"e0�Q—Šœša³••%ôêrñ��²½W9Wóìug#�·R Á"ªA€IY�+2(²¼-=fò }Rd“26ÂJÏÅTÂ!áÚÕMÊp»Y“XT O;¥11Ø{U“2~T´I¤Ýë iyEH0�–2#DUMJm©yi\„‘©]"¿D€Ì»bÞД䧮­­?C¿4.Äó\gŠÀˆg²½Àʳò¯�X‚!eÀ©káo$Ò12À¤Z¦�Mvˆ-ÖÂ�’Û׈;¶%Dã¨u†Cv.¹Š@[Œ@L¤Œ9uÍùF¢ÍÑ{ØŽµg”Ù“�Á³AÔÄ‘ÒaÜÆôF"ÝLÿ²ü/ç”D¼Ê–Üè‡!´F‘Òµ `cˆ%z#‘uxC˜�\k�TLOëáŽ!¥xHͧ7ƒ–Ù“Dž}Og²ØMBAä(U CJ}ˆTÄ©k‹7QuÑ€Iz)ÀCÚõ˜†´©‹Ñ­Ã�2Ï^7If™c¤ xQØÕz?'éÙŠ—˜˜”­;¯ýñ~¥Q<´]+¹ ™”4îK,%”‰ÕJ$žI™Xb±=+Cîq­¨²˜/U‘1)‰ÙS½8CoHì ½w‹A#¤Üû‰E¢Þú&œAh3B„[hDŒo4`?{#¤„�Ýf)àˆ¼Ñ/¶;Ë-WzQ(žo©ðn…”õ"èðÌÕç/þ,“é"C^‰îâª\›‹1«½Åï¹ó¶œIqg T†¨­º>ÞL¥@e’úe"L€~ñþ¯~n`CcyYmÂ?Ë¿h«ÞB„v¼‹|òŠÚ8©Äj%…àþ›UG7ºa†«¡™CŒŒ±‰ ¡ •±[RvO¾þP¸òö�½"&€”’†’9Š)箎­)æ¹»²¡£‡”S¦�dõHÊ5›C eéÏšçQ¯‘RÚ©yyý)„•XRJ~ªø6„ )Mˆóxƪ¼Œ”xRªŽ2�§žHÙ««û—R‚Çà¹û�”ÊÒWùh{ð3ƒç6uX:RƒªŠžzðU£ú8®›xº:ôê¬`>|�R%»vS3R™¾1¤&èûmne¢³íµÊJ<ùìß'¯É´Ò»`ûJͿѶï = ÙJ(u[ÛçŠX½Á©£3R^½ûë×h†F[ªH9ï˜0$b‹¾úæ+AÈîöç?%É)ÇæU@œFJMUó?“FŽtUs k8µÆ|;–z%™d`%Ršà;´1tŸL'¡�³G&å ]$~ðüg5 ?­9�Ù�Ñ£¾I †:“_·Ÿ€1õ&éë¼ýž·}Ù~¢†"%röÄ`¡Ân#åÕ»oÿ]ÁÎHÙ‡H³V¤�p¤ìãÛdâaQLÊIGX'å¶µÞˆÙãv+ní–”BªˆN8Ḻœ¹Ç¨‰Š”RÚ ‹Ê�S¥Ñ�)ͪªN¶­])ž=n·KJÔ B¨:X*Ñ•‡k<€Ã¨;#¥c�Æ?JÚc¶Õ1Æ¥¦í&¥f$ˆ”ÞÙ7õì1Ò…zª¸u?+²Âê/®ä9 ©ô�DÖqõZí}G]BkQžˆÃD_²u�Ñ×�³GxGŸâ¾û’ž[k+·) ȼú³.¢H(€ýÊå8"BHÇìf:}V*�y-žäŸýjþÒã@³z°…Ÿäì1ÓRº’E"Â0‘×ï}~ç]Uëïó z†¨ïéÌ{*Xš½4Ö\MÊùmö 2V vŒ \žá§ÛR¶;ªÓïìÑÖr” Fa¡(4Åï;šsÕu…”¡šE2RTò‹GÿáÏåtš84¬ÉÅ=ïí$plEJ•À¤nµ|(bYa6–h@£1ÅFJÕÇœCƒ»ó‚’ê02lÖzñ?ò ßÃþœhM¤ Æ 5›INBž‰¬û’&3™’²¿ë¹„ÇJ¨ÛŒÁÖoúR�!»Åļ墘«Ì'š“ÎOÀ^ìP56ê �Ýr:zrCRÿ#ØI¶¦>R¦�=b Ī—.z±;ê-¿�švßu/åÙ �—O"DOÑ‘¨€,šÉ´¨6|íwÑ�ämç‘R~bf�›MFcºÙ‚.Ðß[l#XI@´nENlû´ûÆ%çÁ$Ù @`=ÑÜò¶¡¿ƒ`ºŽ/R~×Ý9{ú„˜ÊÅ.ÐzW̋У\Úu¿è~ã[§4‡uƩլºM”:-÷KÊ®Ž¹…TÛGÊO»ú$Ep…TnRÜ å l.úû® ¡"°F½å7Fc_]eI�μfËj ³£µr¨Ióš2>R¾qíêé#š1U{ uº¨Æu¯ïÍ娷ü†’R 3A Õ»Šz>vcîH„öԒЈVßœþïöQR1YMœoîýî—ß{±#5@ÐJt )–s¬¥¸~éÈ¥ñP,Üœ WÝûüåkPsB•$e¯–^?[R-T¨¹Ûåt ¿þÙë?†í` ×µü·­¸UÂ&¥}cGêêÞ3ø#Üœ R®Ý‘˜ªD$)õM«IùêÕßÿñÜ»x¾äF(€¹"å@Jƒø )'wUP½`Ú!