%PDF-1.7 %ÈÈÈÈÈÈ?1 0 obj <> endobj 2 0 obj <>/Metadata 127 0 R>> endobj 3 0 obj <> endobj 4 0 obj <>/ExtGState<>/XObject<>>>/Group<>/StructParents 0/Tabs/S>> endobj 5 0 obj <>stream 1 0 0 -1 0 841.90002441 cm q 1 g 0 0 m 600 0 l 600 450 l 0 450 l h f* Q q 1 0 0 1 0 450 cm q 1 g 0 0 m 600 0 l 600 450 l 0 450 l h f* Q Q q 1 0 0 1 65.65000153 94.18599701 cm q 474.8500061 0 0 -20.79999924 0 20.79999924 cm /X1 Do Q Q /Artifact <> BDC q 1 0 0 1 90 42.54999924 cm -90 0 m 505.29998779 0 l 505.29998779 87.3690033 l -90 87.3690033 l h W n BT /FAAAAI 9 Tf 1 0 0 -1 0 9.56900024 Tm 0 g [( )-1( )-1( )-1( )] TJ /GS1 gs 0 g [-11231( )] TJ ET q 1 0 0 1 0 11.98600006 cm BT 1 0 0 -1 0 41.42499924 Tm /GS2 gs 0 g [( )-1( )-1( )-1( )-1( )] TJ 1 0 0 -1 413.36099243 41.42499924 Tm /GS1 gs 0 g [( )] TJ ET Q q 1 0 0 1 0 53.4109993 cm BT 1 0 0 -1 0 8.56900024 Tm /GS2 gs 0 g [( )-1( )-1( )] TJ /GS1 gs 0 g [-9040( )] TJ ET Q q 1 0 0 1 0 64.39700317 cm BT 1 0 0 -1 0 8.56900024 Tm [( )] TJ ET Q q 1 0 0 1 0 75.38300323 cm BT 1 0 0 -1 0 8.56900024 Tm /GS2 gs 0 g [( )] TJ /FAAABD 9 Tf [-548( )] TJ ET Q Q EMC q 1 0 0 1 90 54.5359993 cm q 1 0 0 1 225 -0.00000076 cm q 188.3614502 0 0 -41.42535019 0 41.42535019 cm /X2 Do Q Q Q q 1 0 0 1 90 129.91900635 cm /P <> BDC BT /FAAABH 22 Tf 1 0 0 -1 73.9260025 23.67700005 Tm 2 Tr 0 g 0.62857145 w 0 G [<0003>-4<0004>-4<0005>-4<0006>-4<0007>] TJ ET EMC /P <> BDC BT /FAAABD 22 Tf 1 0 0 -1 184.36599731 23.67700005 Tm 0 Tr [(\(5)1(%,)] TJ ET EMC /P <> BDC BT /FAAABH 22 Tf 1 0 0 -1 224.08000183 23.67700005 Tm 2 Tr [<0008>-4<0009>] TJ ET EMC /P <> BDC BT /FAAABD 22 Tf 1 0 0 -1 268.25601196 23.67700005 Tm 0 Tr [(\))] TJ ET EMC /P <> BDC BT /FAAABH 22 Tf 1 0 0 -1 275.10998535 23.67700005 Tm 2 Tr [<000A>-4<0003>-4<000B>] TJ ET EMC /P <> BDC BT /FAAABD 22 Tf 1 0 0 -1 341.37399292 23.67700005 Tm 0 Tr /GS1 gs 0 g [( )] TJ ET EMC q 1 0 0 1 0 31.20000076 cm /P <> BDC BT 1 0 0 -1 207.6499939 23.11899948 Tm [( )] TJ ET EMC Q q 1 0 0 1 0 62.40000153 cm /P <> BDC BT /FAAABH 10.5 Tf 1 0 0 -1 102.23000336 11.65499973 Tm 2 Tr /GS2 gs 0 g 0.30000001 w [<000C>-4<000D>-4<000E>-4<000F>-4<0010>-4<0011>-3<0012>-4<0013>-4<0014>-4<0015>-4<0016>-4<0017>-4<0018>-4<0019>-4<0016>-4<001A>-3<001B>-4<001C>-4<001D>-4<001E>] TJ ET EMC /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 313.07000732 11.65499973 Tm 0 Tr /GS1 gs 0 g [( )] TJ ET EMC Q q 1 0 0 1 0 78 cm /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 0 11.38799953 Tm [( )] TJ ET EMC Q q 1 0 0 1 0 93.59999847 cm /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 0 11.38799953 Tm [( )] TJ ET EMC Q q 1 0 0 1 0 109.19999695 cm /P <> BDC BT /FAAABD 10.5 Tf 1 0 0 -1 0 11.38799953 Tm [( )] TJ ET EMC Q q 1 0 0 1 0 124.80000305 cm /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 0 11.38799953 Tm [( )] TJ ET EMC Q q 1 0 0 1 0 140.3999939 cm /P <> BDC BT /FAAABH 10.5 Tf 1 0 0 -1 0 11.65499973 Tm 2 Tr /GS2 gs 0 g 0.30000001 w [<000D>-4<000E>-4<001F>-4<0020>-4<0021>] TJ ET EMC /P <> BDC BT /FAAABD 10.5 Tf 1 0 0 -1 52.70999908 11.65499973 Tm 0 Tr /GS1 gs 0 g [( )] TJ ET EMC Q q 1 0 0 1 0 156 cm /P <> BDC BT /FAAACB 10.5 Tf 1 0 0 -1 0 11.65499973 Tm /GS2 gs 0 g [<00030004>] TJ ET EMC /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 21.01000023 11.65499973 Tm [(\(Gelati)-1(n\))] TJ ET EMC /P <> BDC BT /FAAACB 10.5 Tf 1 0 0 -1 58.11399841 11.65499973 Tm [<00220023>-1<00240025>-1<00260027>-1<00280029>-1<002A002B>-1<002C002D>-1<002E0017>-1<002F0030>-1<00310032>-1<00280005>-1<003300280030>-1<00340028>-1<00350004>-1<00280036>-1<00370038>-1<0039003A>-1<003B>] TJ ET EMC /P <> BDC BT 1 0 0 -1 0 27.25500107 Tm [<003C0026003D003E0036003F>] TJ ET EMC /P <> BDC BT 1 0 0 -1 63 27.25500107 Tm [<0017>] TJ ET EMC /P <> BDC BT 1 0 0 -1 68.25 27.25500107 Tm [<000300040026002B002C0040003C002A004100420043002300440040003C00450046004700480049004A0048004B004C004D0026004E004F00480049005000510025>] TJ ET EMC /P <> BDC BT 1 0 0 -1 414.75 27.25500107 Tm [<0017>] TJ ET EMC /P <> BDC BT 1 0 0 -1 0 42.85499954 Tm [<00480049004A003D00520053005400550056005700540055>] TJ ET EMC /P <> BDC BT 1 0 0 -1 126 42.85499954 Tm [<0058>] TJ ET EMC /P <> BDC BT 1 0 0 -1 133.18400574 42.85499954 Tm [<000300040022004F00480049005900510025005A>] TJ ET EMC /P <> BDC BT 1 0 0 -1 238.18400574 42.85499954 Tm [<0017>] TJ ET EMC /P <> BDC BT 1 0 0 -1 245.36799622 42.85499954 Tm [<00220004002D005B005C004E005D002600050033000D0025>] TJ ET EMC /P <> BDC BT 1 0 0 -1 371.36801147 42.85499954 Tm [<0017>] TJ ET EMC /P <> BDC BT 1 0 0 -1 378.55200195 42.85499954 Tm [<0053005E000E>] TJ ET EMC /P <> BDC BT 1 0 0 -1 410.05200195 42.85499954 Tm [<0028>] TJ ET EMC /P <> BDC BT 1 0 0 -1 0 58.45499802 Tm [<005F0060003800390061006200630064006500660067006800160058>] TJ ET EMC /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 147 58.45499802 Tm /GS1 gs 0 g [( )] TJ ET EMC Q q 1 0 0 1 0 218.3999939 cm /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 0 11.38799953 Tm [( )] TJ ET EMC Q q 1 0 0 1 0 234 cm /P <> BDC BT /FAAACB 10.5 Tf 1 0 0 -1 0 11.65499973 Tm /GS2 gs 0 g [<0003>-12<0004>-13<0005>-12<0006>-13<0007>] TJ ET EMC /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 53.15499878 11.65499973 Tm [(\(5%,)] TJ ET EMC /P <> BDC BT /FAAACB 10.5 Tf 1 0 0 -1 71.91699982 11.65499973 Tm [<0008>-12<0009>] TJ ET EMC /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 93.17900085 11.65499973 Tm [(\))] TJ ET EMC /P <> BDC BT /FAAACB 10.5 Tf 1 0 0 -1 96.4940033 11.65499973 Tm [<002B>-12<002C>-13<0069>-12<006A>-13<006B>-12<006C>-13<0003>-12<0004>-13<0028>-12<006D>-13<006E>-12<0049>-13<0005>-12<0040>-13<003C>-12<0017>-13<006F>-12<0008>-13<0009>-12<0070>-13<0071>-12<0017>-12<0072>-13<0073>-12<0074>-13<004E>-12<0075>-13<0076>-12<0077>-13<0078>] TJ ET EMC /P <> BDC BT 1 0 0 -1 0 27.25500107 Tm [<0079007A00070011007B0004007C007D>] TJ ET EMC /P <> BDC BT 1 0 0 -1 84 27.25500107 Tm [<0017>] TJ ET EMC /P <> BDC BT 1 0 0 -1 91.18399811 27.25500107 Tm [<007E007F00800006003300150016>] TJ ET EMC /P <> BDC BT 1 0 0 -1 164.68400574 27.25500107 Tm [<0017>] TJ ET EMC /P <> BDC BT 1 0 0 -1 171.86799622 27.25500107 Tm [<006F00810016008200790083008400850086007E00840038>] TJ ET EMC /P <> BDC BT 1 0 0 -1 297.86801147 27.25500107 Tm [<0058>] TJ ET EMC /P <> BDC BT 1 0 0 -1 305.05200195 27.25500107 Tm [<008700880084000F0016001A0089001300620063>] TJ ET EMC /P <> BDC BT 1 0 0 -1 410.05200195 27.25500107 Tm [<0017>] TJ ET EMC /P <> BDC BT 1 0 0 -1 0 42.85499954 Tm [<0018008A0016001A001B001C001D001E007B008B008C0016008D0058>] TJ ET EMC /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 147 42.85499954 Tm /GS1 gs 0 g [( )] TJ ET EMC Q q 1 0 0 1 0 280.79998779 cm /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 0 11.38799953 Tm [( )] TJ ET EMC Q q 1 0 0 1 0 296.3999939 cm /P <> BDC BT /FAAABH 10.5 Tf 1 0 0 -1 0 11.65499973 Tm 2 Tr /GS2 gs 0 g 0.30000001 w [<000D>-4<000E>-4<0040>-4<003C>-4<0021>] TJ ET EMC /P <> BDC BT /FAAABD 10.5 Tf 1 0 0 -1 52.70999908 11.65499973 Tm 0 Tr /GS1 gs 0 g [( )] TJ ET EMC Q q 1 0 0 1 0 312 cm /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 