Found inside – Page 81Paper chromatography is essentially a liquid - liquid partition chromatographic procedure . Very often the subtleties of paper chromatographic separations involve interactions with the filter paper support which depend on adsorption by Van ... Found inside – Page ixTheory and principle of gas liquid chromatography . 202 . ... Paper chromatography . 225. General procedure of paper chromatography . 226. Found inside – Page 279A systematic paper chromatographic procedure has been worked out for the analysis of alkaloids [45]. It can now be adapted to thin-layer chromatography with ... Found inside – Page 569/Paper Chromatography INTRODUCTION Paper chromatography is a new, sensitive, versatile technique that can be applied successfully to the ... If the solvent flows upward, the procedure is known as ascending paper chromatography. The text also ponders on purines, pyrimidines, and related substances and phenols, aromatic acids, and porphyrins. The text is a valuable reference for readers interested in paper chromatography. Found inside – Page 30531 , 66 Procedure for the Separation of Acyl - Coenzyme A Thioesters by Paper Chromatography The reaction mixture containing about 10 to 20 umol of acyl ... Found inside – Page 214Relations Between Paper Chromatographic Behaviour and Chemical Structure, Attempts at Systematic Analysis : a ... the steroid procedure provides a pattern for a more generalized systematic paper chromatographic procedure of wide ... Found inside – Page 210Ligand exchange chromatography on a copper - loaded chelating resin 238 2 . 4 . Multi - component ... Paper chromatography , paper electrophoresis and thin layer chromatography . ... Experimental procedure for paper chromatography . Found inside – Page 11The nucleotides and orthophosphate were separated by the paper chromatography procedure of Krebs and Hems (6) or by paper electrophoresis. The latter procedure was carried out with 0.03 M citric acid-sodium citrate buffer, pH 3.2, on 3 ... Found inside – Page 135Paper Chromatography Paper chromatography is also valuable for the separation and analysis of phosphate mixtures . ... dimensional chromatogram of condensed phosphates is shown in Figure 4 , and a paper chromatographic procedure is ... Extraction Chromatography The book provides information and applications of paper chromatography such as the theory, mechanism, and fundamentals of the process; the separation of amino acids, carbohydrates, lipophilic steroids, and related compounds; and the ... Found inside – Page 406A method for separating several amino acids is a fairly typical example of a paper chromatographic procedure [ 14 ] . Five amino acids are separated into four fractions by descending paper chromatography on Whatman No . 1 paper with water ... Found inside – Page 3THIN layer chromatographic procedure has been developed for the quantitative determination of a 1 number of ... Hanig and Koch ( 2 ) described a paper chromatographic procedure for the analysis of the main constituents of D & C Red # 21 ... Found inside – Page 332Tilden ? has listed 27 solvent systems for use in the separation of coal tar colours by paper partition chromatography ... The object of the present investigation was to further improve the paper chromatographic procedure , so as to achieve ... Found inside – Page 38The same is true with gas and paper chromatography . As most of you know , small quantities of fat carried through the procedure will render the paper chromatographic reading invalid , because the pesticide is bound at the sight of origin and ... Found inside – Page 451The present communication relates to a procedure for the paper chromatography of corticosteroids , in which a number of the usual techniques employed are simpler and more rapid than those previously described . Corticosteroid Paper dried ... Found inside – Page 28A detection limit of 250 ng for each catecholamine was achieved with this procedure . To overcome the use of multiple solvent system used for TLC and paper chromatography , Majoweski ( 92 ) developed a single solvent system capable of ... Found inside – Page 4822.5cm 3.5cm 3.5 3.5 3.5 3.5 3.5 -4- -t- Met Sample Leu Val Sample Lys 2.5cm FIGURE 16.15 Suggested pattern for paper chromatography in Experiment 61, ... Found inside – Page 94Even running the solvent over the paper will take off quite a lot of loose fluff , which you can see if you examine it in a good light . ... We now employ a chromatographic procedure , starting with petroleum ether ( 1 day ) and continuing 94. Found inside – Page 288rapid paper chromatographic procedure was established by detg . the hydroxyproline content of a soln . , pH 6 . ... An essential prerequisite for the analy sis of lipide mixts , of biological origin by gas - liquid chromatography ( GLC ) is the quant ... Found inside – Page 436APPENDIX 1 PROCEDURE FOR SEPARATION OF VOLATILE ACIDS BY PAPER CHROMATOGRAPHY The following chromatographic procedure was found adequate for separating the volatile acids from acetic through caproic . Formic and ... Found inside – Page 113Procedure 1 Cut a strip of chromatography paper ( filter paper will do ) sufficiently long to reach almost to the bottom of a boiling tube and narrow enough ... Found inside – Page 2The chemical analysis was done at the Hawaiian Sugar Planter's Association ( HSPA ) Experiment Station , where the paper chromatographic technique is ... Found inside – Page 160DAVIES, B. H.: A simple saturation chamber for thin-layer chromatography. ... GETz, M. E.: A cleanup method and paper chromatographic procedure for the ... Found inside – Page 113Those zones cut out of the paper chromatogram which contain serologically active ... This procedure is often used in preparative paper chromatography, ... Found inside – Page 14A sensitive paper chromatographic procedure has been developed for the detection of residues of SYSTOX and its metabolites in the presence of other cholinesterase inhibiting pesticides and their metabolites . Plant extracts are first subjected ... Found inside – Page 175For instance MACEK et al . recommend the application of two different principles , viz . first chromatography using a partition system on paper and a complementary chromatographic procedure using adsorption chromatography on a thin layer . Found inside – Page 108Procedure. 1. Paper. Chromatography. Materials ❏ Safety goggles and gloves ❏ Scissors ❏ Chromatography paper strip ❏ Wax pencil or Sharpie ❏ Capillary ... Found inside – Page 104Attempts to reduce the preparative steps to a single paper chromatography and ... Direct analysis is henceforth considered as an isotope dilution procedure ... Found inside – Page 28The radioactive components of both samples were separated by paper chromatography . ... During this procedure the temp did not rise above - 30° C . The chromatographic paper was kept in the cold chromatographic box for 2 hr before it was ... Found inside – Page 3Silicic - acid - impregnated glass - fiber paper has also been fairly widely used ( 57 – 59 ) . ... In this laboratory we have used Marinetti ' s paper chromatographic procedure , modified slightly , to study the composition of plant ( 50 – 52 ) and ... Found inside – Page 80H.L.Martelli and O.Pyres : J. Chromatography , 1961 , 6 , 159-163 ( Escole Nat . de Quim . , Univ . de Brazil , Rio de Janeiro , Brazil ) A paper chromatographic procedure is described for the separation of mercapto ( SH ) analogues of acids of ... Found inside7 - The following reagents were used in the present study for the location and identification of sulfosalt cation zones. The procedure for identification of the specific ions will be discussed later. Reagent Concentration Potassium Chromate 1% ... Found inside – Page 542 Procedure This procedure involves ascending paper chromatography overnight , followed by combined use of the ninhydrin reagent and " inhibition assay " of ... A Manual of Paper Chromatography and Paper Electrophoresis provides a comprehensive discussion of the techniques of paper chromatography and paper electrophoresis. The book is organized into two parts. Found inside – Page 2425EXPERIMENTAL PROCEDURE AND RESULTS structural relationship among phosphatidy linositols from ox pestle in the ... De - O - acylation with sodium methoxide in methanol gave a Paper Chromatography — The inositols and inositol ... Found inside – Page 642... detailed comments on the Paper , it is gratifying that no serious fault was discovered in the chromatographic procedure ... We agree with Mr . G . R . Boreham , that , although gas chromatography gives a much more rapid separation of the ... Found inside – Page 4Paper chromatography for determining palatability differences in various ... chromatographic variations and palatability suggests that the procedure may be ... Found inside – Page 297A suitable procedure for removing most of the paper extract from paper eluate is as follows.(97) A chromatography column tube is used, 7 to 10 mm. diameter ... Found inside – Page 67Chromatography , ascending ordescending - the recovery of substances from paper chromatograms by ' elution ' Principle : To demonstrate a technique for the recovery of pure substances after separation by paper chromatography , by the ... Found inside – Page 12-104Procedure. 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