œUûùdÌ Åt·¤Ôˆ>ÿ×óo¿|qL(€™H©LЛ6ePÿôò¢b·¯Œ&eªÖФSCw84Ê2|�ƒª&åêÓ ¤ô;3ÌÃãƒA)ä<Ϊ½êær@Nf g��ìò¤„.Ó<-¸Çÿ@uÈ Õ‚01,B㈪ë;°v’¬†vÈóX;�BÎ��“ÒÛ€Óó�ê0)'8I IF0½Ñƒ¹ÓƒÈÙc r�2P5‚b|¡eDÕ€HY’”Z]ðìŒ]”€”ÎqdÒÆê¶iîyEì�”° ÆpL¤DÎ#H ´ÒC¤$€ O_L£çŠDTEGJÃ=Q›|Ý2¶¶3YµÌQv0ëÚ-¥cLø4ã ª»¶‚¨“”ëŇÌØ[à� r–ÙŠSs?µãû A¤„Â)6‘�{{ •D¹|¬²vÄ!ô[íya»„R=eBÑÊI9af5+Œ•²–ʸ¶Ò®�ª��ÆÂtYu1h8*JTãñ�2õ»Q„*‘Ò¼„E#È œ°hÉqŠåŒ”&$è§Ÿ ¾7n9ƒlÙ×äð»L.z­¼…ƒtAØÊENR&�=ö²gîõŽ�6W’¸ÌVÄb¥K!v“hQŸÐ­´'�Æù"åš�rxI`y�ŒŽP¹"[ÞcS£¾øÏXL}SÛp‘>�÷v*Ù»$DóŒ‰ÏñÓä^>™-h`\ zPqÛò‘1W©þÇùåe§QŒ«G#G©ç(�m -‘:RnM1Æíg2£ÓÇÓ @iíh’Ö“@³Leµ£�/�i¨¡ ÚK­‚¦%ê»æ‚°§éiI‰ÊÇy†9Œ²,i,¤ ho0kä ú&ªõ¿”˶ˆ¡XWrFLJpZTTæá/oI ·ŸKVˆ“²B§]%&åÑP¡ýLÊ �rt•˜”Gg@…ö3)‹;%ãMåâ¶Â`RÂpJX*ãMå„VPŠÆ‘²�Ç–a§Q¢È²H@‘²™Ç–ù&)Ir C‘’}�Û=ÇlEÊcBÄVçFLÊ–[戞›F´í�IÉ�-ÓÏÒü€I9ŠàÇ–™Pi ØäE!#­••Kg§ ˆ”•{˜Õk&eó.ÜŸLÊýù´y‹(Ò @öçß ÇÞä<ÿ&Æ€ZŒ±�².2(l2z˜ñ‰µ(f­\˜3£Ä¬‡@ëÓ“Âá2xøÇ_Ó�©^?|;¾‘ök슔%Ï¿QAÝj"zK/¨Á6 튔%Ï¿A¸ŸcäX»"%‚ù‹›fwæùÌó…/vEJ=|9þf›äÃæ�Ù+3Fº­d%(&~2ê@#¹ze@žÝj½>¼ÂU‚ä@¬6@@¨ê¸*‹h@ëNhµÞ*Ã7ï^¬×½mjF@Ê6 g­ëE€IY¯o«“ò°®¯×p&e½¾9¬fLÊú¾^Ù”õúæ°š1)ëúz gRÖë›ÃjƤ<¬ëë5EJ½ÑÅþ»^ÃX³vÀ�Ro–¶ÿn×nÖ¼b0¤ä›Ü;rOªaHYã“X{òÛbïšÒ›õŸáÿ2Ã8„Æði¶é7FTCu×8&¥šâ¨-ªSRö?7„Guªn8aýò+c†oñžìÕ|êZu¬Þ™B¨Hé±�BÆÎ`%5' ß+c"%)Ò,Œð!Õ‘°“%v#A€„”�†vV†:”„”>ù„{ÅV¨OPBWG4电û:ðÕ�‘ûô2‹ZÄ®£F¶,š¤ %z(«¯Bz�B¹x:[ä>ÅIk«BûÈ–eK¤DhÌE3!€îe½¢’:½ŽóIJJ´rØ Øòø¢èbœAZ7‚U… ñ‡Ê%%%)È,,"-Äf’”Ê%$%&CFæÕè\]Aï4 Lõ)*+&ÚɃàJ1º¯ã¥7nÀ>r Òr£‡·®]Ô º‚> ¡Ì΀Röélˆêzó–®"BšXÙ:T.¤åj&:Pò¯ ‹‡ì­÷'Q‚Š_©5Ö•CDDT¶Ú i¹R¢Ý…æ ²²8Z®°†@œ²*àåÓE˜OáT£êþʶIJl C2R�xè$aì(dÖ½p5QI..¯ÆgñÉ7N%8.\r�t¤Ülš 0nÚ¾Ù›»F€I¹k÷¶i“²M¿íZk&å®ÝÛ¦qLÊ6ý¶k­™”;p¯xûßaÆù@ÿ6˜ç÷E™à˦WWðbRf9C_‹6ä±ìïkíÍ�b.©ß¼›Á&e�Ó7qó¡hãÛ>þíÞÕ O§âÛýÓéãrÓOH¿½:]}«ÊŠoâ’üŒ—O§¿ŠJŸŸ®ä…'ºè‹�O§ûòß_½=~Og–ÜNRÁGøX¨ñXvfu—ÏùyvÓo~q]^¿:ÔxyY�½¤*ìzâ�ï©@ñ¢š·×’<—:€*låå®{ÚÇÔk¥ËxY}“•Nºè³ó¥úM»8�ßIm°…yýŸ¬E·`aó­¸r+�óV/®�y"ñÑÃ̶%oN’íV`'�]wÏ4)œ_Šæïô?L�¾¿>�ëºI;­ßp¹ë½T�kAÈgBv×I1"h<�õ÷tŸzHy£0#�†çÑÅ¥„¥ëî..