0 11.38799953 Tm [( )] TJ ET EMC Q q 1 0 0 1 -5.4000001 327.6000061 cm q 0.25 0.5 m 123.25 0.5 l 123.25 23.89999962 l 0.25 23.89999962 l h W n q 1 0 0 1 5.4000001 0.5 cm /P <> BDC BT /FAAABH 9 Tf 1 0 0 -1 38.27799988 15.00499916 Tm 2 Tr /GS2 gs 0 g 0.25714287 w [<000D>-4<000E>-4<008E>-4<008F>] TJ ET EMC /P <> BDC BT /FAAAAI 9 Tf 1 0 0 -1 74.42199707 14.77600098 Tm 0 Tr /GS1 gs 0 g [( )] TJ ET EMC Q Q q 1 0 0 1 123.5 0 cm 0.25 0.5 m 82.55000305 0.5 l 82.55000305 23.89999962 l 0.25 23.89999962 l h W n q 1 0 0 1 5.4000001 0.5 cm /P <> BDC BT /FAAABH 9 Tf 1 0 0 -1 26.9640007 15.00499916 Tm 2 Tr /GS2 gs 0 g 0.25714287 w [<0090>-4<0091>] TJ ET EMC /P <> BDC BT /FAAAAI 9 Tf 1 0 0 -1 45.0359993 14.77600098 Tm 0 Tr /GS1 gs 0 g [( )] TJ ET EMC Q Q q 1 0 0 1 206.30000305 0 cm 0.25 0.5 m 76.55000305 0.5 l 76.55000305 23.89999962 l 0.25 23.89999962 l h W n q 1 0 0 1 5.4000001 0.5 cm /P <> BDC BT /FAAABH 9 Tf 1 0 0 -1 14.92800045 15.00499916 Tm 2 Tr /GS2 gs 0 g 0.25714287 w [<0092>-4<0093>-4<0094>-4<0095>] TJ ET EMC /P <> BDC BT /FAAABD 9 Tf 1 0 0 -1 51.0719986 14.77600098 Tm 0 Tr /GS1 gs 0 g [( )] TJ ET EMC Q Q q 1 0 0 1 283.1000061 0 cm 0.25 0.5 m 51.65000153 0.5 l 51.65000153 23.89999962 l 0.25 23.89999962 l h W n q 1 0 0 1 5.4000001 0.5 cm /P <> BDC BT /FAAABH 9 Tf 1 0 0 -1 6.99599981 15.00500011 Tm 2 Tr /GS2 gs 0 g 0.25714287 w [<000A>-4<0003>-4<000B>] TJ ET EMC /P <> BDC BT /FAAABD 9 Tf 1 0 0 -1 34.10400009 15.00500011 Tm 0 Tr /GS1 gs 0 g [( )] TJ ET EMC Q Q q 1 0 0 1 0 23.89999962 cm q 0.25 0.5 m 123.25 0.5 l 123.25 23.89999962 l 0.25 23.89999962 l h W n q 1 0 0 1 5.4000001 0.5 cm /P <> BDC BT /FAAACB 9 Tf 1 0 0 -1 0 15.00499916 Tm /GS2 gs 0 g [<00030004000500060007>] TJ ET EMC /P <> BDC BT /FAAAAI 9 Tf 1 0 0 -1 45 14.77600098 Tm [(\(5%,)] TJ ET EMC /P <> BDC BT /FAAACB 9 Tf 1 0 0 -1 60.97000122 15.00499916 Tm [<00080009>] TJ ET EMC /P <> BDC BT /FAAAAI 9 Tf 1 0 0 -1 78.97000122 14.77600098 Tm [(\))] TJ ET EMC /P <> BDC BT 1 0 0 -1 81.6989975 14.77600098 Tm /GS1 gs 0 g [( )] TJ ET EMC Q Q q 1 0 0 1 123.5 0 cm 0.25 0.5 m 82.55000305 0.5 l 82.55000305 23.89999962 l 0.25 23.89999962 l h W n q 1 0 0 1 5.4000001 0.5 cm /P <> BDC BT /FAAACF 9 Tf 1 0 0 -1 11.25 15.00499916 Tm /GS2 gs 0 g [(500ml/100ml)] TJ ET EMC /P <> BDC BT /FAAAAI 9 Tf 1 0 0 -1 60.75 14.77600098 Tm /GS1 gs 0 g [( )] TJ ET EMC Q Q q 