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8 APPENDIX 8.1 Starch and Starch-Related Topics on the Web Biosynthesis and phosphorylation of starch: http://www.plbio.kvl.dk/plbio/ starch.htm Starch and sucrose metabolism: http://www.genome.ad.jp/htbin/ show_pathway?MAP00500 þ2.4.1.29 Pathway of starch biosynthesis: http://www.public.iastate.edu/ pkeeling/ Pathway.htm Enzymes of starch biosynthesis: http://www.public.iastate.edu/ pkeeling/ Enzymes.htm Enzyme nomenclature database: http://www.expasy.org/enzyme/ The maize page: http://maize.agron.iastate.edu/ Starch/Die Stä rke: http://www.wiley-vch.de/publish/en/journals/ alphabeticIndex/2041/ The Food Resource Homepage: http://food.orst.edu/ Starch—Information about different starches and their technological properties:http://www.orst.edu/food-resource/starch/index.html Processing of starch: http://www.corn.org/web/process.htm REFERENCES 1. DM Stark, KP Timmerman, GF Barry, J Preiss, GM Kishore. Science, 258:287–292, 1992. 2. B Muller-Rober, J Kosman. Plant Cell Environ, 17:601–613, 1994. 3. DJ Manners. Recent development in our understanding of amylopectin structure. Carbohydr Polym 11:87–112, 1989. 4. AM Myers, MK Morell, MG James, SG Ball. Recent progress toward understanding biosynthesis of the amylopectin crystal. Plant Physiol 122:989–997, 2000. 5. J Preiss. Specific functions of starch biosynthetic enzymes. Carbohydr Eur 15:11–14, 1996. 6. SR Erlander. Starch biosynthesis. 1. The size distributions of amylose and amylopectin and their relationships to the biosynthesis of starch. Starch/Stärke 50:227–240, 1998. 7. SR Erlander. Starch biosynthesis. 2: The statistical model for amylopectin and its precurser plant glycogen. Starch/Stärke 50:275–285, 1998. 8. SR Erlander. Starch biosynthesis. 3: The glycogen precursor mechanism using phosphorylase in the production of the precursor glycogen. Starch/Stärke 50:319–330, 1998. 9. AM Smith, K Denyer, C Martin. The synthesis of the starch granule. Annu Rev Plant Physiol, Plant Mol Biol 48:67–87, 1997. © 2004 by Marcel Dekker, Inc.
10. SG Ball, MHBJ van de Wal, RGF Visser. Progress in understanding the biosynthesis of amylose. Trends Plant Sci 3:462–467, 1998. 11. W Praznik, G Rammesmayer, T Spies, A Huber. Characterisation of the (1!4)a-D-glucan-branching 6-glycosyltransferase by in vitro synthesis of branched starch polysaccharides. Carbohydr Res 227:171–182, 1992. 12. AM Myers, MK Morell, MG James, SG Ball. Recent progress toward understanding biosynthesis of the amylopectin crystal. Plant Physiol 122:989–997, 2000. 13. J Preiss. Specific functions of starch biosynthetic enzymes. Carbohydr Eur 15:11–14, 1996. 14. AM Smith, K Denyer, C Martin. The synthesis of the starch granule. Annu Rev Plant Physiol, Plant Mol Biol 48:67–87, 1997. 15. SG Ball, H-P Guan, M James, A Myers, P Keeling, G Mouille, A Buleon, P Collona, J Preiss. From glycogen to amylopectin: a model for the biogenesis of the plant starch granule. Cell 86:349–352, 1996. 16. NK Matheson. The chemical structure of amylose and amylopectin fractions of starch from tobacco leaves during development and diurnally-nocturnally. Carbohydr Res 282:247–262, 1996. 17. A Huber, W Praznik. Molecular characteristics of glucans: High amylose corn starch; In: M Potschka, PL Dubin, eds. ACS Symposium Series No. 635, Strategies in sizeexclusion chromatography. Ch. 19, 1996, pp 351–365. 18. V Fergason. High amylose and waxy corns. In: A Hallauer, ed. Specialty Corns. Boca Raton, FL: CRC Press Inc., 1994, pp 55–77. 19. W Praznik, A Huber, S Watzinger, HF Beck. Molecular characteristics of high amyloses starches. Starch/Stärke 46:88–94, 1994. 20. P Colonna, C Mercier. Macromolecular structure of wrinkled and smooth-pea starch components. Carbohydr Res 126:233–247, 1984. 21. P Weatherwax. A rare carbohydrate in waxy maize. Genetics 7:568–572, 1922. 22. OE Nelson, HW Rines. The enzymatic deficiency in the waxy mutant of maize. Biochem Biophys Res Commun 9:297–300, 1962. 23. CD Boyer, LC Hannah. Kernel mutants of corn. In: A Hallauer, ed. Speciality corns. CRC Press Inc., 1994, pp 2–28. 24. M Obanni, JN BeMiller. Identification of starch from various maize endosperm mutants via ghost structures. Cereal Chem 72:436–442, 1995. 25. RGF Visser. Some physicochemical properties of amylose-free potato starch. Starch/ Stärke 49:443–448, 1997. 26. RA Graybosch. Waxy wheats: Origin, properties, and prospects. Trends Food Sci Technol 9:135–142, 1998. 27. T Nakamura, M Yamamori, H Hirano, S Hidaka, T Nagamine. Production of waxy (amylose-free) wheats. Mol Gen Genet 248:253–259, 1995. 28. T Ono, H Suzuki. Endosperm characters in hybrids between barley varieties with starchy and waxy endosperm. Seihen Ziho 8:11–19, 1957. 29. T Murata, T Sugiyama, T Akazawa. Enzymic mechanism of starch synthesis in glutinous rice grains. Biochem Biophys Res Commun 18:371–376, 1965. 30. K Denyer. The isolation and charcterisation of novel low-amylose mutants of Pisum sativum L. Plant Cell Environ 18:1019–1026, 1996. © 2004 by Marcel Dekker, Inc.
Page 1 and 2:
MARCEL DEKKER Handbook of Size Excl
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CHROMATOGRAPHIC SCIENCE SERIES A Se
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60. Modern Chromatographic Analysis
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Preface to the Second Edition Gel p
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Preface to the First Edition Molecu
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Contents Preface to the Second Edit
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17. Size Exclusion Chromatography o
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James F. Curry Analytical Departmen
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Iwao Teraoka, Ph.D. Othmer Departme
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The graphical data display typicall
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polymer molecule can elute. The tot
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individual states) allowed to them.
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unsaturation while the IR detector
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Sampleconcentrationshouldbeminimize
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averagesdefinedintermsofthemolecula
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information regarding appropriate M
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Analytical. Two models, the KMX-6 a
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Figure 6 Overlay of time-sliced pea
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accurately for very large and very
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4 GENERAL REFERENCES The interested
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46. TA Chamberlin, HE Tuinstra. US
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materials are commercially availabl
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Table 1 Commercial Column Packing M
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necessarily comparable. For this re
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adjusted such that the pore size di
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narrowmolecular weight range, indiv
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Figure 8 Effect of particle size on
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Figure 9 SEC calibration using poly
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Table 4 Typical Eluent Systems for
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Figure 12 Analysis of poly-2-vinyl
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24. E Meehan, S O’Donohue. The ro
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into accepted laboratory techniques
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Table 1 Trace Metal Impurities in C
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mass and biological activity, for m
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Experimental efficiency vs. velocit
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Table 3 Properties of SEC Silica Ge
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operate at aflow rate that can easi
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Figure 3 Efficiency of amide-bonded
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mechanically stable packing materia
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Figure 5 Pore size distributions of
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Figure 6 Separation of polystyrenes
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60-120 A ˚ are large enough to be
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Table 6 Selected Silica-Based Colum
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Table 7 Separation Ranges for Polym
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the decline in permeability is perm
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sample components can be varied by
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Figure 10 Diol bonding reactions. I
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ecause of the higher relative molec
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valuesfork1,k2,anda,theunknownmolec
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water-soluble and detergent-soluble
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the importance of secondary retenti
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discussed in Table 8(33). Based on
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individual dispersion processes ins
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The detector time constant can dist
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5.3 Mobile Phase A mobile phase is
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less steep and still linear at high
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35. P Bristow, J Knox. Chromatograp
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112. K Gooding, K Lu, G Vanecek, F
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for branched polymers or copolymers
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Figure 1 “Bridge design” flow-r
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Figure 3 A light-scattering photome
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Figure 5 SEC universal calibration
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where hn is the hydrodynamic volume
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It should be noted that dn=dc also
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sensitivity for many samples compar
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that is, log[h] vs. logM,generated
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Figure 8 Effect of band broadening
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Table 1 Measurement of Molecular We
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Figure 10 Differential refractomete
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Figure 11 (A) Mark-Houwink plot of
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Table 3 Measurement of Molecular We
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size information is derived from un
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Table 5 Molecular Weight Distributi
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By measuring the scattered intensit
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8 APPENDIX: INSTRUMENT COMPANIES 8.