Ïwâçë;«7ŸŸ^v—¢¯‹ŸÄ7qiÖ׿µv—ê÷Ǻè�èü7ò‡›gã÷tÀæ”,pºí^*î(ð$m¯zþ<{(LŸ°ÎpPÑËAJý㘟^œ ü¿µˆá¬ÿžÎÂzHé�ä°q+:,`r@…F tsHôy,ºóc)e§ìN#¥d›ál!§‘rNJQþ‹›KVåè=|Ogb=¤t�@ý�œP¡(�ÇܤÔ;̗÷(}ÑÝ©1Ú5|o‘RßýGÔWY»•R˜T8BqßdÐd‘rìëf…$÷„0=¾¨4üVæä†”_Èqe࡜¤\ˆbê£øaìi*U.�Cw_ôFU7ç‡�DAó=^m¯„ŠHé�t—„�@k¤Ì=%tÙR´4\f?=)û„\³îN ¼wbnóôBÐJý2&äVÐ.Û¤¥c¥Fù{ŒÍÿüÇÁIŠ;üÌ\�ÿPðbÚ±aÌ$l±:_9_ˆ1cÄÀX4"è•ûàrÄ?ËX9ý—þù>£u¿RF0flÄÌõÇÅþ½ü;%*NGÊð†uk³çÓóJÛz-©Ÿ~Ÿ2´@sEL/˜“‹œeÑjÐóQ™&õ÷ƒ¼oú�;L‘Ù�ÉôMÕ눞O¿!�Â~o“úíãþñ–ªH‹ù'?4cÅr–EVë�žO¿!�ÂËØóïý÷™|çþô=VÒói‚è^Æú£‡Wã$ÆŒkb¹°2}y•ÜMuHÏDˆ—”i K�¨Ø!Ù§xMÜkª9øjÒWÔ!¯ùÐy-(�[¦�,ud¥;ΦôñÏÄ;~­`ÕiÓ/£F–ú¬ªî¾×bÆŒPçW ŒUå|Ê40&�§+fÝv+¶„fWŸN¨yZ3©¾ô3öm¨Ó*Jf-â� í~G= -”+-ù,ël´À˜Û2[,Èïš±èë‹#z ÆÊKŒ•º¿ÂŽÁŽEX Ns�â!÷ZŸßŽ…Ï$#>Æa4-M‡Œ)ÏËúû±õ3Ï$ƒ±4~8¹ûcLzN|°ÏY½ Ï?Ž,`ŒCIZšþ›¢‰ÊwÝx°~;¶LPÿ½ß¿žÁ˜R@6oOÀì Œ-g’·²ÂŽ%ÀÃÌzÆBçÄí±rd cåŒìؾ-Ž•vg{Œ•Ÿ7Œ•+5{ýlbLyþÒûÇ~³ùü5˜2‡¢Ød°cRŸ´òZR�¦±ð0ó�±Œ9Û)ýÊÇúü5˜2Y‰MÆr0Æ8‘ÉX•¦±ð0ó�±¶«rÀ”ÉJl20Ö6cU˜ÆÂÃŒM€±ìŒù�³È±2±ù‹gç|ÞŒegì?ëg‘—blì(ŽGލþD”Dý>GE¦2zˆó܆áöÁQlEŒãó³³7m8³)_² >$ƒÙ*˜Ÿ±l=êëIõʧÏàKûâc‘ŒY›�8�•­-2tn;–¯çÏí{{ÿÅÿzs�Ö ’‘1k3Ðv�s\\°~2r‘±¨“�•ùz¾[Q®÷œx¬s6­8WÞEF02ÅjV¢•Ê>Vzz~d=EŒy¿Ëزh»ÀÙc§+×=¿7ÆÂ(¨v¾4R¶i&wnÆ<=?R¬£ì5�íà°œrN©‰lq¶ìc¥¸»f�´ƒÍQ,9vÁðç{°c¬F dÂIƳ$]E¯ÖNœ¶œÓp_ÕêÞ>cϯŸ¿ …óÄ.Æ«OÕÚ‰¡À’„ã�Ñc©è‘¡Äí3öûùúÌà¬cŒ•�6›œ4gÕêž•±¼áIKƒ‘³*þ˜4ÚQ­�²ËÚ(Ó[d^Æü=?ò]‚íÇ:'.%æï ÍÑcÃý�ùqÈjuoŸ1ï¼ò¡�ù£ÆX9ëð1|Ü_7ÝZemÇcÆ'c¢qàçíáUl¾¤¼Ü‹±Ò–ség¯Ã°î™Ö­°c —`£I ;fÍ­ˆ­![�•zG^r ¶lšQnƒš±õ×±x&'iß{¨òØ9ö¹YY‚?¶Óøfvï”�Œ}²Élé:eLEìýÄðùM“ÎÿâôJØ1XEÿ_ÏX¹ÍÆ c¾Y’’lj̳×:<>¿rL�ƒô‘r_Æ¥ÆÊÏiG?ñʰck�XŠe)PPþ˜:4Ƙ¯²uÆØ�Sß6ÃEÓHÈÈhâ¼²Dƒ˜##n´¯2V^Õç�½Ÿ�XOä43V7ÚWaìª>ìýì½1¶µ•õÇÊ«Æ`#ïgïn¬ä0f.,äó_4y?;×çgùl9ܱ,wuš¯�bì¢þXäýìýÅ.xvìM%+ÄØEý±Ò÷³7áósï{xÌ•‹2ÖU 6Ûu¸Y†©P!M0ÆÝÛ2èó|¥ì˜'ÛÖ9ñå*ì|×áF3Æe‡›.º":c(>ÆfL~¯Çظ3]ÿ™mè4XÛ=Éo�ç0G1^fA«5Ü~ËwµŒËØa.