1 0 0 1 206.30000305 0 cm 0.25 0.5 m 76.55000305 0.5 l 76.55000305 23.89999962 l 0.25 23.89999962 l h W n q 1 0 0 1 5.4000001 0.5 cm /P <> BDC BT /FAAACF 9 Tf 1 0 0 -1 26.25 15.00499916 Tm /GS2 gs 0 g [(4)] TJ ET EMC /P <> BDC BT /FAAACB 9 Tf 1 0 0 -1 30.75 15.00499916 Tm [<009D>] TJ ET EMC /P <> BDC BT /FAAAAI 9 Tf 1 0 0 -1 39.75 14.77600098 Tm /GS1 gs 0 g [( )] TJ ET EMC Q Q q 1 0 0 1 283.1000061 0 cm 0.25 0.5 m 51.65000153 0.5 l 51.65000153 23.89999962 l 0.25 23.89999962 l h W n q 1 0 0 1 5.4000001 0.5 cm /P <> BDC BT /FAAAAI 9 Tf 1 0 0 -1 12.64400005 15.00500011 Tm /GS2 gs 0 g [(1)] TJ ET EMC /P <> BDC BT /FAAACB 9 Tf 1 0 0 -1 19.45599937 15.00500011 Tm [<009E>] TJ ET EMC /P <> BDC BT /FAAAAI 9 Tf 1 0 0 -1 28.45599937 15.00500011 Tm /GS1 gs 0 g [( )] TJ ET EMC Q Q Q q 0.5 w 0 0.5 m 0 47.79999924 l S Q q 0.5 w 123.5 0.5 m 123.5 23.89999962 l S Q q 0.5 w 123.5 24.39999962 m 123.5 47.79999924 l S Q q 0.5 w 206.30000305 0.5 m 206.30000305 23.89999962 l S Q q 0.5 w 206.30000305 24.39999962 m 206.30000305 47.79999924 l S Q q 0.5 w 283.1000061 0.5 m 283.1000061 23.89999962 l S Q q 0.5 w 283.1000061 24.39999962 m 283.1000061 47.79999924 l S Q q 0.5 w 335 0.5 m 335 47.79999924 l S Q q 0.5 w -0.25 0.25 m 335.25 0.25 l S Q q 0.5 w 0.25 24.14999962 m 334.75 24.14999962 l S Q q 0.5 w -0.25 48.04999924 m 335.25 48.04999924 l S Q Q q 1 0 0 1 0 375.8999939 cm /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 0 11.38799953 Tm [( )] TJ ET EMC /P <> BDC BT 1 0 0 -1 21 11.38799953 Tm [( )] TJ ET EMC /P <> BDC BT 1 0 0 -1 42 11.38799953 Tm [( )] TJ ET EMC /P <> BDC BT 1 0 0 -1 63 11.38799953 Tm [( )] TJ ET EMC Q q 1 0 0 1 0 391.5 cm /P <> BDC BT /FAAABH 10.5 Tf 1 0 0 -1 0 11.65499973 Tm 2 Tr /GS2 gs 0 g 0.30000001 w [<009F>-4<0082>-4<00A0>-4<00A1>] TJ ET EMC /P <> BDC BT /FAAABD 10.5 Tf 1 0 0 -1 42.16799927 11.65499973 Tm 0 Tr [(\()] TJ ET EMC /P <> BDC BT /FAAABH 10.5 Tf 1 0 0 -1 45.43899918 11.65499973 Tm 2 Tr [<000F>-4<0010>-4<00A2>-4<00A3>] TJ ET EMC /P <> BDC BT /FAAABD 10.5 Tf 1 0 0 -1 87.60700226 11.65499973 Tm 0 Tr [(\))] TJ ET EMC /P <> BDC BT /FAAABH 10.5 Tf 1 0 0 -1 90.87799835 11.65499973 Tm 2 Tr [<0021>] TJ ET EMC /P <> BDC BT /FAAABD 10.5 Tf 1 0 0 -1 101.41999817 11.65499973 Tm 0 Tr /GS1 gs 0 g [( )] TJ ET EMC Q q 1 0 0 1 0 407.1000061 cm /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 0 11.65499973 