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53. G Marot, J Lesec. J Liq Chromat
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125. D Slootmaekers, JAPP Van Dijk,
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200. JG Bindels, GJJ Bessems, BM De
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possibly with hydrodynamic volume (
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An insurmountable limitation of SEC
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to sDR(V) when either nPS ¼nPB ¼c
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1,4-trans;and8%1,2-vynil.TheglobalC
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The goal is to find the MWD and CCD
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As expected, pS is closer to the no
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Figure 3 Example 3: MWD and BD of a
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9. BH Zimm, WH Stockmayer. The dime
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45. RO Bielsa, GR Meira. Linear cop
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solubility properties. They are use
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determination of the absolute molec
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Figure 4 Result of the PBT analysis
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Figure 8 Result of natural spider s
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7 Size Exclusion Chromatography of
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As pointed out earlier, rubber must
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Table 2 Various Solvents and Operat
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Figure 2 Typical GPC calibrations w
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© 2004 by Marcel Dekker, Inc. Figu
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Natural and Synthetic Rubbe177 vari
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Another example, shown in Fig. 5 (3
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APPENDIX: SEC CONDITIONS FOR RUBBER
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Appendix (Continued) Polymer Column
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Page 203 and 204:
Page 205 and 206:
5. J West, E Rodriguez. Rubber Chem
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associate. Girdler (67) and Speight
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Table 1 Fractions Obtained Using Co
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Figure 1 SEC analyses of an aged as
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Apparently more polar compounds are
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40% was fractionated into four frac
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Figure 7 SEC analyses of an unaged
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Figure 9 Comparison of percentage L
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Figure 11 Comparison of SEC chromat
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Figure 12 Comparisons of SEC chroma
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percentage LMS at the other locatio
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the total area into up to 12 sectio
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attempted to develop an SEC method
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parameterisbasedontheinternalpressu
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5 MODIFIED ASPHALTS The addition of
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Oxidation of the rubber and asphalt
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Figure 20 SEC chromatogram for an a
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Figure 21 Comparisons of apparent m
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© 2004 by Marcel Dekker, Inc. S/
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PS/10 4 þ 10 3 þ 500 þ 100 THF/1
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Nevertheless, SEC of asphalts is es
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56. NW Garrick, RR Biskur. Trans Re
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Asphalts 235 122. M-S Lin, JM Chaff
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Page 255 and 256:
Table 1 Applications of Acrylamide