±–ä½³G…€f-0f®˜ë㮋$›ij'=m¬Örر²Œyï†jÎŽéÛ®‹H™ ±œay ‰ó·aÇF…7wC­;úœ¸ñHïy®ÃM¼”…XkIm0æ+óǘ×1q-Rcô0©"MÜÚøÒIÖRÛ+GµåìÜçēӈQ Q¿"(YKMẻ¡™WŽãäÕξ%2æ»TeKLc’µÔTÆìM}Š06ŠóýBÚ5›:(v‘2êøò¦1Æ £¤0&ZKmŸ±Žì˜kÔÀKbÌû\ ”ÕWS­¥¶Ï˜ßÛÙ‚Ëfdz3fùhnD1²#ˆÖRÛgìáï3öóµ×ºŒ?š�1³¢ÜÚwœØE ¬å½=eÞŒY޵sÙx)Ÿ¿å½=½2æÌÔ%Á®ˆÁµý±òÞô}½2æÄ`%Á®“2Öò^ë®Å-³Éåß$Á®Õ·®9“Óìü±ãAg1xˆ‚]ë$ýœà~þV|~Ž?vÔ9ñ^ì˜Ø(ØuRÆZÞk}ÆDÁ®“2¦bP„Q>({ÆÃ�•dµ^ÇÈ܃?Æ )OBõÚ�ÏÉK>Ø1–L¶A’fPé[fLè›ûÙíý{|µ¯·[P0&EFïû·—Ãe´Ì˜8Ð73¦n熧ÇW“?`ŒÁ‡“ħ£Œ–ú&£¬_øý6 ·wøü $IÎǘ,Ðç0ÆvŒ%ÓÚK´J9‡jóJY ÏbìçùþøDöóÏZÂñíÖ+#õ÷Áö»ÈÃØrNÞz5Æd�>‹±Ûpÿy¸ck�ÄKýQ?°cÚ1ss“·Õ“*°|OüçþúôÀÌ-`ºÇŒÉU]rdôdžàÙ¿ûyz]3fëÇŽIb7ù÷(z`ÌÉXð°fûŒ=&•Ã÷}5VªÕ%cÇŽ;'Î÷Ç$±›þ{ XÔöûy ±×çïj¬”Änj0æÝ©Â{}³„ÞÇʽ×ëh^)ŠÝÔ`Ì;KŠd,œ­†‹áÉ]­[G&´ï`|õ¥@91òëWݽ¥÷òms8+‚y>˜³Ë˜…³Ç‘¹.c-ïQ̘½{Ffá§ù“Îb-ñîÛ±ù3~�|G¦ÆXÞ…LÉ“Ï+—¯LŒÄìMÅ÷üŽeƒŠ%ê¾ *bl,›*tŒ?¦÷溑£Õ«�1Çç_Œ‹'<@8ý†1j§ŠŠ…6ƒ¥Þ^-«½ ç’ÞÿÀ˜F…]ÅÌY#N@¨qÕ™˜%Ú©’jùTWQ<�1¿’{paC¶Œ•š±��ÃŒ Hh¬Ìu›XÆ”9c•ÛÀ¶"Æ®ÎÎX7ŒÍæŒUblí�'RÆV©á±Òøökˆü±V¾õœ¾Îá£,÷Xé%Ù7¯tl×ÅS6Ÿ²ü�ìµ–ãæX;…÷ììºXÝD{ÒúqÊXyÆv»ÊÚò3ßXÙÏI.Ø1K€2cE>Æú9ÉÆÀ˜Q Bû#~Æý±‚½±‹¢± x2ÀÔŽ‚Í×(›\á-Ø+O+¨˜ 30FíQ\ë Åd„ÁŽù·¼„Tc`L‡”2íQì7‹±²¡™8ü1é,IfÉ`ùá�É-?“öJØ1©b`Lªƒ±>¾É•zC{7ËÏX—ç’ñù­{ ˆðÇ8þcZ®å j�§ öJz¬c`lV rÇ�€±À­#çÿƒ3رíîÜI6c¬ÔŒ¶8k’-cçïz¬ÛŽŒ­ç•ge$õ½öíXjÉ�ç§ëüëU¾´áqz¥£:«áUŸÆ®ÚòõÞŒÕÓúªOcWmùzï�ÌØ4{åEAt$¯ÞÛ ž”,„àYKš.íXÂ8mg—ÄNh7Åœ‰›wä^D¾}ÞÅ(þºÜFÛ¯ÈÌ#š«ÊˆkMUO.ÈS�Ìß8"šZ):¹â½Js Ã/ÂF”Ø«èÂØæ“;ég^”õ³ƒI!�u&N«Zi™ï§_B׉³Â©‰/Í ?SVmUb¥ÒùŒ?6"ã^QPX*MÓR•0ßcY3K�y§ìÒb\¤f™ªùö÷Ò'4høeU¹kÇÔ8ûeáöt† .c¶™q.Úö·°òÄÔ`iý2“ú ¦1–[-9_–PfD&ù×ßïkÇðË<‹üŒ……_†1 ²­\†^Wc%�ŒS+å�¥ ³÷Vý~¡g‘.¥.AÛ±pó¸Œ1Ÿ¾ÉDä“26›–ÔbËÜ¢á'�Lp±FlüuyŒÕ} !2AÝúâiÔl¦9ÃOWŒëÒ €±Ò £|0J+ÆJ+ŒòÁ(­+­0Êc` ´`¬´Â(Œ��Ò €±Ò £|0J+ÆJ+ŒòÁ(­+­0Êc` ´`¬´Â(ÿY`ê”JDÙ÷IEND®B`‚æ$$If4Ö”Ö´ñÿPñ �.