Tm /GS2 gs 0 g [(1)] TJ ET EMC /P <> BDC BT /FAAACB 10.5 Tf 1 0 0 -1 5.32200003 11.65499973 Tm [<0028007E007F008000060033001500160058>] TJ ET EMC /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 99.8219986 11.65499973 Tm /GS1 gs 0 g [( )] TJ ET EMC Q q 1 0 0 1 0 422.70001221 cm /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 0 11.38799953 Tm [( )] TJ ET EMC Q q 1 0 0 1 0 438.29998779 cm /P <> BDC BT /FAAABH 10.5 Tf 1 0 0 -1 0 11.65499973 Tm 2 Tr /GS2 gs 0 g 0.30000001 w [<00A4>-4<00A5>-4<00A6>-4<00A7>-4<0021>] TJ ET EMC /P <> BDC BT /FAAABD 10.5 Tf 1 0 0 -1 52.70999908 11.65499973 Tm 0 Tr /GS1 gs 0 g [( )] TJ ET EMC Q q 1 0 0 1 0 453.8999939 cm /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 0 11.65499973 Tm /GS2 gs 0 g [(1)] TJ ET EMC /P <> BDC BT /FAAACB 10.5 Tf 1 0 0 -1 5.32200003 11.65499973 Tm [<002800A400A500080009009F0082001700A800A900AA00AB002500AC00AD0058>] TJ ET EMC /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 173.32200623 11.65499973 Tm /GS1 gs 0 g [( )] TJ ET EMC Q q 1 0 0 1 0 469.5 cm /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 0 11.65499973 Tm /GS2 gs 0 g [(2)] TJ ET EMC /P <> BDC BT /FAAACB 10.5 Tf 1 0 0 -1 5.32200003 11.65499973 Tm [<0028002A00AE00AF002600B000B1008500B200B3001700B400B500B600B700B800B900BA003D00BB00BC00BD00BE009F00820058>] TJ ET EMC /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 278.32199097 11.65499973 Tm /GS1 gs 0 g [( )] TJ ET EMC Q q 1 0 0 1 0 485.1000061 cm /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 0 11.38799953 Tm [( )] TJ ET EMC Q q 1 0 0 1 0 500.70001221 cm /P <> BDC BT /FAAABH 10.5 Tf 1 0 0 -1 0 11.65499973 Tm 2 Tr /GS2 gs 0 g 0.30000001 w [<0045>-4<00BF>-4<000D>-4<000E>-4<0021>] TJ ET EMC /P <> BDC BT /FAAABD 10.5 Tf 1 0 0 -1 52.70999908 11.65499973 Tm 0 Tr /GS1 gs 0 g [( )] TJ ET EMC Q q 1 0 0 1 0 516.29998779 cm /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 0 11.38799953 Tm [( )] TJ ET EMC Q q 1 0 0 1 -5.4000001 531.90002441 cm q 0.25 0.5 m 341.75 0.5 l 341.75 20.14999962 l 0.25 20.14999962 l h W n q 1 0 0 1 5.4000001 0.5 cm /P <> BDC BT /FAAACB 10.5 Tf 1 0 0 -1 0 13.68000031 Tm /GS2 gs 0 g [<00C0004300C100060007>] TJ ET EMC /P <> BDC BT /FAAACF 10.5 Tf 1 0 0 -1 52.5 13.68000031 Tm [(\(0.2mol_L,pH3.6-5.8,)] TJ ET EMC /P <> BDC BT /FAAACB 10.5 Tf 1 0 0 -1 157.5 13.68000031 Tm [<00080009>] TJ ET EMC /P <> BDC BT /FAAACF 10.5 Tf 1 0 0 -1 178.5 13.68000031 Tm [(\))] TJ ET EMC /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 183.75 13.41300011 Tm /GS1 gs 0 g [( )] TJ ET EMC Q Q q 1 0 0 1 0 20.14999962 cm q 0.25 0.5 m 341.75 0.5 l 341.75 20.14999962 l 0.25 20.14999962 l h W n q 1 0 0 1 5.4000001 0.5 cm /P <> BDC BT /FAAACB 10.5 Tf 1 0 0 -1 0 13.68000031 Tm /GS2 gs 0 g [<00C0004300C100060007>] TJ ET EMC /P <> BDC BT /FAAACF 10.5 Tf 1 0 0 -1 52.5 13.68000031 Tm [(\(2mol_L,pH4.0\))] TJ ET EMC /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 126 13.41300011 Tm /GS1 gs 0 g [( )] TJ ET EMC Q Q Q q 1 0 0 1 0 40.29999924 cm q 0.25 0.5 m 341.75 0.5 l 341.75 20.14999962 l 0.25 20.14999962 l h W n q 1 0 0 1 5.4000001 0.5 cm /P <> BDC BT /FAAACB 10.5 Tf 1 0 0 -1 0 13.68000031 Tm /GS2 gs 0 g [<00C0004300C100060007>] TJ ET EMC /P <> BDC BT /FAAACF 10.5 Tf 1 0 0 -1 52.5 13.68000031 Tm [(\(2mol_L,pH4.0,)] TJ ET EMC /P <> BDC BT /FAAACB 10.5 Tf 1 0 0 -1 126 13.68000031 Tm [<00080009>] TJ ET EMC /P <> BDC BT /FAAACF 10.5 Tf 1 0 0 -1 147 13.68000031 Tm [(\))] TJ ET EMC /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 152.25 13.41300011 Tm /GS1 gs 0 g [( )] TJ ET EMC Q Q Q q 1 0 0 1 0 60.45000076 cm q 0.25 0.5 m 341.75 0.5 l 341.75 20.14999962 l 0.25 20.14999962 l h W n q 1 0 0 1 5.4000001 0.5 cm /P <> BDC BT /FAAACB 10.5 Tf 1 0 0 -1 0 13.68000031 Tm /GS2 gs 0 g [<00C0004300C100060007>] TJ ET EMC /P <> BDC BT /FAAACF 10.5 Tf 1 0 0 -1 52.5 13.68000031 Tm [(\(2mol_L,pH4.8\))] TJ ET EMC /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 126 13.41300011 Tm /GS1 gs 0 g [( )] TJ ET EMC Q Q Q q 1 0 0 1 0 80.59999847 cm q 0.25 0.5 m 341.75 0.5 l 341.75 20.75 l 0.25 20.75 l h W n q 1 0 0 1 5.4000001 0.5 cm /P <> BDC BT /FAAACB 10.5 Tf 1 0 0 -1 0 13.97999954 Tm /GS2 gs 0 g [<00C0004300C100060007>] TJ ET EMC /P <> BDC BT /FAAACF 10.5 Tf 1 0 0 -1 52.5 13.97999954 Tm [(\(2mol_L,pH4.8,)] TJ ET EMC /P <> BDC BT /FAAACB 10.5 Tf 1 0 0 -1 126 13.97999954 Tm [<00080009>] TJ ET EMC /P <> BDC BT /FAAACF 10.5 Tf 1 0 0 -1 147 13.97999954 Tm [(\))] TJ ET EMC /P <> BDC BT /FAAAAI 10.5 Tf 1 0 0 -1 152.25 13.71299934 Tm /GS1 gs 0 g [( )] TJ ET EMC Q Q Q q 0.5 w 0 0.5 m 0 101.34999847 l S Q q 0.5 w 342 0.5 m 342 101.34999847 l S Q q 0.5 w -0.25 0.25 m 342.25 0.25 l S Q q 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