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(AM/AA), and acrylamide/dimethyldia
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polymer, a large size filter of 5,
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Figure 1 Size exclusion chromatogra
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Table3 MWandMWDofaBroad-MWDPAMStand
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Another commercially available MW d
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Table 5 Weight-Average Molecular We
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Figure 6 (a) Size exclusion chromat
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compared to anormal product. By com
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StudyingtheKineticsofaChemicalReact
Page 275 and 276:
this information, the higher MW pea
Page 277 and 278:
Page 279 and 280:
Page 281 and 282:
46. CJ Kim, A Hamielec, A Bendek. J
Page 283 and 284:
Page 285 and 286:
A relatively new technique utilizin
Page 287 and 288:
where ais the exponent of the Mark-
Page 289 and 290:
Figure 2 TDS chromatograms for full
Page 291 and 292:
Figure 5 Comparison of molecular we
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Table 3 Summary of TDS Molecular We
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thepartiallyhydrolyzedPVAwiththecol
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Table 5 Summary of Conformation and
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a¼0.627andlog(K) ¼23.249.Theseare
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The limits of detection of the PVA
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Figure 12 PVAc broad molecular weig
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4 SUMMARY Advances in SEC character
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Page 309 and 310:
2.1 Molecular Weight Grades of PVP
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exclusion chromatography with low-a
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weightandmolecularweightdistributio
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Page 317 and 318:
Figure 4 PEOcalibrationofUltrahydro
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Figure 6 Overlay of GPC chromatogra
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plus Ultrahydrogel 120 A ˚ ,Shodex
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Figure 10 SEC traces of PVP/AA copo
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Figure 11 Molecular weight distribu
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Page 329 and 330:
2 CHEMICAL, MACROMOLECULAR AND MORP
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Table 2 The Relative Composition of
Page 333 and 334:
considered to be 3. After the DS ha
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een extensively studied by methods
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The silylation was performed in LiC
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observed using column materials hav
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Table 6 (Continued) Packing materia
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4.5 Other Cellulose Derivatives Bes
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Table 8 SEC Conditions for Characte
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dextrans swell too much in cadoxen
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stirring at room temperature for an
Page 351 and 352:
Figure 2 MMDofunbleached(HP)andblea
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Figure 4 MMDofbirchkraftpulpdegrade
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adequate when evaluating the influe
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differential refractive index (DRI)
Page 359 and 360:
30. HA Krässig. Effects of structu
Page 361 and 362:
67. E Sjöholm, K Gustafsson, A Col
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104. B Fleury, J Dubois, C Léonard
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136. D Miller, D Senior, R Sutcliff
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166. SS Cutié, CG Smith. Determina
Page 369 and 370:
200. R Berggren, F Berthold, E Sjö
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13 Molar Mass and Size Distribution
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measurements, and vapor pressure os
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The calibration of SEC columns by c
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The division according to eluent ty
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Apolymer produced by UV irradiation
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Because DMAC/LiCl is also agood sol
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compoundsandwasexplainedbyadsorptio
Page 385 and 386:
isolated lignins because they are e
Page 387 and 388:
The Separon HEMA and Separon HEMA B
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Figure 4 GPC elution curves of the
Page 391 and 392:
liquor is highest throughout the co
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topological anisotropy in the polym
Page 395 and 396:
29. M Ristolainen, R Alen, J Knuuti
Page 397 and 398: eds. Proc Int Symp 1998. Canton, Pe
Page 399 and 400: 92. L Jurasek. Towards a three dime
Page 401 and 402: Table 1 Selected Industries Connect
Page 403 and 404: into C3-metabolites, which then may
Page 405 and 406: Table 4 Key Enzymes in the Biosynth
Page 407 and 408: Table 5 Cloned Mutants of Starch En
Page 409 and 410: Figure 3 Modeled x-ray diffraction
Page 411 and 412: In the native environment (plant ce
Page 413 and 414: Figure 6 (a) Large starch granules
Page 415 and 416: number of branching points); crossl
Page 417 and 418: Both absolute approaches are extrao
Page 419 and 420: Table 7 (Continued) Approach Experi
Page 421 and 422: structures, excluded volumes, and t
Page 423 and 424: Figure 10 (a) SEC elution profile o
Page 425 and 426: Figure 12 Wheat glucans: DRI elutio
Page 427 and 428: Figure 13 Wheat glucans. Normalized
Page 429 and 430: Figure 16 Wheat glucan. Normalized
Page 431 and 432: Figure 18 Wheat glucan.Elution prof
Page 433 and 434: Figure 20 Wheat glucans. Absolute m
Page 435 and 436: Figure 22 Wheat glucan. (a) Intrins
Page 437 and 438: Figure 24 Wheat PA-glucan. Elution
Page 439 and 440: an Ubbelohde-viscometer for concent
Page 441 and 442: Rheological investigations of stabi
Page 443 and 444: shifts to applied laser light, whic
Page 445 and 446: Table 8 Characteristic Parameters f
Page 447: Table 8 (Continued) and H2O. A part
Page 451 and 452: 52. W Praznik, R Beck. J Chromatogr
Page 453 and 454: 15 Size Exclusion Chromatography of
Page 455 and 456: 3 PROTEIN PARTITIONING IN SEC 3.1 G
Page 457 and 458: Figure 1 Plot of Kav vs. log M for
Page 459 and 460: yconsideringtheproteinsolutestobesp
Page 461 and 462: globular proteins and selected flex
Page 463 and 464: silanol groups (52-54); even capped
Page 465 and 466: most proteins to be maximally stabl
Page 467 and 468: Figure 4 Chromatograms of BSA and P
Page 469 and 470: concentrated) steps of protein puri
Page 471 and 472: Table 3 Characteristics of Dextran-
Page 473 and 474: preparative SEC. The capabilities o
Page 475 and 476: 37. GR Noll, N Nagle, JO Baker, DJ
Page 477 and 478: 16 Size Exclusion Chromatography of
Page 479 and 480: Figure 2 Separation of total E. col
Page 481 and 482: Figure 3 Separation of HaeIII-cleav
Page 483 and 484: The recovery of DNA fragments has b
Page 485 and 486: Endotoxin should also be removed fr
Page 487 and 488: Table 3 Best Columns for the Separa
Page 489 and 490: Figure 10 Dependence of HETP on flo
Page 491 and 492: Appendix (Continued ) Polymer Colum
Page 493 and 494: REFERENCES 1. CT Wehr, SR Abbott. J
Page 495 and 496: MALDI-MS has been applied to determ
Page 497 and 498: Figure 1 Calibration curvesof SEC c
Page 499 and 500:
Figure 3 Chromatograms of epoxy res
Page 501 and 502:
wherenandn0 aretheRIsofthesample an
Page 503 and 504:
Figure 5 SEC chromatogram of n-alka
Page 505 and 506:
Figure 7 Refractive indexes of comm
Page 507 and 508:
Another detector recently applied i
Page 509 and 510:
Figure 11 Absolute MW calibration p
Page 511 and 512:
Figure 12 Chromatogram of Acrawax C
Page 513 and 514:
18 Two-Dimensional Liquid Chromatog
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largerispressuredropandresultingexp
Page 517 and 518:
elations between molar masses and s
Page 519 and 520:
Figure 2 (Continued) chapter, one o
Page 521 and 522:
where Nis the column efficiency exp
Page 523 and 524:
composition/architecture/molar mass
Page 525 and 526:
solvent. Here again, solvent-solven
Page 527 and 528:
or repulsive interactions between m
Page 529 and 530:
macromolecules may strongly differ
Page 531 and 532:
temperature. The efficacy of an ads
Page 533 and 534:
however, aliphatic bonded groups ma
Page 535 and 536:
Figure 10 Schematic representation
Page 537 and 538:
packing materials for SEC of synthe
Page 539 and 540:
Quantitative relations between sila
Page 541 and 542:
Both strength and thermodynamic qua
Page 543 and 544:
where Cand Dare constants for apart
Page 545 and 546:
ThisisimportantwhenLCCCisappliedtoc
Page 547 and 548:
Page 549 and 550:
Page 551 and 552:
However, strong adsorption of macro
Page 553 and 554:
elution step may be sufficient for
Page 555 and 556:
Figure 16 Block scheme of a full ad
Page 557 and 558:
processing of 2D-HPLC data. Knowled
Page 559 and 560:
Figure 20 Set of full retention-elu
Page 561 and 562:
distributions of complex polymers a
Page 563 and 564:
constituents were not discriminated
Page 565 and 566:
(Sec. 7) and therefore they can be
Page 567 and 568:
2. Identify sample solvents. First
Page 569 and 570:
1 Segmental interaction energy para
Page 571 and 572:
58. BG Belenkii. Pure Appl Chem 51:
Page 573 and 574:
19 Methods and Columns for High-Spe
Page 575 and 576:
Table 1 Summary of Methods for Incr
Page 577 and 578:
not savealot of time and solvent, d
Page 579 and 580:
Figure 3 Conventional SEC chromatog
Page 581 and 582:
chromatogram at 4mL/min, which is f
Page 583 and 584:
Sincethereductionoftheinternaldiame
Page 585 and 586:
Table 3 Summary of Column Performan
Page 587 and 588:
Figure 11 Dependence of column perf
Page 589 and 590:
. Two-dimensional chromatography ru
Page 591 and 592:
The standard deviations for the mol
Page 593 and 594:
Figure 15 Comparison of time requir
Page 595 and 596:
Figure 17 Accuracy and precision of
Page 597 and 598:
polymer analysis. Samples are “ru
Page 599 and 600:
just ignoring the fractionation of
Page 601 and 602:
20 Automatic Continuous Mixing Tech
Page 603 and 604:
out at low enough concentration tha
Page 605 and 606:
educed viscosity, h r, to be comput
Page 607 and 608:
Page 609 and 610:
Figure 2 Raw ACOMP signals from mul
Page 611 and 612:
Figure 4 Mw vs. monomer conversion,
Page 613 and 614:
decreases smoothly and monotonicall
Page 615 and 616:
Figure 7 Effects of fluctuating rea
Page 617 and 618:
Finally, the use of a light-scatter
Page 619 and 620:
Figure 8 Linear and cubic increases
Page 621 and 622:
where r(t) is now given by 2 6 r(t)
Page 623 and 624:
Figure 11 Light scattering from sol
Page 625 and 626:
3.1 ASimple System: Equilibrium Cha
Page 627 and 628:
Figure 13 (a) ACM applied to the ch
Page 629 and 630:
Also of note in Fig. 13b is how hig
Page 631 and 632:
15. JM Starita, CL Rohn. Rheologica
Page 633 and 634:
52. M Hulden. Hydrophobically modif
Page 635 and 636:
21 Light Scattering and the Solutio
Page 637 and 638:
therefore, is to remove any lingeri
Page 639 and 640:
is often found in the literature wh
Page 641 and 642:
Figure 2 Configuration of an SEC se
Page 643 and 644:
5 THE IMPORTANCE OF SOFTWARE Like a
Page 645 and 646:
standard deviations of the measured
Page 647 and 648:
These include the differential weig
Page 649 and 650:
Figure 8 Data of Fig. 7corrected fo
Page 651 and 652:
Figure 11 Data of Fig. 10 with spik
Page 653 and 654:
Figure 13 Fitstodatacollectedatasli
Page 655 and 656:
Table 1 Errors (in %) Characteristi
Page 657 and 658:
homogeneous copolymer, that is, tak
Page 659 and 660:
process may be used to identify the
Page 661 and 662:
fractionated sample. They represent
Page 663 and 664:
Figure 16 An example of poor SEC ch
Page 665 and 666:
on) methods, whereby the average di
Page 667 and 668:
23. WH Stockmayer, LD Moore Jr, M F
Page 669 and 670:
condition, as is explained in this
Page 671 and 672:
Figure 2 Partition coefficients KL
Page 673 and 674:
4 COLUMNS FOR HOPC Detailsaregiveni
Page 675 and 676:
and concomitant clogging of columns
Page 677 and 678:
Figure 5 Concentration dependence o
Page 679 and 680:
Table 1 Solution Volume, Polymer Ma
Page 681 and 682:
in Fig. 4a. The middle fractions (8
Page 683 and 684:
Figure 10 SEC chromatograms for som
Page 685 and 686:
appropriate for the early fractions
Page 687 and 688:
23 Size Exclusion/ Hydrodynamic Chr
Page 689 and 690:
Figure 2 Calibration curve for the
Page 691 and 692:
Figure 5 Elutionbehaviorofpolystyre
Page 693 and 694:
Table 1 Comparison Between SEC and
Page 695 and 696:
egular SEC column in which the pore
Page 697:
Such an ideal separation can be obt
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