Б3ý     ”²X Ö0ÿÿÿÿÿÿö !6Ö ÿÿÿÿÿÿÿÿÖ ÿÿÿÿÿÿÿÿÖ ÿÿÿÿÿÿÿÿÖ ÿÿÿÿÿÿÿÿ3Ö4ÖaöbÖ 5Dd'$¥èè𺲠ð S ð–AÁvÿ�Ãhttp://china.chemistrymag.org/cji/2006/images/08b06701.gifð€bð'cÒ6' €ráu¥ç€]ø%ÿÔNµnðûcÒ6' €ráu¥ç€]ø%ÿ‰PNG  IHDRi §ÎNÂtRNSÿ[‘"µbKGDª�#2gIFgë‹4Û cmPPJCmp0712øêÌ`•mIDATx^í�;¯]GÇ÷á P ¥ D„ Pð¨è#ÝÔ(Àº·&å�R˜Òî‘¡wïÔF¢ˆŒRÙUd �l)Åuƒý óØï³÷žµff­y­£ÜÜã»ç±æ¿~³æ±_§s'Q€A�ï1Ô!Uˆ]'¤ < i<:K-Bš0À£€�Æ£³Ô"¤ < i<:K-Bš0À£€�Æ£³Ô"¤ < i<:K-Bš0À£€�Æ£³Ô"¤ < i<:K-Bš0À£€�Æ£³Ô"¤ < i<:gUËI[cþÇøÒÅΤªÓ™›2Ýp!-÷'1ãtâcNH£v1Ÿ/�-9�»!¨�ïŒÃ“–�r@�³O¦ ÏjŠd‹�ÖÿƒÊ¿xÒ²÷X±žÏ<(U�Õè4�iêT�™Ê„´üÀ‚ �ãÕàÙ Ãç,¦é?c©ª8~ÝBZ>¤©QÍøÚªcqRs5]Ñb¢F»>Òò!mé÷Žq]h5 ]iù�¶²d±�:ŽÚ�JôÒˆ„Ý+V¯0A“ 30],ûU}hêk¬R§rðãsÄ·º¤×zé·¨áALëwwìÏ.äô—ÄÑÌÖ™P1�BNçí“f×>óÿS´µž2-h3ÑêiZ”–ì“�rö X“‰7»wŒ€ê¥Æ‡ÏÃ�[ˆ �40>¢¥¢Úˆò0psöÏu*e/}¼À­=¡ë&T##'&ßìFØ»ÚsÒž÷A8[zåBd:Z\Ž[Êå¨ÚÆŒ|Ü]Od3ï" œB`¬1¬ª¬ì‚ÓN*ö§9.³67»û^¢ÆÖþT2ÉΨK.o•%=XOXwì:Eû-3EÈ7»÷Ú; åÅ5»å jœ®ÃÍÓ6-ËmøÜÙ쾘c¦‰Æ§ÈkÏb Œ@gÇÕÕ‡ÙU0¾˜c¦‰ÆÚŒˆÃëT ¤þ^¢0ÒTÕ—2Ó¯‚¤Ê8s?£ÎÚa¤Í¦rû¡_hÙµ¦>qíš&eß–ÑÀážs.5b¨$P Œ4ƒ(Š4„ £Öø›¢&ö2óݪYKÑiìþç«0ê¤�Ôl!�T^âÂç÷�\TÑ~!-¢˜ìEÍî �y»úÓl9]Õ)jžm#¦¨ÞYg½1-ë%¿Ó/ díé!šG–ƒÛ¿ËÙÝôhw1Yj‰i-ÓTFô®…´©k—³ÃTL8Šbh%¤%z~N„RDP«„4}�Dï±4—h„ãR{ µ�¶ýüœÚ½WRûê mçù9%9¢z[ë mÿù9Õ;°˜ÖAZ1r7l¨�Ö°óg[Cô×¶ iBšQ€ün!MHãQ@HãÑ™°–B®UÒ�¢g ÔFZ'fbH>ÇŠapm¤ÅÐ$u… ‡H™*#­’�VD�j›4dë%9Ÿ•Å4>á€5É•%ƒPXÒD9 b}²Ì/îÇ5&(5–4Q.Hî†3cIkX*iz�“Vã.È×i3WKZ�›R±aaì�Õ’Û'R^ BZ €’¨@ã¤UrNèì¤ÉÚ&­å;ß¹±k›´^m{³¨ÜüN _Ó¤õw¾/Uè߈Aªw»…7MZÆršbt¶MZç{ñÁŒq[Ìû–Iî|_ÑÓã½y ËØ2iã�ïÃKYèoz$pd)'Cò"M¶·PI=’6¾HØTæ÷M^XUdDk›A*öæV)ÃKrh  $m°¼¿N×y¹nA/A¢uJ•¥S’6¬élhSû£®'»ôš±Jc0%i«w9cÚþ«‘«ìäG�rvJ€"®~ ("fJÒVvº^¦UÒK�bº FY1ÈŒaÇA|¤ék6&ÑK�Ü¡–Ø�OHÚ°k ~›¯®˜6WÜû%Htî É☒¤¨ßÝ~KÅ„º DΜ+i‘›)Å%W€�´ÌÖ@+É9Žä^ÎÁÒrh¦Ø�\�ZIKª†ëÄùýš÷È¡ô8";2sö~ý8jŒºpÐ+ÀÙ�èíÊÿò€Ò,bæ§vÙwΞ’›¯Þ^ðrêJ±Þõ°¶M£ÌÍ'¿û`Y¿>¦~ÆÿìQô¸t²ÛiкüYÁÖÔÑJû}úã– ÇGŒVº_}ö›Ÿ-R\ªå£—¶®Â�ò"‡»ˆ±í&©+½ºeåÈ•vSæK呆sÃÓ<¤u/¾¹§jzôÛŸ|nâ_š(€uÈíS•ܤ©6é„n× Ó å.IóSg2’Ö·pWé¬d·÷‡?×Ó&ÜÅÎà1ûóR¹h1 Õ­K"­ëÞÿýóyG2Æ/û;zÈÇ|þ\1mˆ2Ö?øIÇZ‡¹r†´‹Xé¡*KI¤­cš»/è‰D@GÔpÞ· -?åpž×©õ@Uøå_PÉÉg=S[ÎÓ2Sëô– :ÃÒ¢ïºw2Oƒ:i5Oå Âét÷»o1É‹NØ)WZ¾øÕ³ß;å@W‰ÜŠE&ŸÛ»<Ù94îà¼'ò²‰µ6ìèpÔòÐK×ζܮ�Lèˆ9ïyxöØ ÍºAdÊ�e3aR/Úˆ%­¯È¿¾¾v Ò ¨-�Ÿý  #+iÙ�#ðv;¤_m§ñ^D˜Išì§Á”Ç;�wq©—�ôŒiÐð±¬ìÓ?þú®îñÙÒÜG/Äð#¦�—Ñ03Æ?W—©&C)•C¨] ivªqû‹~z|ñ¢íÖ=¸1= iÃ=d<¤Q*‡P»ÒÞ¿ÿ÷ÞØm¡Òçi�…QĘF©\�¤Ùþÿæo^ýóÉш‚hû<¤A‡ôc¥rµCúÎæ<í ÀÁ,„yS³?QcÒ¨•íÓUiˆµ'sL£TáJ!­ç¨'iÐ8»â³Ûåð]Ú°ç³Ûmírxï)ïL¤µ§0j°3\g…Óêôëæ|r³©”Í+Òê"Íý"›U{Ù®4Òê"í¢5\!Ë)£�æ”h'�½)ŠûšÛlÀAË6‘–F9´Á˜ !K%L=li“ßð h–1- =lN·ûÎk9’³Á%ˆ3Ø.w9D¹ØŽñ¿Eo§»¢ë„%HlLóW.ÈLÉl`[)âwqŠ% o�䈩¦§ç5 i˜´RO,‚ ®`ƒ:›éOon¤YåüÛ3~äYÙõŠ”Kír#-ºw�>z�Yè"sÖ«�Ño¿aî¬<¤IŒŠßäÎ#Ǻ�¾4fœú¹˜ kia6Òä.1ØÑ²`žÔNöi—42I¬í¿$Ìä�á ö>”LIãnykó"qˆœ)dCøñ²©Ï2çø­‹!ÕK^2ìûH>G�,À,Þ j®Ü™Æ4—Ù®ã%NÂ\m‚7W�Ïá¢j°ò+%må•­~Óê^út‹ÀäïÏêü?½E¸Ú §I‚Ô„çÍ£·f‹rÀøœ+iLÒ£»ÐU`ÎSwÍ•4—êu„·+cH0Ä÷\a¶¤µÔ¶ý»V`k“,M˜Ûô�ËaÙ’£‡R(�¬×8�¶)ç¡èa2i.à!ºÕ˜fôØùxM € >=À8T{m „g&Ò<(iNýÐF±Á½ƒ3çÔ|Iõ£ÌÔ2XcÓÇWgqY ÈœŒIk"¨©™”Å`Ó[ÛCê””,¸¹ÐMP€8ã>ï‰Û lµ]Wí>ÄÜøA�^óã½oF°Æ4ÈÄqÑ\DC6eRól•1q§�‡wjŸ%(ºTpŒº¬¤�[Ð'ô¢ —Áò`Í¥?Z ¨c¡}íÈ 'Çm�8Š™´B”1#ÑÌEoͪÔÉ)1¶îPfÒ€ö�É2Ðk2"ý¢uè¦Â'ã“è’æM²ŸÓÉDVòÔÂófˆ:ˆðp·Þ£L¨�¸IC6™|�tœ�@e€û–¸È^˜ç²uuÉë5h—SºÁ3.«G½€¤Á”C0·…¤Ú"ÞdxÓ¸úÑŒ¦˜Mý"‰ -šN/VP*ÂHƒ)3rH6I ¡/—¼k½4ž]3ŽZ¥w{`ÞAhƒ,F¢þUÒåf‡FP½Äߪô9Ís/(Rλ¸,éÐÀ¦mÏ· Å]A‘4�‹y go—%iO¹9SÕòeŸ³‰øl:WÄ^m@býc¨#'Ž´#åÔ«»d/­VgïJ˜>‰J>ÓÐ|�ƒÒ»°I£¼üfv ôÛæ½ô8Ò\Ê™.i;�u÷Vw4Dš�ÖÐÁ>Ï¥Žë¶¶š… 걄\–s|l<­«Üoy±({¦f*�4øùÃÁÏ:‡×jš1•t7aúΈҳïBnÚ]�v Jf… Èqë Õ`¤3¦©p&D�yš|=¶àYÌ,žòôÁžM:rG ÆbhŠXŸßƒ´¡æ8¾…´cù$MsÉÃ"[ Ú³akÐìœ40ÐQLˆ|cšd{iÚÒâÄ'”F‡‰Ç³Y!EêÞo®¤˜Í¨ÌÝåj:42è-CS¬¶”c^»+„í“Øž£'{‘¦T#¾kg¡Ô%ØJ®ÅtÍœøB`¶¡œmÐz'PcÌÂ0–¤XÎ"åÓ"U .æ¢åI,,h Š×)(Ó^"c¯�Ó!‚ªÜÈœ²n¿Ñ³ |†oÖdv×6¯'ôôÐx…É0c‹Íøär´?n³ÀbûÇ´¤ÊYµÌ%ªñìXžR‹W.ØÔ §TMQ¦i~ó4”�t‰}Ç"—rÓY :Û•l'¢I:‘LK¤ÕP­U+‰f‰[^hõÅ’F©·Ç…¾”æÔQ6i¹m»¯ÒX™²Yl¤Ö1Sú¤0©€æ i[BµÍÍð#¤»¤$ T@H °þì®M!  ’I9 À’¬W€‘4ñpÓÔ1’Ö´Îù5^_ c.ëXÿ&2UH#6ÿbû»èõóTìjsûr¬‹Œ„´ü‘Hla¤-ŸöH“ébOîŽ?¡W±÷ˆöHK!ò©þâ4/ÀÚhes¤Åšv‰¡�@#²H†%­|å"M;€Þ£�@#¶“õ£§¹ƒv_”h“ ,iþÊñzxÏÌ!-ÚÌzð´W.¿iëÃ’Fk CéyÏÐÐܪhŒ´hcAn~ÌßFÒ$šä�¡…Œ¤¶BŠÎ_!-¥´0ÞtCHKéÇ–êÒZòvʶ i)Õo©n!­%o£Ûq£[HC«ßT†x[SBZSà$l¬�–Pü¦ªÒšrwÂÆ i ÅϾêxû¶¾Ï„Ì^¢c*Wª©ì–˜–JùÖêÒZóxªöâÇ|ŽTm›ÕÛ�Âöˆ›Ÿ 3ak¯½(S{HåPøøpÈQõ‚£#K÷xgÖuneö íxÛ8ÄBB§øË¾§”7ÂF_/™§A‰!Jrº'$oØÃ¨=jŽNš‡ £Cò²+GD^µÅF'­Z¥|Vh÷‰n6~žæ«¸äk[‰i´þ÷½ç¿²™YŽ`WûÃcÑø3Û:ÎëŸÔÅ’†nv_U}Ê�U'Ãrbʵr™Ìè"æÙx3÷ m›�$ mù´ª”‘æ›(d–’7l]u¸5‚$M”óU€3_Ðä; óaV&ÒÂthüö~5М z�ud—Ìo¸·ÍÐo\ÝkP¤yƒJ¹ £H3‡t¯YåÐýТݱ»ÒòTËѣɜ%ØÌØ"ô›œÇlØÌêijS�ØÌä|Ól¤Uü&œº›]„–íì›Yåó¯Ù¬ÿ¼kv‚ÔV$im‰#­�¨@ £gÄæJQÉÒ’IßXÅBZcOÖ\!-™ô�U,¤5æðdÍÒ’IßXÅBZcOÖ\!-™ô�U,¤5æðdÍÒ’IïU±zÇÓ •ñ…~ßðþU©ošŸ{5èÃîKZßßxY¸—)5iå*Õ ˜Â¾Q‰õ�záÓ^¶î<ì~Ø·Ÿ`¬r¦MMZ¯Z�Ê9¥%Jðàž*øÞƒ!hýëÓ›·:>�NoÕ·‡§Óoõ5CÈ{usºyeÒªoê�þ˜Ã6Ï?Tž¯N7æï/lÒ·_œNõ¾þxú£-æ•hé>]÷À¼ÿ[)§z¨úöìêúÎv×;õMýùöÎv]{øåuwýÒ¼¼M}S‡f¯CÕ|ªò<é®Íߟۤw·ªý‡¯§ïéXs×=ÕO/ÈK¥ÌÕÞ©¦vÝõL/}XI5°Ûµ^ê Îs­•5I_Ÿ¯õ/�ðê<}´Úx)B!E”«\H«ýójÀ�™~§»ížœ[ÒŸß©rûnj:£>üXVܨަY²ÛôúçÙ;õc²¨¤¯Ï¯UÙ]§‹Qõ±N`¿Çø¤'­Tåb¨�/CAñ¨{g€èaywV´ P¼~¢B”ÅhäiLgÿ¼ m‘J³«óÑžªD�ŸŸÇïx;/sd@Z¡ÊÅP_†‚幚j<ß MÇ¡îÉ2¦i¶z{¤©ôO\«¨Ïñ;ÞÎ,I+T¹êãËè§d&­FOUØUwg†È1¦ÍFOizô>*ÿkÛñvfIšžÀ¨\ õñeh©©Ás í©žÏ�péÙü•J¡Öf|§ù{ºJ}xš«õ`ÚÁ5_3¿žÐ=þ$mÚ4œ#Xð ûáé£î³´¢TûŸÕXwUhŽÇ™&�üo÷º«Ï è¢ ¤)»ÊÜFϲÕë÷Èmô_Õª€�V«gsk—�–›GjµGH«Õ³¹µKHËÍ#µÚ#¤ÕêÙÜÚ%¤åæ‘ZíÒjõlníú?vÒzì‹UÐIIEND®B`‚ iF@ñÿF ck‡e $1$a$$CJKHPJ_HaJmH nHsH tHA@òÿ¡ Øž¤‹µk=„W[SO B`ò ck‡e‡eW[aJW`¢ �‰¹p5�\�$U`¢$ …�§~þ”¥c >*B*phÿ´Zÿÿÿÿt'(¸Ô=[\QSŸ ± sÚ{lÝë/F]~€�‚ƒ†ˆ�Ž�¤¿ê %@b��íBO\i��¤¾Øñ  rXc³¶˜0€€˜0€€˜0€€š0€€˜0€€˜0€€˜0€€˜0€€˜0€€š0€€˜0€€˜0€€˜0€€˜0€€˜0€€˜0€€˜0€€©0€€©0€€©0€€©0€€©0€€©0€€™0€€©0€€©0€€©0€€©0€€©0€€©0€€©0€€©0€€™0€€©0€€©0€€©0€€©0€€©0€€©0€€©0€€©0€€™0€€˜0€€˜0€€©0€€©0€€©0€€©0€€©0€€™0€€©0€€©0€€©0€€©0€€©0€€™0€€˜0€€˜0€€˜0€€˜0€€˜0€€ö °/°6h?!$',ü./1 134h?"%&()*+h?#á {}nÏÑðQS np´X´ÿŒC´ÿ¬C´ÿ¬C´ÿ¬C´ÿ¬'([\RS³¶ÿÿtssc270C:\Documents and Settings\Administrator\Lhb—\1.docÝë/F]~€�‚ƒ†ˆ�Ž�¤¿ê %@b��BO\i��¤¾Øñ  ¶žž–ž–ÿ@€SSláSR¸´PP @PP P PP"P(P*P0P2P4P6P<P>ÿÿUnknownÿÿÿÿÿÿÿÿÿÿÿÿG�‡z €ÿTimes New Roman5�€Symbol3&� ‡z €ÿArial;�†ÑžSOSimHei;�†‹[SOSimSun 1ˆ¤h€›±¦�›±¦qQ 6Á-!),.:;?]}¨·ÇÉ    & 6"0000 0 0 00000ÿÿÿ ÿ ÿÿÿÿÿ=ÿ@ÿ\ÿ]ÿ^ÿàÿ([{·  0 0 00000ÿÿ;ÿ[ÿáÿåÿ ´œ‚€2ƒÿÿsAnalysis of amino acids in medicine by micellar electrokinetic capillary with high frequency conductivity detectiontssc27tssc27þÿà…ŸòùOh«‘+'³Ù0Ô�˜ 0<HX ht � œ ¨´¼Ą̈tAnalysis of amino acids in medicine by micellar electrokinetic capillary with high frequency conductivity detectionnaltssc27ssscsscNormalstssc27s1scMicrosoft Word 9.0c@FÃ#@ð¹ �;Ç@6}1�;ÇqQþÿÕÍÕœ.“—+,ù®DÕÍÕœ.“—+,ù®¤` hp€ˆ�˜  ¨°¸ À @¨teloon6 ü tAnalysis of amino acids in medicine by micellar electrokinetic capillary with high frequency conductivity detection ÌâÄ¿h 8@ _PID_HLINKS¨A D6mailto:capill4@hotmail.comj:ø ;http://china.chemistrymag.org/cji/2006/images/08b06705.gifj9 %;http://china.chemistrymag.org/cji/2006/images/08b06706.gifj=¤(;http://china.chemistrymag.org/cji/2006/images/08b06702.gifj>Þ4;http://china.chemistrymag.org/cji/2006/images/08b06701.gif  !"#$%&'()*+,-þÿÿÿ/0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`aþÿÿÿcdefghiþÿÿÿklmnopqþÿÿÿstuvwxyþÿÿÿýÿÿÿ|þÿÿÿþÿÿÿþÿÿÿÿÿÿÿRoot Entryÿÿÿÿÿÿÿÿ ÀFà”ýD�;Ç~€Data ÿÿÿÿÿÿÿÿÿÿÿÿ.Åf1TableÿÿÿÿÿÿÿÿbWordDocumentÿÿÿÿ2ZSummaryInformation(ÿÿÿÿÿÿÿÿÿÿÿÿjDocumentSummaryInformation8ÿÿÿÿÿÿÿÿrCompObjÿÿÿÿfObjectPoolÿÿÿÿÿÿÿÿÿÿÿÿà”ýD�;Çà”ýD�;Çþÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿþÿ ÿÿÿÿ ÀFMicrosoft Word Îĵµ MSWordDocWord.Document.8ô9²q